Pennsylvania Real-time Water Quality

USGS station:

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Constituent:
Time period:

The data used to produce these statistics are provisional and have not been reviewed or edited. They may be subject to change.

Summary Statistics for Computed Instantaneous Fecal Coliform Bacteria

StatisticStatistic Value
Number of measurements741
Mean770 cfu/100mL
Geometric Mean380 cfu/100mL
Standard Deviation2400 cfu/100mL
Minimum 79 cfu/100mL
1 percentile 88 cfu/100mL
5 percentile 140 cfu/100mL
10 percentile 160 cfu/100mL
25 percentile 210 cfu/100mL
Median 310 cfu/100mL
75 percentile 560 cfu/100mL
90 percentile 1100 cfu/100mL
95 percentile 2600 cfu/100mL
99 percentile 7800 cfu/100mL
Maximum 41000 cfu/100mL