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Kansas Real-Time Water Quality

Kansas Regression Models, by Publication Source

Christensen, V.G., Graham, J.L., Milligan, C.R., Pope, L.M., and Ziegler, A.C., 2006, Water quality and relation to taste-and-odor compounds in the North Fork Ninnescah River and Cheney Reservoir, south-central Kansas, 1997-2003: U.S. Geological Survey Scientific Investigations Report 2006-5095, 43 p.

Station Constituent Model Form n R2 BCF Standard Errors of Coefficeints Correlation Matrix Lower-Left
07144780 Alkalinity log10(ALK) = 0.2405 + 0.6591 log10(SC) 27 0.8069 1.011 0.1869, 0.0645 -0.998
07144780 Diss. solids log10(DS) = 0.0101 + 0.9099 log10(SC) 127 0.8719 1.011 0.09, 0.0312 -0.9979
07144780 Magnesium Mg = 1.6789 + 0.0086 SC 127 0.7987 1 0.3394, 0.0004 -0.9385
07144780 Sodium log10(Na) = - 1.4067 + 1.1704 log10(SC) 127 0.8897 1.028 0.1063, 0.0368 -0.9979
07144780 Potassium log10(K) = 0.9438 - 0.0003 SC 127 0.5444 0.967 0.0236, 0 -0.9385
07144780 Bicarbonate log10(HCO3) = 0.2964 + 0.6692 log10(SC) 27 0.8105 1.012 0.1876, 0.0647 -0.998
07144780 Chloride log10(Cl) = - 1.8224 + 1.3661 log10(SC) 27 0.9746 0.973 0.1278, 0.0441 -0.998
07144780 Sulfate log10(SO4) = - 1.2638 + 0.9611 log10(SC) 27 0.8514 1.006 0.2328, 0.0803 -0.998
07144780 Diss. orthophosphorus DOP = 0.2367 - 0.0002 SC 25 0.8351 1 0.0188, 0 -0.9599
07144780 Total Org. N + NH3 TKN = 0.7899 - 0.0004 Q + 0.0079 TURB 20 0.9206 1 0.0816, 0.0001, 0.0004 -0.1906, -0.4793, -0.4714
07144780 Total Org. N + NH3 TKN = 0.7899 - 0.0004 Q + 0.0054 TURB 20 0.9206 1 0.0816, 0.0001, 0.0004 -0.1906, -0.4793, -0.4714
07144780 Total phosphorus TP = 0.0863 + 0.0001 Q + 0.0012 TURB 26 0.8447 1 0.0166, 0, 0.0001 -0.146, -0.4489, -0.5112
07144780 Total phosphorus TP = 0.0863 + 0.0001 Q + 0.0008 TURB 26 0.8447 1 0.0166, 0, 0.0001 -0.146, -0.4489, -0.5112
07144780 Fecal coliform bacteria log10(FCB) = 3.1005 + 0.7137 log10(TURB) - 0.0016 SC 30 0.7799 1.583 1.0431, 0.2925, 0.0006 -0.9593, -0.9597, 0.8539
07144780 Fecal coliform bacteria log10(FCB) = 3.1005 + 0.7137 log10(TURB) - 0.0016 SC 30 0.7799 1.583 1.0431, 0.2925, 0.0006 -0.9593, -0.9597, 0.8539
07144780 Fecal coliform bacteria log10(FCB) = 3.22 + 0.7137 log10(TURB) - 0.0016 SC 30 0.7799 1.583 1.0431, 0.2925, 0.0006 -0.9593, -0.9597, 0.8539
07144780 Suspended sediment log10(SS) = 0.1884 + 1.1026 log10(TURB) 22 0.8528 1.193 0.2056, 0.1024 -0.9678
07144780 Suspended sediment log10(SS) = 0.0037 + 1.1026 log10(TURB) 22 0.8528 1.193 0.2056, 0.1024 -0.9678
07144780 Total suspended solids log10(TSS) = 0.2528 + 0.8929 log10(TURB) 29 0.9232 1.064 0.0952, 0.0496 -0.9548
07144780 Total suspended solids log10(TSS) = 0.4024 + 0.8929 log10(TURB) 29 0.9232 1.064 0.0952, 0.0496 -0.9548
07144790 Diss. solids DS = - 8.5937 + 0.5504 SC 19 0.8108 1 53.3766, 0.0645 -0.9988
07144790 Sodium Na = - 48.9735 + 0.1815 SC 19 0.8796 1 13.4817, 0.0163 -0.9988
07144790 Chloride Cl = - 72.4081 + 0.2598 SC 19 0.613 1 41.4297, 0.0501 -0.9988
07144790 Diss. nitrate + nitrite log10(TIN) = 0.9793 + 0.7094 log10(TURB) - 2.5 log10(DO) - 0.0014 (TEMP)2 19 0.5634 1.307 0.8053, 0.2635, 0.7198, 0.0004 -0.1409, -0.9564, -0.0715, -0.4633, -0.6089, 0.4869
07144790 Diss. nitrate + nitrite log10(TIN) = 1.0721 + 0.7094 log10(TURB) - 2.5 log10(DO) - 0.0014 (TEMP)2 19 0.5634 1.307 0.8053, 0.2635, 0.7198, 0.0004 -0.1409, -0.9564, -0.0715, -0.4633, -0.6089, 0.4869
07144790 Diss. orthophosphorus log10(DOP) = - 2.7586 + 1.0067 log10(TURB) 33 0.5285 1.441 0.1736, 0.1708 -0.9365
07144790 Diss. orthophosphorus log10(DOP) = - 2.627 + 1.0067 log10(TURB) 33 0.5285 1.441 0.1736, 0.1708 -0.9365
07144790 Total Org. N + NH3 TKN = - 5.584 + 0.0115 TURB + 0.7039 log10(DO) + 0.6577 PH 20 0.6583 1 1.4804, 0.0038, 0.3416, 0.1719 0.056, -0.0193, 0.1731, -0.9713, -0.1411, -0.2126
07144790 Total Org. N + NH3 TKN = - 5.584 + 0.0085 TURB + 0.7039 log10(DO) + 0.6577 PH 20 0.6583 1 1.4084, 0.0038, 0.3416, 0.1719 0.056, -0.0193, 0.1731, -0.9713, -0.1411, -0.2126
07144790 Total phosphorus TP = 0.0218 + 0.0022 TEMP + 0.0014 TURB 33 0.7649 1 0.0055, 0.0004, 0.0005 -0.2656, -0.3091, -0.7308
07144790 Total phosphorus TP = 0.0218 + 0.0022 TEMP + 0.001 TURB 33 0.7649 1 0.0055, 0.0004, 0.0005 -0.2656, -0.3091, -0.7308
07144790 Suspended sediment log10(SS) = 0.361 + 0.5966 log10(TURB) 17 0.6884 1.054 0.1262, 0.1036 -0.9535
07144790 Suspended sediment log10(SS) = 0.439 + 0.5966 log10(TURB) 17 0.6884 1.054 0.1262, 0.1036 -0.9535
07144790 Total suspended solids TSS = 2.8474 + 0.2872 TURB 19 0.4218 1 1.2785, 0.0603 -0.8521
07144790 Total suspended solids TSS = 2.8474 + 0.2125 TURB 19 0.4218 1 1.2785, 0.0603 -0.8521
07144790 Geosmin log10(Geo) = 7.0994 - 1.0664 log10(TURB) - 0.0097 SC 18 0.71 1.169 1.6752, 0.1903, 0.0018 -0.6979, -0.9964, 0.6395
07144790 Geosmin log10(Geo) = 7.231 - 1.0664 log10(TURB) - 0.0097 SC 18 0.71 1.169 1.6752, 0.1903, 0.0018 -0.6979, -0.9964, 0.6395

Christensen, V.G., Ziegler, A.C., Rasmussen, P.P., and Jian, Xiaodong, 2003, Continuous real-time water-quality monitoring of Kansas streams, in Proceedings of 2003 Spring Specialty Conference on Agricultural Hydrology and Water Quality, May 12-14, 2003, Kansas City, Missouri: Middleburg, Virginia, American Water Resources Association, AWRA Technical Publication Series No. TPS-03-1, compact disc.

Station Constituent Model Form n R2 BCF Standard Errors of Coefficeints Correlation Matrix Lower-Left
07143672 Hardness HARD = 9.8497 + 0.2734 SC 157 0.9597 1 4.9079, 0.0045 -0.8734
07143672 Alkalinity log10(ALK) = 0.5086 + 0.646 log10(SC) - 0.102 log10(Q) 155 0.9487 1.01467 0.1044, 0.0289, 0.0122 -0.9902, -0.8927, 0.8287
07143672 Diss. solids DS = 25.3 + 0.551 SC 158 0.9773 1 7.5557, 0.0067 -0.8627
07143672 Calcium Ca = 2.34 + 0.087 SC 157 0.9551 1 1.6521, 0.0015 -0.8734
07143672 Sodium Na = - 15.4 + 0.107 SC 157 0.9662 1 1.7505, 0.0016 -0.8734
07143672 Bicarbonate log10(HCO3) = - 0.179 + 0.846 log10(SC) 156 0.9124 1.02075 0.061316, 0.021125 -0.9929
07143672 Chloride Cl = - 33.7 + 0.209 SC 156 0.9572 1 3.8775, 0.0036 -0.873
07143672 Sulfate log10(SO4) = - 1.07 + 0.9005 log10(SC) 158 0.8854 1.03489 0.0752, 0.0259 -0.9929
07143672 Fluoride log10(F) = - 1.7 + 0.407 log10(SC) 55 0.2843 1.17163 0.2496, 0.0887 -0.9917
07143672 Diss. Nitrate NO3 = 0.473 + 1.001 log10(TURB) - 1.3431 log10(TEMP) 116 0.49 1 0.210639, 0.102527, 0.177876 -0.4946, -0.49766, -0.45801
07143672 Diss. Nitrate NO3 = 0.473 + 1.001 log10(TURB) - 1.3431 log10(TEMP) 116 0.49 1 0.210639, 0.102527, 0.177876 -0.4946, -0.49766, -0.45801
07143672 Total Org. N + NH3 log10(TKN) = - 0.816 + 0.439 log10(TURB) 35 0.8497 1.03434 0.074, 0.0321 -0.9663
07143672 Total phosphorus TP = 0.3246 + 0.000929 TURB 36 0.893 1 0.0312, 0.0001 -0.6405
07143672 Arsenic log10(As) = 1.16 - 0.227 log10(Q) 33 0.6628 1.17163 0.0725, 0.0291 -0.9336
07143672 Atrazine log10(ATR) = 0.4297 - 0.6431 cos(2π D / 365) + 0.3586 sin(2π D / 365) - 0.00079 SC 78 0.5523 1.80644 0.1574, 0.1199, 0.1054, 0.0001 0.6148, 0.0787, 0.0715, -0.8317, -0.3353, -0.2262
07143672 Triazines log10(TRI) = 0.242 - 0.000562 SC + 0.193 sin(2π D / 365) - 0.572 cos(2π D / 365) 781 0.53 1.747 0.0441483, 0.0000407673, 0.0251744, 0.0307074 -0.8897, 0.2263, -0.3125, 0.5855, -0.3982, 0.0908
07143672 Suspended sediment log10(SS) = 0.133 + 0.945 log10(TURB) 43 0.9475 1.04742 0.0819, 0.0348 -0.9645
07143672 Total suspended solids log10(TSS) = 0.011 + 0.943 log10(TURB) 48 0.933 1.12666 0.0848, 0.0373 -0.9564
07144100 Hardness HARD = 0.442 + 0.318 SC 131 0.9646 1 3.9243, 0.0054 -0.8755
07144100 Alkalinity log10(ALK) = 0.574 + 0.671 log10(SC) - 0.1211 log10(Q) 131 0.9364 1.01447 0.1487, 0.0419, 0.0163 -0.9895, -0.9151, 0.8521
07144100 Diss. solids DS = 17.2 + 0.562 SC 125 0.9585 1 4.1573, 0.0057 -0.8721
07144100 Calcium Ca = - 0.0587 + 0.0979 SC 131 0.9617 1 1.2588, 0.0017 -0.8755
07144100 Sodium Na = - 23.4 + 0.101 SC + 3.79 log10(Q) 131 0.9654 1 4.2543, 0.0026, 1.1617 -0.9065, -0.9622, 0.7902
07144100 Bicarbonate log10(HCO3) = 2.32 + 0.000462 SC - 0.174 log10(Q) 131 0.9132 1.01336 0.0589, 0, 0.0161 -0.9065, -0.9622, 0.7902
07144100 Chloride Cl = - 112 + 0.203 SC + 25.7 log10(Q) 131 0.9419 1 9.5484, 0.0058, 2.6079 -0.9065, -0.9622, 0.7902
07144100 Sulfate SO4 = 0.1 + 0.0592 SC 131 0.9244 1 1.084, 0.0015 -0.8762
07144100 Fluoride log10(F) = - 1.75 + 0.434 log10(SC) 57 0.6211 0.980945 0.122, 0.0458 -0.9934
07144100 Diss. Nitrate log10(NO3) = 0.028 + 0.23 log10(TURB) - 0.0306 TEMP 134 0.32 1.333 0.094294, 0.04502, 0.004093 -0.6843, -0.37886, -0.34922
07144100 Total Org. N + NH3 TKN = 0.863 + 0.00232 TURB 39 0.7425 1 0.1105, 0.0002 -0.6696
07144100 Total phosphorus TP = 0.506 + 0.000567 TURB 36 0.5488 1 0.0451, 0.0001 -0.6882
07144100 Arsenic log10(As) = 1.3 - 0.25 log10(Q) 34 0.6822 1.04103 0.0847, 0.0302 -0.9559
07144100 Atrazine log10(ATR) = 0.237 - 0.7452 cos(2π D / 365) + 0.5043 sin(2π D / 365) - 0.000647 SC 205 0.6038 1.44198 0.0868, 0.0681, 0.0462, 0.0001 0.6239, 0.0963, 0.072, -0.8259, -0.2386, -0.1922
07144100 Triazines log10(TRI) = 0.35 - 0.000807 SC + 0.37 sin(2π D / 365) - 0.671 cos(2π D / 365) 2525 0.55 1.561 0.026681, 0.000029853, 0.0120929, 0.0203725 -0.842, 0.1833, -0.2486, 0.6526, -0.2605, 0.0734
07144100 Suspended sediment log10(SS) = 0.185 + 0.715 log10(TURB) + 0.188 log10(Q) 47 0.9082 1.14088 0.1036, 0.0787, 0.0651 -0.3875, -0.1645, -0.8313
07144100 Total suspended solids log10(TSS) = - 0.83 + 1.16 log10(TURB) + 0.000605 SC 54 0.9107 1.11909 0.301657, 0.091378, 0.000183 -0.984092, -0.953635, 0.9015

Christensen, V.G., 2001, Characterization of Surface-Water Quality Based on Real-Time Monitoring and Regression Analysis, Quivira National Wildlife Refuge, South-Central Kansas, December 1998 Through June 2001: U.S. Geological Survey Water-Resources Investigations Report 01-4248, 28 p.

Station Constituent Model Form n R2 BCF Standard Errors of Coefficeints Correlation Matrix Lower-Left
07142575 Alkalinity log10(ALK) = 2.36 - 0.000368 Q - 0.000148 (TEMP)2 18 0.71 1.024 0.0300623, 0.0000673, 0.0000542 -0.353401, -0.777645, 0.016424
07142575 Diss. solids DS = 14.3 + 0.549 SC 18 0.999 1 10.9609, 0.0026565 -0.820487
07142575 Sodium Na = - 117 + 0.0938 Q + 0.203 SC 18 0.998 1 14.1661, 0.0293173, 0.0029325 -0.703252, -0.875308, 0.554267
07142575 Chloride Cl = - 172 + 0.113 Q + 0.3194 SC 18 0.999 1 14.8381, 0.030708, 0.0030716 -0.703252, -0.875308, 0.554267
07142575 Sulfate SO4 = 13.17 + 0.0268 SC 18 0.983 1 3.57792, 0.0008671 -0.820485
07142575 Fluoride log10(F) = - 0.892 + 0.162 log10(SC) - 0.000255 Q 18 0.826 1.03 0.230331, 0.0639225, 0.0000962 -0.997645, -0.831071, 0.811252
07142575 Diss. Nitrate log10(NO3) = - 7.37 - 0.000442 SC + 2.6 log10(SC) - 0.000998 (TEMP)2 20 0.828 1.187 1.31138, 0.00007, 0.4395, 0.00026 0.0765204, -0.994159, -0.902385, -0.286455, -0.325714, 0.225468
07142575 Total Org. N + NH3 TKN = 0.469 + 0.0234 TEMP - 6.55E-5 SC + 0.00317 TURB 20 0.806 1 0.196506, 0.0087763, 0.0000341, 0.0006893 -0.466663, -0.489197, -0.393039, -0.480798, -0.372011, 0.591246
07142575 Total phosphorus TP = 0.776 + 0.0057 TEMP - 0.227 log10(SC) + 0.00103 TURB 20 0.96 1 0.116458, 0.0012489, 0.0329483, 0.0001061 0.0746053, -0.97546, -0.255771, -0.652923, -0.301523, 0.621176
07142575 Suspended sediment log10(SS) = 0.438 + 0.926 log10(TURB) 9 0.926 1.065 0.214782, 0.099156 -0.966771
07142575 Total suspended solids log10(TSS) = 0.348 + 0.818 log10(TURB) 18 0.825 1.057 0.182567, 0.0942463 -0.979635

Logistic and linear regression model documentation for statistical relations between continuous real-time and discrete water-quality constituents in the Kansas River, Kansas, July 2012 through June 2015

Station Constituent Model Form n R2 BCF Standard Errors of Coefficeints Correlation Matrix Lower-Left
06887500 Alkalinity log10(ALK) = 0.733 + 0.526 log10(SC) 49 0.898 1 0.0731, 0.0255 -0.998
06887500 Diss. solids log10(DSR) = 0.0548 + 0.911 log10(SC) 55 0.976 1 0.0556, 0.0193 -0.998
06887500 Calcium log10(Ca) = - 0.0258 + 0.646 log10(SC) 55 0.923 1 0.0728, 0.0253 -0.998
06887500 Magnesium log10(Mg) = - 0.996 + 0.768 log10(SC) 55 0.919 1 0.0891, 0.031 -0.998
06887500 Sodium log10(Na) = - 2.55 + 1.52 log10(SC) 55 0.965 1.01 0.114, 0.0395 -0.998
06887500 Chloride log10(CLR) = - 3.33 + 1.82 log10(SC) 55 0.962 1.01 0.141, 0.0491 -0.998
06887500 Sulfate log10(SO4R) = - 1.06 + 1.05 log10(SC) 55 0.937 1.01 0.107, 0.0372 -0.998
06887500 Total nitrogen log10(TNR) = - 0.131 + 0.314 log10(TURB) - 0.149 log10(TChl) 36 0.819 1.02 0.0721, 0.0295, 0.0373 -0.812, -0.738, 0.252
06887500 Total nitrogen log10(TNR) = - 0.131 + 0.314 log10(TURB) - 0.149 log10(TChl) 36 0.819 1.02 0.0721, 0.0295, 0.0373 -0.812, -0.738, 0.252
06887500 Total phosphorous log10(TPR) = - 0.893 + 0.27 log10(TURB) - 0.0763 sin(2π D / 365) + 0.00703 cos(2π D / 365) 49 0.574 1.04 0.0712, 0.0462, 0.0245, 0.0352 -0.962, -0.144, 0.181, -0.476, 0.6, 0.146
06887500 Total phosphorous log10(TPR) = - 0.893 + 0.27 log10(TURB) - 0.0763 sin(2π D / 365) + 0.00703 cos(2π D / 365) 49 0.574 1.04 0.0712, 0.0462, 0.0245, 0.0352 -0.962, -0.144, 0.181, -0.476, 0.6, 0.146
06887500 Nitrate plus nitrite NO3+NO2 = 1.85 - 0.00102 SC - 0.0176 TChl 54 0.654 1 0.126, 0.000153, 0.00308 -0.868, -0.156, -0.252
06887500 Nitrate plus nitrite NO3+NO2 = 1.85 - 0.00102 SC - 0.0176 TChl 54 0.654 1 0.126, 0.000153, 0.00308 -0.868, -0.156, -0.252
06887500 Suspended sediment log10(SSR) = 0.461 + 0.969 log10(TURB) 48 0.776 1.21 0.129, 0.0757 -0.961
06887500 Suspended sediment log10(SSR) = 0.461 + 0.969 log10(TURB) 48 0.776 1.21 0.129, 0.0757 -0.961
06887500 probability of geosmin PGeo = 1.325 + 0.83 sin(2π D / 365) + 1.219 cos(2π D / 365) - 0.0527 TChl 59 0.001 1 0.515, 0.459, 0.501, 0.0255
06887500 probability of geosmin PGeo = 1.325 + 0.83 sin(2π D / 365) + 1.219 cos(2π D / 365) - 0.0527 TChl 59 0.001 1 0.515, 0.459, 0.501, 0.0255
06887500 probability of microcystin PMC = - 0.872 - 1.716 sin(2π D / 365) - 1.313 cos(2π D / 365) + 0.000349 Q - 0.049 TURB 59 0.001 1 0.688, 0.736, 0.636, 0.000178, 0.0243
06887500 probability of microcystin PMC = - 0.872 - 1.716 sin(2π D / 365) - 1.313 cos(2π D / 365) + 0.000349 Q - 0.049 TURB 59 0.001 1 0.688, 0.736, 0.636, 0.000178, 0.0243
06887500 probability of cyanobacteria PCyano = 0.0887 - 0.875 sin(2π D / 365) - 1.914 cos(2π D / 365) - 0.0319 TURB 56 1 0.581, 0.507, 0.662, 0.0135
06887500 probability of cyanobacteria PCyano = 0.0887 - 0.875 sin(2π D / 365) - 1.914 cos(2π D / 365) - 0.0319 TURB 56 1 0.581, 0.507, 0.662, 0.0135
06887500 Actinomycetes log10(ACT) = 0.198 + 1.35 log10(TURB) 53 0.734 1.58 0.183, 0.112 -0.956
06887500 Actinomycetes log10(ACT) = 0.198 + 1.35 log10(TURB) 53 0.734 1.58 0.183, 0.112 -0.956
06892350 Alkalinity log10(ALK) = 0.616 + 0.567 log10(SC) 54 0.836 1 0.0976, 0.0344 -0.998
06892350 Diss. solids log10(DSR) = - 0.0345 + 0.938 log10(SC) 59 0.959 1 0.0724, 0.0255 -0.998
06892350 Calcium log10(Ca) = - 0.03 + 0.645 log10(SC) 59 0.87 1 0.0929, 0.0327 -0.998
06892350 Magnesium log10(Mg) = - 1.22 + 0.845 log10(SC) 59 0.951 1 0.0711, 0.025 -0.998
06892350 Sodium log10(Na) = - 3.13 + 1.72 log10(SC) 59 0.961 1.01 0.129, 0.0456 -0.998
06892350 Chloride log10(CLR) = - 3.78 + 1.97 log10(SC) 59 0.96 1.01 0.149, 0.0524 -0.998
06892350 Sulfate log10(SO4R) = - 1.73 + 1.29 log10(SC) 59 0.934 1.01 0.128, 0.0449 -0.998
06892350 Diss. nitrate + nitrite TIN = 0 + 1 NN 1 1 1 1, 1
06892350 Total nitrogen TNR = - 0.735 - 0.0362 TEMP + 1.93 log10(TURB) 40 0.846 1 0.225, 0.00844, 0.133 -0.239, -0.728, -0.446
06892350 Total nitrogen TNR = - 0.735 - 0.0362 TEMP + 1.93 log10(TURB) 40 0.846 1 0.225, 0.00844, 0.133 -0.239, -0.728, -0.446
06892350 Fecal coliform bacteria log10(FCBR) = 0.481 + 0.877 log10(TURB) - 0.228 sin(2π D / 365) - 0.59 cos(2π D / 365) 48 0.666 1.86 0.35, 0.22, 0.116, 0.164 -0.971, -0.0444, 0.07, -0.643, 0.687, 0.0495
06892350 Fecal coliform bacteria log10(FCBR) = 0.481 + 0.877 log10(TURB) - 0.228 sin(2π D / 365) - 0.59 cos(2π D / 365) 48 0.666 1.86 0.35, 0.22, 0.116, 0.164 -0.971, -0.0444, 0.07, -0.643, 0.687, 0.0495
06892350 E. coli log10(ECBR) = - 0.803 + 1.54 log10(TURB) 50 0.725 1.92 0.228, 0.135 -0.95
06892350 E. coli log10(ECBR) = - 0.803 + 1.54 log10(TURB) 50 0.725 1.92 0.228, 0.135 -0.95
06892350 Enterococci bacteria log10(ENT) = - 0.292 + 1.39 log10(TURB) + 0.211 sin(2π D / 365) + 0.214 cos(2π D / 365) 50 0.639 2.23 0.277, 0.175, 0.0935, 0.129 -0.97, -0.0144, 0.0479, -0.618, 0.667, 0.0238
06892350 Enterococci bacteria log10(ENT) = - 0.292 + 1.39 log10(TURB) + 0.211 sin(2π D / 365) + 0.214 cos(2π D / 365) 50 0.639 2.23 0.277, 0.175, 0.0935, 0.129 -0.97, -0.0144, 0.0479, -0.618, 0.667, 0.0238
06892350 Suspended sediment log10(SSR) = 0.441 + 0.942 log10(TURB) 51 0.844 1.12 0.0999, 0.0571 -0.959
06892350 Suspended sediment log10(SSR) = 0.441 + 0.942 log10(TURB) 51 0.844 1.12 0.0999, 0.0571 -0.959
06892350 probability of geosmin PGeo = 0.236 + 0.585 sin(2π D / 365) + 1.084 cos(2π D / 365) + 4.73E-5 Q 61 0.001 1 0.332, 0.413, 0.442, 0.0000303
06892350 probability of microcystin PMC = - 1.021 - 1.141 sin(2π D / 365) - 0.824 cos(2π D / 365) - 0.000115 Q 60 0.001 1 0.463, 0.521, 0.511, 0.0000923
06892350 probability of cyanobacteria PCyano = 0.724 - 1.254 sin(2π D / 365) - 3.725 cos(2π D / 365) - 0.0928 TURB 57 1 1.393, 0.74, 1.247, 0.0488
06892350 probability of cyanobacteria PCyano = 0.724 - 1.254 sin(2π D / 365) - 3.725 cos(2π D / 365) - 0.0928 TURB 57 1 1.393, 0.74, 1.247, 0.0488
06892350 Actinomycetes log10(ACT) = - 0.171 + 1.54 log10(TURB) + 0.246 sin(2π D / 365) + 0.194 cos(2π D / 365) 50 0.84 1.24 0.181, 0.114, 0.0615, 0.0814 -0.969, 0.0148, 0.0231, -0.579, 0.635, 0.0307
06892350 Actinomycetes log10(ACT) = - 0.171 + 1.54 log10(TURB) + 0.246 sin(2π D / 365) + 0.194 cos(2π D / 365) 50 0.84 1.24 0.181, 0.114, 0.0615, 0.0814 -0.969, 0.0148, 0.0231, -0.579, 0.635, 0.0307

Foster, G.M., 2014, Relations between continuous real-time turbidity data and discrete suspended-sediment concentration samples in the Neosho and Cottonwood Rivers, East-Central Kansas, 2009–2012

Station Constituent Model Form n R2 BCF Standard Errors of Coefficeints Correlation Matrix Lower-Left
07179750 Suspended sediment log10(SSR) = 0.113 + 1.07 log10(TURB) 27 0.95 1.07 0.1169, 0.0503 -0.96
07179750 Suspended sediment log10(SSR) = 0.113 + 1.07 log10(TURB) 27 0.948 1.07 0.117, 0.0503 -0.967
07182390 Suspended sediment log10(SSR) = 0.171 + 1.06 log10(TURB) 28 0.97 1.03 0.0905, 0.0372 -0.972
07182390 Suspended sediment log10(SSR) = 0.171 + 1.06 log10(TURB) 28 0.969 1.03 0.0905, 0.0372 -0.972

Occurrence of cyanobacteria, microcystin, and taste-and-odor compounds in Cheney Reservoir, Kansas, 2001–16

Station Constituent Model Form n R2 BCF Standard Errors of Coefficeints Correlation Matrix Lower-Left
07144790 probability of geosmin PGeo = - 34.118 - 3.279 sin(2π D / 365) + 0.393 cos(2π D / 365) + 3.995 PH 48 0.001 1 17.635, 0.943, 0.513, 2.072
07144790 probability of microcystin PMC = - 0.19 - 1.868 sin(2π D / 365) - 1.109 cos(2π D / 365) + 0.091 TChl 45 0.001 1 0.647, 0.631, 0.542, 0.0525

Station Constituent Model Form n R2 BCF Standard Errors of Coefficeints Correlation Matrix Lower-Left
06893100 Acid neutralizing capability log10(ANC) = - 0.203 + 0.905 log10(SC) 32 0.91 1.01 0.1391, 0.0538 -0.9975
06893100 Diss. solids log10(DS) = 0.514 + 0.735 log10(SC) 32 0.92 1 0.1052, 0.0406 -0.9975
06893100 Calcium log10(Ca) = - 1.05 + 1.07 log10(SC) 32 0.95 1.01 0.1125, 0.0435 -0.9975
06893100 Magnesium log10(Mg) = - 2.02 + 1.08 log10(SC) 32 0.97 1 0.0916, 0.0354 -0.9975
06893100 Sodium log10(Na) = - 1.94 + 1.2 log10(SC) 32 0.87 1.02 0.2238, 0.0865 -0.9975
06893100 Chloride log10(Cl) = - 2.01 + 1.29 log10(SC) 32 0.79 1.04 0.3174, 0.1226 -0.9975
06893100 Sulfate log10(SO4) = - 1.71 + 1.21 log10(SC) 31 0.92 1.01 0.1779, 0.0685 -0.9976
06893100 Diss. nitrate + nitrite log10(TIN) = - 0.747 + 0.189 log10(Q) 32 0.51 1.13 0.0876, 0.0339 -0.8895
06893100 Total Org. N + NH3 TKN = 0.495 + 0.0047 TURB 32 0.87 1 0.1372, 0.0003 -0.6678
06893100 Total nitrogen log10(TN) = - 0.483 + 0.373 log10(TURB) 32 0.79 1.06 0.0748, 0.0349 -0.9387
06893100 Total phosphorus TP = 0.0754 + 0.0016 TURB 32 0.94 1 0.0303, 0.0001 -0.6678
06893100 Dissolved phosphorus log10(Pdis) = 1.41 - 1.01 log10(SC) 32 0.25 1.26 0.8297, 0.3205 -0.9975
06893100 Particulate phosphorus log10(Ppart) = - 1.99 + 0.67 log10(TURB) 32 0.84 1.12 0.1186, 0.0547 -0.9423
06893100 E. coli log10(ECB) = 0.572 + 1.32 log10(TURB) 32 0.72 1.97 0.3241, 0.1513 -0.9387
06893100 Suspended sediment log10(SS) = 0.352 + 0.973 log10(TURB) 32 0.93 1.11 0.1029, 0.048 -0.9387
06893100 Total suspended solids log10(TSS) = - 0.085 + 1.13 log10(TURB) 32 0.98 1.05 0.0642, 0.03 -0.9387
06893150 Acid neutralizing capability log10(ANC) = 0.186 + 0.72 log10(SC) 18 0.75 1.02 0.2741, 0.1051 -0.9975
06893150 Diss. solids log10(DS) = 0.441 + 0.765 log10(SC) 17 0.98 1 0.0816, 0.0313 -0.9974
06893150 Calcium log10(Ca) = - 0.657 + 0.902 log10(SC) 18 0.92 1.01 0.1782, 0.0683 -0.9975
06893150 Magnesium log10(Mg) = - 1.93 + 1.05 log10(SC) 18 0.95 1.01 0.1589, 0.0609 -0.9975
06893150 Sodium log10(Na) = - 2.67 + 1.53 log10(SC) 18 0.89 1.03 0.3484, 0.1335 -0.9975
06893150 Chloride log10(Cl) = - 2.71 + 1.59 log10(SC) 20 0.86 1.04 0.4025, 0.1531 -0.9975
06893150 Sulfate log10(SO4) = - 2.3 + 1.44 log10(SC) 18 0.93 1.01 0.26, 0.0997 -0.9975
06893150 Diss. nitrate + nitrite log10(TIN) = 0.547 - 0.238 log10(Q) 20 0.71 1.05 0.0987, 0.0357 -0.9478
06893150 Diss. orthophosphorus log10(DOP) = 0.209 - 0.402 log10(Q) 20 0.37 1.8 0.3407, 0.1232 -0.9478
06893150 Total Org. N + NH3 log10(TKN) = - 0.471 + 0.331 log10(TURB) 20 0.63 1.12 0.1342, 0.0596 -0.9093
06893150 Total nitrogen TN = 2.32 + 0.0023 TURB 20 0.48 1 0.2957, 0.0006 -0.7078
06893150 Total phosphorus TP = 0.484 - 0.0009 TURB 20 0.56 1 0.1, 0.0002 -0.7078
06893150 Dissolved phosphorus log10(Pdis) = 0.0866 - 0.307 log10(Q) 20 0.42 1.5 0.2366, 0.0856 -0.9478
06893150 Particulate phosphorus Ppart = 0.0586 + 0.0013 TURB 20 0.78 1 0.0813, 0.0002 -0.7078
06893150 E. coli log10(ECB) = 1.42 + 0.995 log10(TURB) 18 0.84 1.52 0.2467, 0.1079 -0.9097
06893150 Suspended sediment log10(SS) = 0.896 + 0.761 log10(TURB) 18 0.88 1.15 0.1667, 0.0706 -0.9305
06893150 Total suspended solids log10(TSS) = 0.273 + 0.982 log10(TURB) 18 0.94 1.1 0.1441, 0.061 -0.9305

Juracek, K.E., 2011, Suspended-sediment loads, reservoir sediment trap efficiency, and upstream and downstream channel stability for Kanopolis and Tuttle Creek Lakes, Kansas, 2008–10: U.S. Geological Survey Scientific Investigations Report 2011–5187, 35 p.

Station Constituent Model Form n R2 BCF Standard Errors of Coefficeints Correlation Matrix Lower-Left
06864500 Suspended sediment log10(SS) = 0.347 + 0.9642 log10(TURB) 11 0.9888 1.0067 0.0872, 0.0341 -0.9814
06865500 Suspended sediment load log10(SSL) = - 3.5636 + 1.3686 log10(Q) 9 0.8921 1.1315 0.4538, 0.1799 -0.983
06882510 Suspended sediment log10(SS) = - 0.6116 + 0.5434 log10(TURB) + 0.6299 log10(Q) 14 0.9683 1.0194 0.2413, 0.0954, 0.1158 0.2713, -0.7747, -0.8152
06884400 Suspended sediment log10(SS) = 0.1477 + 0.7307 log10(TURB) + 0.3119 log10(Q) 15 0.9723 1.0182 0.1676, 0.0846, 0.0887 0.0164, 0.5767, -0.822
06885500 Suspended sediment log10(SSR) = 0.8729 + 0.829 log10(TURB) 15 0.9286 1.0351 0.1886, 0.0638 -0.9854
06887000 Suspended sediment log10(SS) = 0.2621 + 0.8853 log10(TURB) 9 0.862 1.01447 0.2088, 0.1339 -0.9912

King, A.S., Rasmussen, P.P., and Ziegler, A.C., 2012, Use of regression analysis and continuous real-time water-quality monitoring to compute constituent concentrations, loads, and yields in the Little Arkansas River, south-central Kansas, 1995-2011: U.S. Geological Survey Scientific Investigations Report 2012-XXXX, XX pp.

Station Constituent Model Form n R2 BCF Standard Errors of Coefficeints Correlation Matrix Lower-Left
07143672 Triazines log10(TRI) = - 0.307 + 0.328 log10(Q) - 0.438 log10(TEMP) + 0.0906 sin(2π D / 365) - 0.678 cos(2π D / 365) 43 0.599 1.6 0.318, 0.0942, 0.236, 0.118, 0.189 -0.724, -0.751, 0.153, 0.0571, -0.288, 0.0872, -0.734, 0.356, 0.82, 0.0323
07144100 Triazines log10(TRI) = 0.134 - 0.000203 log10(SC) + 0.06158 sin(2π D / 365) - 0.4224 cos(2π D / 365) 45 0.29 1.69 0.226, 0.000322, 0.134, 0.159 -0.903, -0.0872, -0.085, 0.708, -0.643, 0.103

Kramer, A.R., Klager, B.J., Stone, M.L., and Eslick-Huff, P.J., 2021, Regression relations and long-term water-quality constituent concentrations, loads, yields, and trends in the North Fork Ninnescah River, south-central Kansas, 1999-2019

Station Constituent Model Form n R2 BCF Standard Errors of Coefficeints Correlation Matrix Lower-Left
07144780 Total organic carbon log10(OrgC) = 0.296 + 0.381 log10(TURB) 30 0.48 1.06 0.126, 0.0718 -0.973
07144780 Diss. Nitrate NO3 = 0.532 + 0.00037 SC + 0.0265 sin(2π D) + 0.538 cos(2π D) 109 0.58 1 0.0876, 0.0000857, 0.03955, 0.05703
07144780 Diss. nitrate + nitrite TIN = 0.533 + 0.000399 SC + 0.0224 sin(2π D) + 0.563 cos(2π D) 123 0.6 1 0.08564, 0.00008143, 0.03981, 0.05281
07144780 Diss. orthophosphorus log10(DOP) = - 0.196 - 0.00144 SC 108 0.68 1.33 0.09189, 0.0001073
07144780 Total phosphorus log10(TP) = - 1.938 + 0.717 log10(TURB) 30 0.76 1.07 0.0134, 0.07642
07144780 Suspended sediment log10(SS) = 0.365 + 1.13 log10(TURB) 30 0.73 1.21 0.224, 0.128 -0.973
07144780 Total suspended solids log10(TSS) = 0.26 + 0.964 log10(TURB) 30 0.835 1.08 0.139, 0.0792 -0.973

Lee, C. and Foster, G. (2013), Assessing the potential of reservoir outflow management to reduce sedimentation using continuous turbidity monitoring and reservoir modelling

Station Constituent Model Form n R2 BCF Standard Errors of Coefficeints Correlation Matrix Lower-Left
07182250 Suspended sediment log10(SSR) = 0.338 + 1.02 log10(TURB) 20 0.968 1.02 0.105, 0.0437 -0.985
07182510 Suspended sediment log10(SSR) = 0.122 + 0.998 log10(TURB) 19 0.966 1.01 0.0851, 0.0454 -0.983
07182510 Suspended sediment log10(SSR) = 0.122 + 0.998 log10(TURB) 19 0.966 1.01 0.0851, 0.0454 -0.983

Lee, Casey J., Rasmussen, Patrick P., and Ziegler, Andrew C., 2008, Characterization of suspended-sediment loading to and from John Redmond Reservoir, east-central Kansas, 2007-2008: U.S. Geological Survey Scientific Investigations Report 2008-5123, 25 p.

Station Constituent Model Form n R2 BCF Standard Errors of Coefficeints Correlation Matrix Lower-Left
07179730 Suspended sediment log10(SS) = 0.3838 + 1.0044 log10(TURB) 12 0.97 1.04 0.1267, 0.0549 -0.9546
07179730 Suspended sediment log10(SS) = 0.2992 + 0.9166 log10(OB) 7 0.96 1.01 0.2462, 0.0847 -0.9915
07182250 Suspended sediment log10(SS) = 0.35 + 1.005 log10(TURB) 13 0.98 1.01 0.1011, 0.0446 -0.9851
07182250 Suspended sediment log10(SS) = 0.3809 + 0.9022 log10(OB) 12 0.96 1.02 0.1688, 0.0584 -0.9858
07182510 Suspended sediment log10(SS) = 0.2966 + 0.8994 log10(TURB) 9 0.94 1.01 0.1523, 0.0862 -0.9838

Lee, C.J., 2009, Transport and sources of suspended sediment in the Mill Creek watershed, Johnson County, northeast Kansas, 2006-07: U.S. Geological Survey Scientific Investigations Report 2009-5001, 52 p.

Station Constituent Model Form n R2 BCF Standard Errors of Coefficeints Correlation Matrix Lower-Left
385404094485800 Suspended sediment log10(SS) = 0.32 + 0.969 log10(TURB) 95 0.93 1.03 0.1267, 0.0549 -0.9546
385800094485300 Suspended sediment log10(SS) = 0.32 + 0.969 log10(TURB) 95 0.93 1.03 0.1267, 0.0549 -0.9546
385826094491700 Suspended sediment log10(SS) = 0.32 + 0.969 log10(TURB) 95 0.93 1.03 0.1267, 0.0549 -0.9546
385952094454000 Suspended sediment log10(SS) = 0.32 + 0.969 log10(TURB) 95 0.93 1.03 0.1267, 0.0549 -0.9546
390010094482100 Suspended sediment log10(SS) = 0.32 + 0.969 log10(TURB) 95 0.93 1.03 0.1267, 0.0549 -0.9546
390026094485800 Suspended sediment log10(SS) = 0.32 + 0.969 log10(TURB) 95 0.93 1.03 0.1267, 0.0549 -0.9546
390051094522200 Suspended sediment log10(SS) = 0.32 + 0.969 log10(TURB) 95 0.93 1.03 0.1267, 0.0549 -0.9546
390056094493200 Suspended sediment log10(SS) = 0.32 + 0.969 log10(TURB) 95 0.93 1.03 0.1267, 0.0549 -0.9546

Mau, D.P., Ziegler, A.C., Porter, S.D., and Pope, L.M., 2004, Surface-water-quality conditions and relation to taste-and-odor occurrences in the Lake Olathe watershed, northeast Kansas, 2000-02: U.S. Geological Survey Scientific Investigations Report 2004-5047, 95 p.

Station Constituent Model Form n R2 BCF Standard Errors of Coefficeints Correlation Matrix Lower-Left
06892440 Diss. solids DS = - 76.65 + 0.737 SC 6 0.91 1 79.807, 0.1205 -0.99
06892440 Diss. nitrate + nitrite TIN = - 1.33 - 0.14 TEMP + 0.69 PH 12 0.63 1 2.8744, 0.0458, 0.3319 -0.4239, -0.9517, 0.1358
06892440 Diss. orthophosphorus DOP = 0.022 + 0.0002 Q 11 0.83 1 0.0065, 0.0065 -0.57
06892440 Total Org. N + NH3 TKN = 0.75 + 0.002 TURB 13 0.6 1 0.2062, 0.0005 -0.68
06892440 Total nitrogen TN = - 5.56 + 0.006 Q + 0.97 PH 12 0.7 1 3.2272, 0.0015, 0.4053 -0.1284, -0.9949, 0.0731
06892440 Total phosphorus TP = - 0.35 + 0.29 log10(TURB) 13 0.81 1 0.0732, 0.0001 -0.96
06892440 Atrazine ATR = 1.075 + 0.0192 Q - 0.003 TURB 12 0.92 1 0.3948, 0.002, 0.0011 -0.151, -0.4532, -0.5595
06892440 Fecal coliform bacteria log10(FCB) = 0.64 + 1.16 log10(TURB) 18 0.62 2.12 0.4624, 0.2261 -0.9528
06892440 Fecal coliform bacteria log10(FCB) = 0.64 + 1.16 log10(TURB) 18 0.62 2.12 0.4624, 0.2261 -0.9528
06892440 E. coli log10(ECB) = 0.58 + 1.19 log10(TURB) 18 0.6 2.31 0.4993, 0.2441
06892440 E. coli log10(ECB) = 0.58 + 1.19 log10(TURB) 18 0.6 2.31 0.4993, 0.2441 -0.9528
06892440 Enterococci bacteria log10(ENT) = 1.15 + 1.14 log10(TURB) 10 0.67 2.06 0.546, 0.2828 -0.938
06892440 Suspended sediment log10(SS) = 1.54 + 0.002 TURB 12 0.78 1 0.1271, 0.0003 -0.697
06892450 Sodium Na = - 80.003 + 0.09 SC + 8.8172 PH 11 0.94 1 23.8042, 0.0081, 2.8976 -0.2047, -0.985, 0.0352
06892450 Chloride Cl = - 42.32 + 0.18 SC 11 0.92 1 8.9364, 0.0177 -0.9862
06892450 Diss. nitrate + nitrite TIN = - 1.638 + 0.026 TURB + 0.0039 SC - 0.0278 TEMP 15 0.94 1 0.5153, 0.0032, 0.0008, 0.0079 -0.0908, -0.9518, -0.088, -0.7682, 0.018, 0.6024
06892450 Diss. orthophosphorus DOP = 0.0074 + 0.0024 sin(4π D) - 0.0049 cos(4π D) + 0.002 TURB + 0.0006 TChl 15 0.91 1 0.0024, 0.0015, 0.0015, 0.0001, 0.0001 -0.1072, -0.4412, 0.1755, -0.3345, -0.1433, 0.0785, -0.6567, 0.1132, 0.3495, -0.3757

Putnam, J.E., and Pope, L.M., 2003, Trends in Suspended-Sediment Concentration at Selected Stream Sites in Kansas, 1970-2002: U.S. Geological Survey Water-Resources Investigations Report 03-4150, 36 p.

Station Constituent Model Form n R2 BCF Standard Errors of Coefficeints Correlation Matrix Lower-Left
06847900 Suspended sediment log10(SS) = 1.682 + 0.268 log10(Q) + 0.129 (log10(Q))2 50 0.56 1.49 0.0756, 0.0937, 0.0435 -0.31325, -0.144088, -0.711383
06876900 Suspended sediment log10(SS) = - 0.161 + 1.351 log10(Q) - 0.116 (log10(Q))2 129 0.57 1.36 0.7206, 0.5527, 0.1016 -0.994326, 0.979506, -0.994876
06877600 Suspended sediment log10(SS) = - 1.147 + 1.542 log10(Q) - 0.112 (log10(Q))2 178 0.65 1.6 0.6863, 0.4563, 0.0737 -0.994509, 0.979181, -0.994648
06885500 Suspended sediment log10(SS) = 1.382 + 0.3 log10(Q) + 0.075 (log10(Q))2 86 0.66 1.67 0.2398, 0.2492, 0.0552 -0.956381, 0.894549, -0.979865
06890100 Suspended sediment log10(SS) = 1.27 + 0.257 log10(Q) + 0.116 (log10(Q))2 181 0.68 2.16 0.1098, 0.105, 0.0254 -0.828952, 0.619412, -0.935261
06911900 Suspended sediment log10(SS) = 1.374 + 0.087 log10(Q) + 0.135 (log10(Q))2 90 0.71 1.32 0.061, 0.0615, 0.0202 -0.538764, 0.13219, -0.837894
07141900 Suspended sediment log10(SS) = 2.085 + 0.246 log10(Q) + 0.003 (log10(Q))2 43 0.41 1.3 0.0994, 0.1121, 0.0342 -0.601216, 0.296546, -0.904152
07146500 Suspended sediment log10(SS) = - 1.478 + 1.435 log10(Q) - 0.079 (log10(Q))2 130 0.57 1.66 1.2909, 0.787, 0.1179 -0.995953, 0.984324, -0.996002
07147800 Suspended sediment log10(SS) = 1.058 + 0.035 log10(Q) + 0.114 (log10(Q))2 79 0.81 1.2 0.2873, 0.2196, 0.0394 -0.977907, 0.933153, -0.985248
07169800 Suspended sediment log10(SS) = 0.978 + 0.48 log10(Q) + 0.016 (log10(Q))2 80 0.71 1.26 0.1844, 0.1444, 0.029 -0.918909, 0.780368, -0.958488
07183500 Suspended sediment log10(SS) = 1.72 - 0.472 log10(Q) + 0.167 (log10(Q))2 165 0.67 1.26 0.2191, 0.1697, 0.0305 -0.979166, 0.941233, -0.988293

Rasmussen, P.P., Eslick, P.J., and Ziegler, A.C., 2016, Relations between continuous real-time physical properties and discrete water-quality constituents in the Little Arkansas River, south-central Kansas, 1998-2014: U.S. Geological Survey Open-File Report 2016–1057, 20 p.

Station Constituent Model Form n R2 BCF Standard Errors of Coefficeints Correlation Matrix Lower-Left
07143672 Hardness log10(HARD) = - 0.582 + 1.02 log10(SC) 152 0.979 1.01 0.0341, 0.0123 -0.9925
07143672 Total organic carbon log10(OrgC) = 0.421 + 0.355 log10(TURB) 57 0.833 1.03 0.0429, 0.0214 -0.9295
07143672 Total organic carbon log10(OrgC) = 0.421 + 0.355 log10(TURB) 57 0.833 1.03 0.0429, 0.0214 -0.9295
07143672 Alkalinity log10(ALKR) = 0.371 - 0.0875 log10(Q) + 0.687 log10(SC) 151 0.934 1.02 0.104, 0.0113, 0.0308 -0.8566, -0.9877, 0.776
07143672 Diss. solids DSR = 18.6 + 0.566 SC 150 0.992 1 3.65, 0.0041 -0.8365
07143672 Calcium log10(Ca) = - 1.14 + 1.04 log10(SC) 151 0.979 1.01 0.0345, 0.0124 -0.9925
07143672 Sodium log10(Na) = - 2 + 1.32 log10(SC) 152 0.98 1.01 0.0425, 0.0153 -0.9927
07143672 Bicarbonate log10(HCO3) = 0.546 - 0.102 log10(Q) + 0.665 log10(SC) 147 0.924 1.02 0.112, 0.012, 0.033 -0.8453, -0.9873, 0.7605
07143672 Chloride log10(CLR) = - 1.85 + 1.36 log10(SC) 152 0.961 1.02 0.0618, 0.0222 -0.9927
07143672 Sulfate log10(SO4R) = - 1.26 + 0.963 log10(SC) 148 0.899 1.03 0.0743, 0.0267 -0.9928
07143672 Total phosphorous log10(TPR) = - 0.954 + 0.386 log10(TURB) 50 0.813 1.02 0.0584, 0.0267 -0.9788
07143672 Total phosphorous log10(TPR) = - 0.954 + 0.386 log10(TURB) 50 0.813 1.02 0.0584, 0.0267 -0.9788
07143672 Arsenic log10(As) = 0.907 + 0.0151 TEMP - 0.239 log10(Q) 133 0.748 1.05 0.0393, 0.0016, 0.0135 -0.6159, -0.6851, -0.0572
07143672 Atrazine log10(ATRR) = 1.58 - 0.634 log10(SC) + 0.336 sin(2π D / 365) - 0.24 cos(2π D / 365) + 0.395 cos(4π D / 365) - 0.186 sin(4π D / 365) 124 0.419 1.89 0.511, 0.182, 0.0939, 0.106, 0.0891, 0.0904 -0.9908, 0.1502, -0.1761, 0.3384, -0.2731, 0.0733, 0.034, -0.0147, 0.2148, 0.4011, -0.064, 0.0673, 0.345, -0.1043, 0.1478
07143672 Fecal coliform bacteria log10(FCBR) = 0.943 + 0.999 log10(TURB) 72 0.68 1.92 0.162, 0.0819 -0.9364
07143672 Fecal coliform bacteria log10(FCBR) = 0.943 + 0.999 log10(TURB) 72 0.68 1.92 0.162, 0.0819 -0.9364
07143672 E. coli log10(ECBR) = 0.832 + 0.993 log10(TURB) 69 0.68 1.73 0.167, 0.0833 -0.9408
07143672 E. coli log10(ECBR) = 0.832 + 0.993 log10(TURB) 69 0.68 1.73 0.167, 0.0833 -0.9408
07143672 Suspended sediment log10(SSR) = 0.517 + 0.854 log10(TURB) + 0.0332 log10(Q) 71 0.929 1.07 0.0624, 0.0393, 0.0258 -0.6118, -0.152, -0.6548
07143672 Suspended sediment log10(SSR) = 0.517 + 0.854 log10(TURB) + 0.0332 log10(Q) 71 0.929 1.07 0.0624, 0.0393, 0.0258 -0.6118, -0.152, -0.6548
07143672 Total suspended solids log10(TSSR) = 0.194 + 0.953 log10(TURB) 67 0.933 1.09 0.0624, 0.0317 -0.9321
07143672 Total suspended solids log10(TSSR) = 0.194 + 0.953 log10(TURB) 67 0.933 1.09 0.0624, 0.0317 -0.9321
07143672 Ammonia plus organic nitrogen log10(TKN) = - 0.652 + 0.443 log10(TURB) + 0.0419 sin(2π D / 365) + 0.0885 cos(2π D / 365) 67 0.928 1.02 0.0313, 0.0166, 0.0153, 0.0166 -0.9372, -0.0648, -0.049, -0.3997, 0.4895, 0.0011
07143672 Ammonia plus organic nitrogen log10(TKN) = - 0.652 + 0.443 log10(TURB) + 0.0419 sin(2π D / 365) + 0.0885 cos(2π D / 365) 67 0.928 1.02 0.0313, 0.0166, 0.0153, 0.0166 -0.9372, -0.0648, -0.049, -0.3997, 0.4895, 0.0011
07144100 Hardness log10(HARD) = - 0.607 + 1.04 log10(SC) 220 0.969 1.01 0.0344, 0.0126 -0.9945
07144100 Total organic carbon log10(OrgC) = 0.318 + 0.391 log10(TURB) 82 0.838 1.03 0.037, 0.0192 -0.9456
07144100 Total organic carbon log10(OrgC) = 0.318 + 0.391 log10(TURB) 82 0.838 1.03 0.037, 0.0192 -0.9456
07144100 Alkalinity log10(ALKR) = 0.36 + 0.731 log10(SC) - 0.094 log10(Q) 187 0.949 1.01 0.102, 0.0303, 0.0101 -0.9904, -0.8965, 0.8331
07144100 Diss. solids DSR = 13.2 + 0.576 SC 215 0.988 1 3.03, 0.0044 -0.8884
07144100 Calcium log10(Ca) = - 1.11 + 1.04 log10(SC) 219 0.974 1.01 0.0315, 0.0115 -0.9944
07144100 Sodium log10(Na) = - 2.08 + 1.33 log10(SC) 217 0.968 1.01 0.0449, 0.0164 -0.9947
07144100 Bicarbonate log10(HCO3) = 0.46 - 0.0959 log10(Q) + 0.727 log10(SC) 186 0.947 1.01 0.104, 0.0103, 0.0309 -0.8952, -0.9904, 0.8316
07144100 Chloride log10(CLR) = - 3.64 + 1.82 log10(SC) + 0.172 log10(Q) 203 0.918 1.04 0.17, 0.0518, 0.0156 -0.9923, -0.8806, 0.8218
07144100 Sulfate log10(SO4R) = - 0.816 + 0.943 log10(SC) - 0.112 log10(Q) 222 0.912 1.03 0.149, 0.0453, 0.0139 -0.9918, -0.8754, 0.8133
07144100 Total phosphorous log10(TPR) = - 0.493 + 0.2 log10(TURB) 120 0.617 1.03 0.0272, 0.0145 -0.944
07144100 Total phosphorous log10(TPR) = - 0.493 + 0.2 log10(TURB) 120 0.617 1.03 0.0272, 0.0145 -0.944
07144100 Arsenic log10(As) = 0.88 + 0.014 TEMP - 0.183 log10(Q) 189 0.741 1.03 0.0266, 0.0011, 0.0091 -0.5788, -0.6894, -0.1037
07144100 Atrazine log10(ATRR) = 1.68 - 0.67 log10(SC) + 0.39 sin(2π D / 365) - 0.393 cos(2π D / 365) + 0.13 cos(4π D / 365) - 0.363 sin(4π D / 365) 261 0.541 1.63 0.314, 0.115, 0.059, 0.0733, 0.0551, 0.0539 -0.9885, 0.1437, -0.1799, 0.2494, -0.1462, -0.0236, 0.0191, 0.0264, 0.1605, 0.5215, -0.0036, -0.0089, 0.5169, -0.212, -0.0486
07144100 Fecal coliform bacteria log10(FCBR) = 0.356 + 1.3 log10(TURB) 96 0.659 2.24 0.188, 0.0962 -0.9483
07144100 Fecal coliform bacteria log10(FCBR) = 0.356 + 1.3 log10(TURB) 96 0.659 2.24 0.188, 0.0962 -0.9483
07144100 E. coli log10(ECBR) = 0.174 + 1.35 log10(TURB) 96 0.728 1.99 0.168, 0.085 -0.9481
07144100 E. coli log10(ECBR) = 0.174 + 1.35 log10(TURB) 96 0.728 1.99 0.168, 0.085 -0.9481
07144100 Suspended sediment log10(SSR) = 0.262 + 0.933 log10(TURB) + 0.0431 log10(Q) 120 0.98 1.02 0.025, 0.0187, 0.011 -0.6598, -0.0075, -0.7146
07144100 Suspended sediment log10(SSR) = 0.262 + 0.933 log10(TURB) + 0.0431 log10(Q) 120 0.98 1.02 0.025, 0.0187, 0.011 -0.6598, -0.0075, -0.7146
07144100 Total suspended solids log10(TSSR) = 0.076 + 1.01 log10(TURB) 93 0.924 1.08 0.0588, 0.0304 -0.9473
07144100 Total suspended solids log10(TSSR) = 0.076 + 1.01 log10(TURB) 93 0.924 1.08 0.0588, 0.0304 -0.9473
07144100 Ammonia plus organic nitrogen log10(TKN) = - 0.541 + 0.387 log10(TURB) + 0.077 sin(2π D / 365) + 0.0326 cos(2π D / 365) 123 0.9 1.02 0.0237, 0.0137, 0.0111, 0.0124 -0.9426, -0.0899, -0.0018, -0.4289, 0.5499, -0.0055
07144100 Ammonia plus organic nitrogen log10(TKN) = - 0.541 + 0.387 log10(TURB) + 0.077 sin(2π D / 365) + 0.0326 cos(2π D / 365) 123 0.9 1.02 0.0237, 0.0137, 0.0111, 0.0124 -0.9426, -0.0899, -0.0018, -0.4289, 0.5499, -0.0055

Rasmussen, P.P., and Ziegler, A.C., 2003, Comparison and Continuous Estimates of Fecal Coliform and Escherichia Coli Bacteria in Selected Kansas Streams, May 1999 Through April 2002: U.S. Geological Survey Water-Resources Investigations Report 03-4056, 80 p.

Station Constituent Model Form n R2 BCF Standard Errors of Coefficeints Correlation Matrix Lower-Left
07142575 Fecal coliform bacteria log10(FCB) = 1.51 + 0.542 log10(TURB) 18 0.16 0.9958 0.5957, 0.3095 -0.9783
07142575 Fecal coliform bacteria log10(FCB) = 1.51 + 0.542 log10(TURB) 18 0.16 0.9958 0.5957, 0.3095 -0.9783
07143672 Fecal coliform bacteria log10(FCB) = 0.378 + 1.13 log10(TURB) 23 0.69 2.12 0.3512, 0.1666 -0.9552
07143672 Fecal coliform bacteria log10(FCB) = 0.378 + 1.13 log10(TURB) 23 0.69 2.12 0.3512, 0.1666 -0.9552
07143672 E. coli log10(ECB) = 0.439 + 1.01 log10(TURB) 23 0.63 2.28 0.3791, 0.1798 -0.9522
07143672 E. coli log10(ECB) = 0.439 + 1.01 log10(TURB) 23 0.63 2.28 0.3791, 0.1798 -0.9552
07144100 Fecal coliform bacteria log10(FCB) = 0.198 + 1.19 log10(TURB) 28 0.79 1.58 0.2645, 0.1214 -0.9448
07144100 Fecal coliform bacteria log10(FCB) = 0.198 + 1.19 log10(TURB) 28 0.79 1.58 0.2645, 0.1214 -0.9448
07144100 E. coli log10(ECB) = 0.111 + 1.17 log10(TURB) 28 0.73 1.88 0.304, 0.1395 -0.9448
07144100 E. coli log10(ECB) = 0.111 + 1.17 log10(TURB) 28 0.73 1.88 0.304, 0.1395 -0.9448

Rasmussen, T.J., Lee, C.J., and Ziegler, A.C., 2008, Estimation of constituent concentrations, loads, and yields in streams of Johnson County, northeast Kansas, using continuous water-quality monitoring and regression models, October 2002 through December 2006: U.S. Geological Survey Scientific Investigations Report 2008-5014, 103 p.

Station Constituent Model Form n R2 BCF Standard Errors of Coefficeints Correlation Matrix Lower-Left
06892360 Diss. solids log10(DS) = 0.49 + 0.739 log10(SC) 26 0.89 1.01 0.1371, 0.0537 -0.9972
06892360 Calcium log10(Ca) = - 0.958 + 1.02 log10(SC) 25 0.9 1.01 0.1807, 0.0706 -0.9973
06892360 Magnesium log10(Mg) = - 1.77 + 0.997 log10(SC) 26 0.93 1.01 0.1422, 0.0558 -0.9973
06892360 Sodium log10(Na) = - 2.09 + 1.26 log10(SC) 25 0.89 1.02 0.2392, 0.0935 -0.9973
06892360 Chloride log10(Cl) = - 1.91 + 1.21 log10(SC) 25 0.66 1.07 0.4586, 0.1793 -0.9973
06892360 Sulfate log10(SO4) = - 1.45 + 1.14 log10(SC) 23 0.82 1.03 0.3015, 0.1177 -0.9975
06892360 Total nitrogen log10(TN) = - 0.624 + 0.423 log10(TURB) 25 0.76 1.08 0.1092, 0.0496 -0.9457
06892360 Total phosphorus TP = 0.199 + 0.0015 TURB 24 0.81 1 0.0607, 0.0002 -0.6654
06892360 Fecal coliform bacteria log10(FCB) = 0.442 + 1.38 log10(TURB) 27 0.77 2 0.3201, 0.15 -0.9323
06892360 Fecal coliform bacteria log10(FCB) = 0.442 + 1.38 log10(TURB) 27 0.77 2 0.3201, 0.15 -0.9323
06892360 E. coli log10(ECB) = 0.524 + 1.29 log10(TURB) 27 0.79 1.76 0.2834, 0.1328
06892360 E. coli log10(ECB) = 0.524 + 1.29 log10(TURB) 27 0.79 1.76 0.2834, 0.1328 -0.9323
06892360 Enterococci bacteria log10(ENT) = 1.07 + 1.44 log10(TURB) 27 0.83 1.69 0.2812, 0.1318 -0.9323
06892360 Suspended sediment log10(SS) = - 0.11 + 1.165 log10(TURB) 24 0.98 1.03 0.0858, 0.0382 -0.9577
06892360 Total suspended solids log10(TSS) = - 0.15 + 1.14 log10(TURB) 24 0.93 1.11 0.1514, 0.0689 -0.9434
06892495 Diss. solids log10(DS) = - 0.0194 + 0.928 log10(SC) 26 0.98 1 0.0814, 0.0292 -0.9978
06892495 Calcium log10(Ca) = 0.198 + 0.5962 log10(SC) 22 0.68 1.01 0.2399, 0.0865 -0.9979
06892495 Magnesium log10(Mg) = - 1.36 + 0.824 log10(SC) 22 0.89 1.01 0.1755, 0.0633 -0.9979
06892495 Sodium log10(Na) = - 2.84 + 1.6 log10(SC) 23 0.94 1.01 0.2376, 0.0855 -0.998
06892495 Chloride log10(Cl) = - 3.18 + 1.76 log10(SC) 22 0.92 1.02 0.3142, 0.1133 -0.9979
06892495 Sulfate log10(SO4) = - 1.69 + 1.27 log10(SC) 21 0.89 1.02 0.2869, 0.1038 -0.9979
06892495 Fecal coliform bacteria log10(FCB) = - 0.121 + 1.644 log10(TURB) 26 0.84 1.85 0.2668, 0.1446 -0.921
06892495 Fecal coliform bacteria log10(FCB) = - 0.121 + 1.644 log10(TURB) 26 0.84 1.85 0.2668, 0.1446 -0.921
06892495 E. coli log10(ECB) = - 0.056 + 1.54 log10(TURB) 23 0.86 1.59 0.2529, 0.1324 -0.9333
06892495 E. coli log10(ECB) = - 0.056 + 1.54 log10(TURB) 23 0.86 1.59 0.2529, 0.1324
06892495 Enterococci bacteria log10(ENT) = 0.17 + 1.792 log10(TURB) 25 0.9 1.71 0.2376, 0.1266 -0.9269
06892495 Suspended sediment log10(SS) = - 0.116 + 1.174 log10(TURB) 21 0.97 1.05 0.093, 0.0456 -0.9484
06892495 Total suspended solids log10(TSS) = - 0.271 + 1.23 log10(TURB) 21 0.96 1.08 0.1088, 0.0545 -0.9424
06892513 Diss. solids log10(DS) = 0.107 + 0.886 log10(SC) 29 0.95 1.01 0.1118, 0.0398 -0.9963
06892513 Calcium log10(Ca) = - 0.233 + 0.718 log10(SC) 23 0.79 1.02 0.2269, 0.0812 -0.9961
06892513 Magnesium log10(Mg) = - 1.4 + 0.837 log10(SC) 23 0.82 1.03 0.237, 0.0848 -0.9961
06892513 Sodium log10(Na) = - 2.21 + 1.38 log10(SC) 23 0.93 1.04 0.2316, 0.0829 -0.9961
06892513 Chloride log10(Cl) = - 2.3 + 1.48 log10(SC) 23 0.92 1.05 0.2606, 0.0933 -0.9961
06892513 Sulfate log10(SO4) = - 1.42 + 1.14 log10(SC) 18 0.72 1.05 0.4863, 0.1795 -0.9981
06892513 Total nitrogen log10(TN) = 0.296 + 0.0006 TURB + 0.0483 sin(2π D / 365) + 0.2205 cos(2π D / 365) 23 0.61 1.09 0.0585, 0.0001, 0.0649, 0.0671 -0.7396, 0.3214, -0.4966, 0.3667, 0.5803, -0.3202
06892513 Total phosphorus log10(TP) = - 0.426 + 0.0008 TURB + 0.0222 sin(2π D / 365) + 0.156 cos(2π D / 365) 22 0.7 1.1 0.0572, 0.0001, 0.0635, 0.0656 -0.7396, 0.3214, -0.4996, -0.3667, 0.5803, -0.3202
06892513 Fecal coliform bacteria log10(FCB) = 0.422 + 1.358 log10(TURB) 25 0.8 2.12 0.2881, 0.1407 -0.8939
06892513 Fecal coliform bacteria log10(FCB) = 0.422 + 1.358 log10(TURB) 25 0.8 2.12 0.2881, 0.1407 -0.8939
06892513 E. coli log10(ECB) = 0.508 + 1.225 log10(TURB) 25 0.83 1.74 0.2302, 0.115
06892513 E. coli log10(ECB) = 0.508 + 1.225 log10(TURB) 25 0.83 1.74 0.2302, 0.115 -0.8894
06892513 Enterococci bacteria log10(ENT) = 0.75 + 1.405 log10(TURB) 26 0.8 1.94 0.2912, 0.1442 -0.893
06892513 Suspended sediment log10(SS) = 0.144 + 1.026 log10(TURB) 22 0.95 1.11 0.1163, 0.0525 -0.9181
06892513 Total suspended solids log10(TSS) = 0.242 + 0.985 log10(TURB) 22 0.95 1.13 0.1162, 0.0526 -0.9081
06893100 Diss. solids log10(DS) = 0.39 + 0.778 log10(SC) 23 0.88 1.01 0.1634, 0.0626 -0.9978
06893100 Total nitrogen log10(TN) = - 0.059 + 0.111 log10(Q) + 0.0004 TURB 18 0.78 1.06 0.0711, 0.0376, 0.0002 -0.7497, 0.2196, -0.6998
06893100 Fecal coliform bacteria log10(FCB) = 0.697 + 1.252 log10(TURB) 20 0.77 1.99 0.337, 0.1634 -0.9228
06893100 Fecal coliform bacteria log10(FCB) = 0.697 + 1.252 log10(TURB) 20 0.77 1.99 0.337, 0.1634 -0.9228
06893100 E. coli log10(ECB) = - 0.287 + 1.375 log10(TURB) 21 0.74 2.15 0.3773, 0.185 -0.9241
06893100 E. coli log10(ECB) = - 0.287 + 1.375 log10(TURB) 21 0.74 2.15 0.3773, 0.185
06893100 Enterococci bacteria log10(ENT) = 0.392 + 1.73 log10(TURB) 21 0.88 1.79 0.2923, 0.1433 -0.9241
06893390 Diss. solids log10(DS) = - 0.0865 + 0.951 log10(SC) 28 0.98 1.01 0.0726, 0.0263 -0.9912
06893390 Calcium log10(Ca) = - 0.562 + 0.798 log10(SC) 22 0.88 1.02 0.1782, 0.0669 -0.9953
06893390 Magnesium log10(Mg) = - 2.04 + 1.05 log10(SC) 22 0.9 1.02 0.2083, 0.0782 -0.9953
06893390 Sodium log10(Na) = - 2.02 + 1.34 log10(SC) 25 0.97 1.02 0.1409, 0.0507 -0.9911
06893390 Chloride log10(Cl) = - 2.43 + 1.53 log10(SC) 26 0.93 1.07 0.2374, 0.085 -0.9912
06893390 Sulfate log10(SO4) = - 1.84 + 1.28 log10(SC) 22 0.87 1.04 0.2889, 0.109 -0.996
06893390 Total nitrogen log10(TN) = 0.9865 - 0.1734 log10(TURB) + 0.126 sin(2π D / 365) + 0.0302 cos(2π D / 365) 24 0.61 1.05 0.0683, 0.036, 0.0488, 0.0422 -0.8878, 0.0968, -0.2447, -0.1874, 0.2975, -0.1547
06893390 Total phosphorus log10(TP) = 0.586 - 0.299 log10(Q) + 0.0009 log10(TURB) 23 0.62 1.05 0.1127, 0.0539, 0.0002 -0.9398, 0.5867, -0.7701
06893390 Fecal coliform bacteria log10(FCB) = 1.75 + 1 log10(TURB) 25 0.67 1.99 0.2973, 0.1458 -0.9115
06893390 Fecal coliform bacteria log10(FCB) = 1.75 + 1 log10(TURB) 25 0.67 1.99 0.2973, 0.1458 -0.9115
06893390 E. coli log10(ECB) = 1.58 + 1.019 log10(TURB) 25 0.71 1.85 0.277, 0.1358 -0.9115
06893390 E. coli log10(ECB) = 1.58 + 1.019 log10(TURB) 25 0.71 1.85 0.2777, 0.1358
06893390 Enterococci bacteria log10(ENT) = 1.57 + 1.31 log10(TURB) 25 0.81 1.95 0.2658, 0.1304 -0.9115
06893390 Suspended sediment log10(SS) = 0.0685 + 1.103 log10(TURB) 22 0.96 1.1 0.107, 0.0502 -0.9132
06893390 Total suspended solids log10(TSS) = 0.261 + 1 log10(TURB) 22 0.95 1.1 0.1033, 0.0502 -0.9076

Rasmussen, T.J., Ziegler, A.C., and Rasmussen, P.P., 2005, Estimation of constituent concentrations, densities, loads, and yields in lower Kansas River, northeast Kansas, using regression models and continuous water-quality monitoring, January 2000 through December 2003: U.S. Geological Survey Scientific Investigations Report 2005-5165, 117 p.

Station Constituent Model Form n R2 BCF Standard Errors of Coefficeints Correlation Matrix Lower-Left
06887500 Acid neutralizing capability log10(ANC) = 0.582 + 0.568 log10(SC) 17 0.68 1.01 0.2955, 0.1009 -0.9988
06887500 Diss. solids log10(DS) = - 0.034 + 0.938 log10(SC) 20 0.96 1 0.1354, 0.0467 -0.9986
06887500 Calcium log10(Ca) = - 0.465 + 0.787 log10(SC) 20 0.94 1 0.1383, 0.0476 -0.9986
06887500 Magnesium log10(Mg) = - 1.46 + 0.912 log10(SC) 20 0.92 1 0.179, 0.0616 -0.9986
06887500 Boron log10(B) = - 0.177 + 0.723 log10(SC) 19 0.92 1 0.1468, 0.0504 -0.9987
06887500 Sodium log10(Na) = - 2.39 + 1.46 log10(SC) 19 0.99 1 0.1112, 0.0382 -0.9987
06887500 Chloride log10(Cl) = - 2.73 + 1.6 log10(SC) 19 0.97 1 0.1838, 0.0631 -0.9987
06887500 Sulfate log10(SO4) = - 1.05 + 1.05 log10(SC) 20 0.89 1.01 0.2548, 0.0878 -0.9986
06887500 Fluoride log10(F) = - 0.98 + 0.17 log10(SC) 20 0.23 1.01 0.2131, 0.0734 -0.9986
06887500 Diss. Nitrate NO3 = - 2.33 + 1.03 log10(Q) - 0.334 log10(TEMP) 19 0.69 1 0.5865, 0.1782, 0.1049 -0.9817, 0.1821, -0.3256
06887500 Diss. nitrate + nitrite TIN = - 2.53 + 1.09 log10(Q) - 0.397 log10(TEMP) 21 0.66 1 0.6398, 0.1944, 0.1123 -0.9811, 0.1449, -0.2966
06887500 Diss. NH3 + Org. N log10(DKN) = 1.75 - 0.739 log10(SC) 21 0.57 1.03 0.442, 0.1519 -0.9986
06887500 Total Org. N + NH3 log10(TKN) = - 0.518 + 0.283 log10(TURB) 19 0.59 1.05 0.1207, 0.0606 -0.958
06887500 Total nitrogen log10(TN) = - 0.179 + 0.237 log10(TURB) 17 0.71 1.02 0.0774, 0.0389 -0.958
06887500 Total phosphorus log10(TP) = - 1.2 + 0.368 log10(TURB) 17 0.85 1.02 0.0783, 0.0393 -0.958
06887500 Triazines log10(TRI) = - 0.135 - 0.186 cos(2π D / 365) - 0.0434 sin(2π D / 365) 48 0.2 1 0.04, 0.0551, 0.0575 -0.1527, 0.1244, -0.0837
06887500 Fecal coliform bacteria log10(FCB) = - 0.448 + 1.19 log10(TURB) 56 0.62 2.04 0.263, 0.1282 -0.9659
06887500 Fecal coliform bacteria log10(FCB) = - 0.448 + 1.19 log10(TURB) 56 0.62 2.04 0.263, 0.1282 -0.9659
06887500 E. coli log10(ECB) = - 0.425 + 1.15 log10(TURB) 52 0.54 2.32 0.3029, 0.1495 -0.9655
06887500 E. coli log10(ECB) = - 0.424 + 1.15 log10(TURB) 52 0.54 2.32 0.3029, 0.1495
06887500 Enterococci bacteria log10(ENT) = 0.048 + 1.35 log10(TURB) 26 0.6 3.52 0.4666, 0.2257 -0.9584
06887500 Suspended sediment log10(SS) = 0.271 + 0.91 log10(TURB) 20 0.95 1.06 0.0996, 0.0513 -0.9571
06887500 Total suspended solids log10(TSS) = 0.087 + 0.923 log10(TURB) 17 0.94 1.05 0.117, 0.0596 -0.9533
06889000 Acid neutralizing capability log10(ANC) = 0.746 + 0.516 log10(SC) 17 0.76 1.01 0.2166, 0.0754 -0.9985
06889000 Diss. solids log10(DS) = - 0.156 + 0.978 log10(SC) 22 0.99 1 0.074, 0.0259 -0.9983
06889000 Calcium log10(Ca) = - 0.218 + 0.704 log10(SC) 21 0.87 1.01 0.1774, 0.0622 -0.9983
06889000 Magnesium log10(Mg) = - 1.27 + 0.855 log10(SC) 21 0.97 1 0.1031, 0.0362 -0.9983
06889000 Boron log10(B) = - 0.172 + 0.727 log10(SC) 22 0.89 1.01 0.167, 0.0585 -0.9983
06889000 Sodium log10(Na) = - 2.63 + 1.53 log10(SC) 21 0.97 1.01 0.1834, 0.0644 -0.9983
06889000 Chloride log10(Cl) = - 3.14 + 1.74 log10(SC) 22 0.97 1 0.2038, 0.0713 -0.9674
06889000 Sulfate log10(SO4) = - 1.28 + 1.12 log10(SC) 22 0.97 1 0.1287, 0.045 -0.9983
06889000 Fluoride log10(F) = - 1.1 + 0.217 log10(SC) 21 0.62 1 0.1114, 0.0391 -0.9983
06889000 Diss. Nitrate NO3 = - 1.73 + 0.797 log10(Q) - 0.298 log10(TEMP) 27 0.57 1 0.526, 0.1529, 0.1197 -0.9628, 0.1942, -0.0432
06889000 Diss. nitrate + nitrite TIN = - 1.54 + 0.742 log10(Q) - 0.329 log10(TEMP) 28 0.49 1 0.5854, 0.1704, 0.1341 -0.9629, -0.1462, -0.09118
06889000 Diss. NH3 + Org. N log10(DKN) = 0.642 - 0.379 log10(SC) 27 0.53 1.01 0.2043, 0.0713 -0.9981
06889000 Total Org. N + NH3 log10(TKN) = - 0.499 + 0.287 log10(TURB) 24 0.66 1.03 0.0921, 0.044 -0.963
06889000 Total nitrogen log10(TN) = - 0.281 + 0.268 log10(TURB) 24 0.72 1.02 0.0746, 0.0356 -0.963
06889000 Total phosphorus log10(TP) = - 1.26 + 0.392 log10(TURB) 23 0.83 1.03 0.0811, 0.0383 -0.9637
06889000 Triazines log10(TRI) = 1.58 - 0.576 log10(SC) - 0.254 cos(2π D / 365) - 0.0294 sin(2π D / 365) 55 0.5 1.18 0.6785, 0.2333, 0.0473, 0.0561 -0.9987, -0.1995, 0.1944, 0.5094, -0.5017, 0.109
06889000 Fecal coliform bacteria log10(FCB) = - 0.89 + 1.42 log10(TURB) 65 0.52 3.85 0.3747, 0.1724 -0.973
06889000 Fecal coliform bacteria log10(FCB) = - 0.89 + 1.42 log10(TURB) 65 0.52 3.85 0.3747, 0.1724 -0.973
06889000 E. coli log10(ECB) = - 1.38 + 1.62 log10(TURB) 59 0.56 4.56 0.4087, 0.1912 -0.9733
06889000 E. coli log10(ECB) = - 1.38 + 1.62 log10(TURB) 59 0.56 4.56 0.4087, 0.1912
06889000 Enterococci bacteria log10(ENT) = - 0.374 + 1.51 log10(TURB) 37 0.54 3.86 0.5163, 0.2342 -0.9697
06889000 Suspended sediment log10(SS) = - 0.0537 + 1.09 log10(TURB) 19 0.98 1.03 0.0874, 0.0403 -0.9589
06889000 Total suspended solids log10(TSS) = 0.02 + 0.987 log10(TURB) 20 0.83 1.2 0.2267, 0.1055 -0.9595
06892350 Acid neutralizing capability log10(ANC) = 0.767 + 0.508 log10(SC) 21 0.66 1.01 0.2461, 0.0841 -0.9987
06892350 Diss. solids log10(DS) = - 0.115 + 0.966 log10(SC) 26 0.99 1 0.0484, 0.0169 -0.9978
06892350 Calcium log10(Ca) = - 0.287 + 0.73 log10(SC) 26 0.87 1.01 0.1621, 0.0565 -0.9978
06892350 Magnesium log10(Mg) = - 1.54 + 0.954 log10(SC) 26 0.97 1 0.0997, 0.0348 -0.9978
06892350 Boron log10(B) = - 0.355 + 0.793 log10(SC) 26 0.89 1.01 0.1657, 0.0578 -0.9978
06892350 Sodium log10(Na) = - 2.51 + 1.49 log10(SC) 26 0.96 1.01 0.1872, 0.0653 -0.9978
06892350 Chloride log10(Cl) = - 2.93 + 1.66 log10(SC) 27 0.95 1.01 0.2212, 0.077 -0.9489
06892350 Sulfate log10(SO4) = - 1.57 + 1.24 log10(SC) 27 0.97 1 0.1324, 0.0461 -0.9979
06892350 Fluoride log10(F) = - 0.97 + 0.162 log10(SC) 26 0.45 1 0.106, 0.0369 -0.9978
06892350 Diss. Nitrate NO3 = - 1.15 + 0.644 log10(Q) - 0.612 log10(TEMP) 33 0.71 1 0.3282, 0.0926, 0.0979 -0.9275, -0.167, -0.191
06892350 Diss. nitrate + nitrite TIN = - 2.04 + 0.914 log10(Q) - 0.541 log10(TEMP) 34 0.69 1 0.4169, 0.1176, 0.1244 -0.9271, -0.163, -0.1965
06892350 Total Org. N + NH3 log10(TKN) = - 0.309 + 0.198 log10(TURB) 28 0.44 1.01 0.089, 0.0431 -0.9691
06892350 Total nitrogen log10(TN) = - 0.263 + 0.239 log10(TURB) 28 0.57 1.04 0.0875, 0.0409 -0.9673
06892350 Total phosphorus log10(TP) = - 1.21 + 0.364 log10(TURB) 69 0.78 1.03 0.0918, 0.0445 -0.9691
06892350 Triazines log10(TRI) = 1.89 - 0.699 log10(SC) - 0.239 cos(2π D / 365) - 0.0098 sin(2π D / 365) 41 0.5 1.24 0.8045, 0.2788, 0.07, 0.0772 -0.9984, -0.4404, 0.4371, 0.5704, -0.5596, -0.2822
06892350 Fecal coliform bacteria log10(FCB) = - 1.05 + 1.53 log10(TURB) 54 0.68 2.24 0.3172, 0.1469 -0.9672
06892350 Fecal coliform bacteria log10(FCB) = - 1.05 + 1.53 log10(TURB) 54 0.68 2.24 0.3172, 0.1469 -0.9672
06892350 E. coli log10(ECB) = - 1.16 + 1.55 log10(TURB) 50 0.71 2.33 0.3099, 0.1445
06892350 E. coli log10(ECB) = - 1.16 + 1.55 log10(TURB) 50 0.71 2.33 0.3099, 0.1445 -0.9645
06892350 Enterococci bacteria log10(ENT) = - 0.768 + 1.64 log10(TURB) 16 0.67 2.91 0.7093, 0.308 -0.9687
06892350 Suspended sediment log10(SS) = 0.264 + 0.904 log10(TURB) 24 0.88 1.09 0.1599, 0.0724 -0.9675
06892350 Total suspended solids log10(TSS) = 0.204 + 0.863 log10(TURB) 22 0.88 1.07 0.1572, 0.072 -0.9699

Stone, M.L., and Graham, J.L., 2014, Model documentation for relations between continuous real-time and discrete water-quality constituents in Indian Creek, Johnson County, Kansas, June 2004 through May 2013

Station Constituent Model Form n R2 BCF Standard Errors of Coefficeints Correlation Matrix Lower-Left
06893390 Nitrate NO3 = - 0.5168 + 0.9254 NN 31 0.9629 1 0.2738, 0.0337 -0.9022
06893390 Nitrite NO2 = - 0.0459 + 0.0472 NN 13 0.8692 1 0.0294, 0.0055 -0.8015
06893390 Diss. solids log10(DSR) = - 0.2325 + 1.0028 log10(SC) 20 0.9841 1.0035 0.0862, 0.0301 -0.995
06893390 Calcium log10(Ca) = 0.5085 + 0.434 log10(SC) - 0.0006 TURB 19 0.8889 1.0107 0.1874, 0.0627, 0.0001 -0.993, -0.537, 0.4676
06893390 Magnesium log10(Mg) = 1.0378 - 0.2401 log10(TURB) 19 0.694 1.0478 0.0711, 0.0387 -0.8869
06893390 Sodium log10(Na) = - 2.0375 + 1.3716 log10(SC) 20 0.9819 1.0077 0.1258, 0.0439 -0.995
06893390 Chloride log10(CLR) = - 2.5114 + 1.5622 log10(SC) 59 0.89 1.07 0.2077, 0.0727 -0.9934
06893390 Chloride log10(CLR) = - 2.0215 + 1.4152 log10(SC) 20 0.9625 1.0168 0.1887, 0.0658 -0.995
06893390 Sulfate log10(SO4R) = 0.9734 + 0.3927 log10(SC) - 0.2036 log10(TURB) 19 0.9257 1.0141 0.2663, 0.0828, 0.0277 -0.9889, -0.7254, 0.6299
06893390 Diss. nitrate + nitrite log10(TIN) = 1.2349 - 0.3821 log10(Q) 55 0.66 1.14 0.0996, 0.038 -0.9477
06893390 Diss. nitrate + nitrite TIN = - 0.2701 + 0.8987 NN 13 0.9741 1 0.2354, 0.0442 -0.8015
06893390 Orthophosphate OP = 0.7699 - 0.2886 log10(Q) + 0.0006 SC 17 0.7048 1 0.4224, 0.1162, 0.0002 -0.9345, -0.8367, 0.6344
06893390 Total Org. N + NH3 TKN = 1.6504 + 0.0041 TURB 53 0.47 1 0.1795, 0.0006 -0.6364
06893390 Total Org. N + NH3 log10(TKN) = 0.1608 + 0.001 TURB + 0.067 log10(NN) 11 0.8247 1.0105 0.0939, 0.0002, 0.1193 -0.9149, -0.9375, 0.819
06893390 Total nitrogen TNR = - 0.6507 + 1.2661 log10(TURB) + 1.0638 NN 11 0.9554 1 1.1335, 0.4102, 0.124 -0.9678, -0.9478, 0.8885
06893390 Dissolved phosphorus Pdis = 1.9381 + 0.3404 sin(2π D / 365) + 0.2086 cos(2π D / 365) - 0.5797 log10(Q) 17 0.8037 1 0.2083, 0.1107, 0.0776, 0.0833 0.3022, 0.1063, 0.1766, -0.9545, -0.3828, -0.0722
06893390 Dissolved phosphorus log10(Pdis) = 0.2021 - 0.0091 sin(2π D / 365) + 0.1841 cos(2π D / 365) - 0.362 log10(TURB) 47 0.68 1.18 0.0849, 0.0583, 0.0525, 0.0433 -0.0127, 0.0644, -0.0209, -0.8778, -0.1591, 0.0844
06893390 Total phosphorous TPR = 1.4965 + 0.4465 sin(2π D / 365) + 0.2793 cos(2π D / 365) - 0.2347 log10(Q) 17 0.5244 1 0.2845, 0.1511, 0.106, 0.1138 0.3022, 0.1063, 0.1766, -0.9545, -0.3828, -0.0722
06893390 Particulate phosphorus Ppart = 0.0602 + 0.0024 TURB 16 0.8745 1 0.0505, 0.0002 -0.7458
06893390 Particulate phosphorus Ppart = 0.1149 + 0.0017 TURB 47 0.68 1 0.0546, 0.0002 -0.6578
06893390 Fecal coliform bacteria log10(FCBR) = 7.4652 + 0.791 log10(Q) - 2.1456 log10(SC) 19 0.8115 2.021 1.9537, 0.2135, 0.5587 -0.7608, -0.976, 0.611
06893390 E. coli log10(ECB) = 1.4261 - 0.6077 sin(2π D / 365) - 0.3858 cos(2π D / 365) + 1.1773 log10(TURB) 18 0.8436 1.5728 0.2425, 0.2002, 0.1599, 0.1394 0.0269, 0.1675, 0.0474, -0.8388, -0.3103, -0.0484
06893390 Enterococci bacteria log10(ENT) = 1.2192 - 0.734 sin(2π D / 365) - 0.3133 cos(2π D / 365) + 1.3055 log10(TURB) 18 0.8437 1.7184 0.2655, 0.2193, 0.1751, 0.1526 0.0269, 0.1675, 0.0474, -0.8388, -0.3103, -0.0484
06893390 Suspended sediment log10(SSR) = 0.5801 + 0.9373 log10(TURB) 19 0.953 1.1017 0.0929, 0.0505 -0.8869
06893390 Total suspended solids log10(TSSR) = 0.2623 + 1.0339 log10(TURB) 19 0.9655 1.0713 0.0872, 0.0474 -0.8869
06893390 Ammonia plus organic nitrogen log10(TKN) = - 0.1473 + 0.4035 log10(NN) 12 0.5656 1.0415 0.0656, 0.1118 -0.8267

Stone, M.L., Graham, J.L., and Gatotho, J.W., 2013, Model documentation for relations between continuous real-time and discrete water-quality constituents in Cheney Reservoir near Cheney, Kansas, 2001-2009

Station Constituent Model Form n R2 BCF Standard Errors of Coefficeints Correlation Matrix Lower-Left
07144790 Diss. solids DS = 28.3795 + 0.5093 SC 120 0.798 1 19.1958, 0.0236 -0.9984
07144790 Magnesium Mg = - 69.8049 + 28.6839 log10(SC) 122 0.59 1 6.32, 2.1723 -1
07144790 Sodium Na = - 32.795 + 0.1636 SC 119 0.743 1 7.2517, 0.0089 -0.9984
07144790 Chloride Cl = 37.1865 - 3.0417 Elev + 0.2009 SC 120 0.6997 1 21.4482, 0.6166, 0.0156 -0.8342, -0.8167, 0.3645
07144790 Diss. orthophosphorus log10(DOP) = - 1.9784 + 0.4942 log10(TURB) + 0.0189 TEMP - 0.5408 log10(TChl) 113 0.66 1.1761 0.1788, 0.1023, 0.0036, 0.1116 -0.5819, -0.3155, -0.4206, -0.7961, 0.0719, 0.4377
07144790 Total phosphorus log10(TP) = - 1.6052 - 0.0633 sin(2π D / 365) - 0.1357 cos(2π D / 365) + 0.439 log10(TURB) 109 0.69 1.0477 0.0618, 0.019, 0.0218, 0.052 -0.2424, -0.3435, -0.0018, -0.9747, 0.2411, 0.4197
07144790 Dissolved phosphorus log10(Pdis) = 1.0851 - 0.8764 log10(DO) - 0.0019 SC - 0.0137 TChl 109 0.59 1.1029 0.3671, 0.2121, 0.0005, 0.0035 0.0879, -0.9058, -0.4928, 0.1305, -0.5342, 0.048
07144790 Suspended sediment SS = 2.931 + 0.8519 TURB 119 0.66 1 0.8746, 0.0421 -0.9013
07144790 Suspended sediment SS = 2.931 + 0.8519 TURB 119 0.66 1 0.8746, 0.0421 -0.9013
07144790 probability of geosmin PGeo = 0.829 + 0.825 sin(2π D / 365) - 0.262 cos(2π D / 365) - 0.138 TURB 127 0.02 1 0.5, 0.327, 0.351, 0.0299
07144790 probability of microcystin PMC = - 1.305 - 1.99 sin(2π D / 365) - 1.34 cos(2π D / 365) + 0.0511 TChl 94 0.001 1 0.645, 0.464, 0.456, 0.0439
07144790 Chlorophyll-a CHLA = 40.2468 - 1.9656 Elev + 0.3204 TEMP + 0.8463 TChl 117 0.5078 1 10.0971, 0.4722, 0.0741, 0.0834 -0.9812, -0.0215, -0.1457, -0.0859, -0.0651, 0.482
07144790 Actinomycetes log10(ACT) = - 14.7988 + 11.0619 log10(Elev) + 0.9924 log10(TURB) - 0.0163 TEMP 93 0.6076 1.2257 1.6263, 1.2383, 0.1572, 0.0041 -0.994, 0.038, -0.1379, 0.1023, -0.0994, -0.3799

Stone, M.L., Graham, J.L., and Gatotho, J.W., 2012, Continuous real-time water-quality monitoring and regression analysis to compute constituent concentrations, loads, and yields in the North Fork Ninnescah River above Cheney Reservoir, south-central Kansas, 1999-2009: U.S. Geological Survey Scientific Investigations Report 2012-XXXX, XX pp.

Station Constituent Model Form n R2 BCF Standard Errors of Coefficeints Correlation Matrix Lower-Left
07144780 Total organic carbon log10(OrgC) = 0.0892 + 0.4848 log10(TURB) 45 0.73 1.0431 0.0931, 0.0451 -0.9763
07144780 Total organic carbon log10(OrgC) = 0.0892 + 0.4848 log10(TURB) 45 0.73 1.0431 0.0931, 0.0451 -0.9763
07144780 Alkalinity log10(ALK) = - 0.4469 + 0.1136 log10(Q) + 0.8101 log10(SC) 48 0.87 1.0053 0.2121, 0.0193, 0.0595 -0.8998, -0.9923, 0.8415
07144780 Diss. solids log10(DS) = 0.081 + 0.8916 log10(SC) 61 0.98 1.0016 0.0469, 0.0161 -0.9977
07144780 Calcium log10(Ca) = - 1.371 + 0.1197 log10(Q) + 0.9641 log10(SC) 61 0.89 1.0057 0.1981, 0.0171, 0.0564 -0.8915, -0.9936, 0.8375
07144780 Magnesium log10(Mg) = - 1.0822 + 0.6975 log10(SC) 61 0.92 1.0044 0.077, 0.0264 -0.9977
07144780 Sodium log10(Na) = - 1.8615 + 1.3295 log10(SC) 61 0.99 1.0028 0.062, 0.0213 -0.9977
07144780 Potassium log10(K) = - 1.798 - 0.0011 SC + 1.169 log10(SC) 61 0.73 1.014 0.6242, 0.0002, 0.2627 0.9749, -0.999, -0.9834
07144780 Bicarbonate log10(HCO3) = - 0.3677 + 0.1126 log10(Q) + 0.8134 log10(SC) 48 0.86 1.0056 0.219, 0.0199, 0.0614 -0.8998, -0.9923, 0.8415
07144780 Chloride log10(Cl) = - 1.8984 + 1.3868 log10(SC) 48 0.96 1.0086 0.118, 0.041 -0.9974
07144780 Sulfate SO4 = - 0.002 + 0.0408 SC 48 0.87 1 2.0754, 0.0023 -0.9258
07144780 Diss. Nitrate NO3 = 1.5656 + 0.0519 sin(2π D / 365) + 0.6194 cos(2π D / 365) - 0.3892 log10(TURB) 61 0.6 1 0.1618, 0.0557, 0.0753, 0.0853 0.2178, 0.0921, -0.1429, -0.9523, -0.2992, 0.0876
07144780 Diss. Nitrate NO3 = 1.5656 + 0.0519 sin(2π D / 365) + 0.6194 cos(2π D / 365) - 0.3892 log10(TURB) 61 0.6 1 0.1618, 0.0557, 0.0753, 0.0853 0.2178, 0.0921, -0.1429, -0.9523, -0.2992, 0.0876
07144780 Diss. nitrate + nitrite TIN = 1.5544 + 0.0429 sin(2π D / 365) + 0.6039 cos(2π D / 365) - 0.3815 log10(TURB) 61 0.57 1 0.1787, 0.0616, 0.0832, 0.0942 0.2178, 0.0921, -0.1429, -0.9523, -0.2992, 0.0876
07144780 Diss. nitrate + nitrite TIN = 1.5544 + 0.0429 sin(2π D / 365) + 0.6039 cos(2π D / 365) - 0.3815 log10(TURB) 61 0.57 1 0.1787, 0.0616, 0.0832, 0.0942 0.2178, 0.0921, -0.1429, -0.9523, -0.2992, 0.0876
07144780 Diss. orthophosphorus DOP = 0.2243 - 0.0002 SC 54 0.74 1 0.0143, -0.9467
07144780 Total Org. N + NH3 log10(TKN) = - 0.6284 + 0.4259 log10(TURB) 50 0.83 1.0206 0.0562, 0.0275 -0.9747
07144780 Total Org. N + NH3 log10(TKN) = - 0.6284 + 0.4259 log10(TURB) 50 0.83 1.0206 0.0562, 0.0275 -0.9747
07144780 Total nitrogen log10(TN) = 0.0175 + 0.0218 sin(2π D / 365) + 0.1118 cos(2π D / 365) + 0.1818 log10(TURB) 54 0.63 1.0184 0.0513, 0.0173, 0.022, 0.026 0.0792, 0.1375, -0.1148, -0.9546, -0.1946, 0.0271
07144780 Total nitrogen log10(TN) = 0.0175 + 0.0218 sin(2π D / 365) + 0.1118 cos(2π D / 365) + 0.1818 log10(TURB) 54 0.63 1.0184 0.0513, 0.0173, 0.022, 0.026 0.0792, 0.1375, -0.1148, -0.9546, -0.1946, 0.0271
07144780 Total phosphorus log10(TP) = - 1.7271 + 0.6106 log10(TURB) 55 0.83 1.0515 0.0757, 0.0385 -0.9696
07144780 Total phosphorus log10(TP) = - 1.7271 + 0.6106 log10(TURB) 55 0.83 1.0515 0.0757, 0.0385 -0.9696
07144780 Dissolved phosphorus Pdis = 0.3288 - 0.0003 TURB - 0.0002 SC 55 0.68 1 0.0307, 0.0001, 0 -0.8315, -0.9705, 0.7444
07144780 Dissolved phosphorus Pdis = 0.3288 - 0.0003 TURB - 0.0002 SC 55 0.68 1 0.0307, 0.0001, 0 -0.8315, -0.9705, 0.7444
07144780 Triazines log10(TRI) = - 0.1918 + 0.2422 sin(2π D / 365) - 0.4692 cos(2π D / 365) - 0.0009 SC 59 0.54 1.6812 0.1885, 0.0812, 0.1113, 0.0002 -0.2808, 0.3715, -0.1264, -0.9209, 0.2146, -0.1588
07144780 Fecal coliform bacteria log10(FCB) = 2.8543 + 0.7608 log10(TURB) - 0.0013 SC 60 0.72 1.7082 0.6447, 0.2162, 0.0003 -0.9637, -0.9135, 0.7896
07144780 Fecal coliform bacteria log10(FCB) = 2.8543 + 0.7608 log10(TURB) - 0.0013 SC 60 0.72 1.7082 0.6447, 0.2162, 0.0003 -0.9637, -0.9135, 0.7896
07144780 Suspended sediment log10(SS) = - 0.0167 + 0.54 log10(Q) + 0.5589 log10(TURB) 52 0.9 1.0916 0.1187, 0.0663, 0.0877 -0.253, -0.4221, -0.7587
07144780 Suspended sediment log10(SS) = - 0.0167 + 0.54 log10(Q) + 0.5589 log10(TURB) 52 0.9 1.0916 0.1187, 0.0663, 0.0877 -0.253, -0.4221, -0.7587
07144780 Total suspended solids log10(TSS) = 0.4036 + 0.9033 log10(TURB) 57 0.87 1.075 0.0927, 0.0473 -0.9694
07144780 Total suspended solids log10(TSS) = 0.4036 + 0.9033 log10(TURB) 57 0.87 1.075 0.0927, 0.0473 -0.9694

Linear Regression Model Documentation and Updates for Computing Water-Quality Constituent Concentrations or Densities using Continuous Real-Time Water-Quality Data for the Kansas River, Kansas, July 2012 through September 2019

Station Constituent Model Form n R2 BCF Standard Errors of Coefficeints Correlation Matrix Lower-Left
06887500 Hardness log10(HARD) = 0.314 + 0.723 log10(SC) 101 0.899 1 0.0692, 0.0242 -0.998
06887500 Diss. solids log10(DSR) = - 0.0278 + 0.94 log10(SC) 101 0.97 1 0.0473, 0.0165 -0.998
06887500 Calcium log10(Ca) = - 0.131 + 0.69 log10(SC) 101 0.876 1 0.0741, 0.0259 -0.998
06887500 Magnesium log10(Mg) = - 1.11 + 0.808 log10(SC) 101 0.889 1.01 0.0816, 0.0285 -0.998
06887500 Sodium log10(Na) = - 2.57 + 1.52 log10(SC) 101 0.95 1.01 0.0989, 0.0346 -0.998
06887500 Chloride log10(CLR) = - 3.22 + 1.77 log10(SC) 101 0.939 1.01 0.128, 0.045 -0.998
06887500 Sulfate log10(SO4R) = - 1.18 + 1.1 log10(SC) 101 0.901 1.01 0.104, 0.0366 -0.998
06887500 Total nitrogen log10(TNR) = - 0.154 + 0.281 log10(TURB) - 0.184 log10() + 0.0716 sin(2π D) + 0.00669 cos(2π D) 74 0.814 1.02 0.0472, 0.0238, 0.0301, 0.0141, 0.0162 -0.956, -0.522, 0.352, -0.0834, 0.0858, 0.173, -0.402, 0.463, 0.211, 0.0822
06887500 Total phosphorous log10(TPR) = - 0.909 + 0.329 log10(TURB) 85 0.788 1.02 0.0337, 0.0186 -0.963
06887500 Nitrate plus nitrite NO3+NO2 = 1.77 - 0.00065 SC - 0.0995 + 0.163 sin(2π D) - 0.0823 cos(2π D) 73 0.615 1 0.128, 0.000188, 0.0179, 0.0555, 0.0625 -0.886, 0.217, -0.567, 0.136, -0.162, 0.204, 0.456, -0.442, 0.266, 0.116
06887500 Fecal coliform bacteria log10(FCB) = 0.442 + 0.968 log10(TURB) - 0.286 sin(2π D) - 0.339 cos(2π D) 77 0.658 1.78 0.22, 0.124, 0.0775, 0.0874 -0.968, -0.0704, 0.0918, -0.413, 0.464, 0.0755
06887500 E. coli log10(ECB) = - 0.304 + 1.27 log10(TURB) 78 0.598 1.9 0.215, 0.118 -0.963
06887500 Enterococci bacteria log10(ENT) = 0.578 + 1.03 log10(TURB) 77 0.53 1.73 0.199, 0.11 -0.964
06887500 Suspended sediment log10(SSR) = 0.425 + 0.998 log10(TURB) 84 0.876 1.12 0.076, 0.0412 -0.962
06887500 Total suspended solids log10(TSSR) = 0.1674 + 1.049 log10(TURB) 78 0.8926 1.07664 0.07897, 0.04333
06887500 Chlorophyll-a log10(CHLA) = 0.699 + 1.28 log10() 74 0.852 1.09 0.0308, 0.0625 -0.702
06892350 Hardness log10(HARD) = 0.343 + 0.712 log10(SC) 132 0.887 1 0.0628, 0.0222 -0.998
06892350 Diss. solids log10(DSR) = - 0.102 + 0.962 log10(SC) 132 0.966 1 0.0446, 0.0157 -0.998
06892350 Calcium log10(Ca) = - 0.0415 + 0.658 log10(SC) 132 0.82 1.01 0.0763, 0.027 -0.998
06892350 Magnesium log10(Mg) = - 1.26 + 0.861 log10(SC) 132 0.915 1 0.0649, 0.0229 -0.998
06892350 Sodium log10(Na) = - 3.12 + 1.7 log10(SC) 132 0.939 1.01 0.107, 0.0379 -0.998
06892350 Chloride log10(CLR) = - 3.67 + 1.92 log10(SC) 132 0.936 1.02 0.124, 0.0437 -0.998
06892350 Sulfate log10(SO4R) = - 1.82 + 1.32 log10(SC) 132 0.938 1.01 0.0839, 0.0296 -0.998
06892350 Total nitrogen log10(TNR) = - 0.275 + 0.327 log10(TURB) - 0.0994 log10() + 0.0758 sin(2π D) + 0.0306 cos(2π D) 94 0.845 1.02 0.0468, 0.0217, 0.022, 0.0124, 0.0153 -0.958, -0.695, 0.542, -0.0811, 0.0576, 0.068, -0.453, 0.497, 0.349, 0.0385
06892350 Total phosphorous log10(TPR) = - 1.05 + 0.39 log10(TURB) 109 0.793 1.03 0.036, 0.0192 -0.957
06892350 Nitrate plus nitrite NO3+NO2 = - 0.3246 + 1.016 NN 84 0.8975 1 0.05456, 0.04269
06892350 Fecal coliform bacteria log10(FCBR) = - 0.0872 + 1.28 log10(TURB) - 0.438 sin(2π D) - 0.296 cos(2π D) 75 0.806 1.6 0.193, 0.104, 0.0709, 0.0821 -0.965, -0.0195, 0.0407, -0.436, 0.485, 0.0502
06892350 E. coli log10(ECBR) = - 1.022 + 1.676 log10(TURB) 77 0.8216 1.60088 0.17238, 0.09045
06892350 Enterococci bacteria log10(ENT) = - 0.295 + 1.38 log10(TURB) 76 0.754 1.62 0.172, 0.0908 -0.957
06892350 Suspended sediment log10(SSR) = 0.275 + 1.05 log10(TURB) 105 0.933 1.07 0.0529, 0.0276 -0.958
06892350 Total suspended solids log10(TSSR) = 0.2261 + 1.0349 log10(TURB) 79 0.9657 1.03162 0.04421, 0.02292
06892350 Chlorophyll-a log10(CHLA) = 0.751 + 1.08 log10() 78 0.902 1.08 0.0292, 0.0404 -0.749

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