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 measurements749
Mean3100 cfu/100mL
Geometric Mean1600 cfu/100mL
Standard Deviation5700 cfu/100mL
Minimum 450 cfu/100mL
1 percentile 470 cfu/100mL
5 percentile 540 cfu/100mL
10 percentile 590 cfu/100mL
25 percentile 870 cfu/100mL
Median 1400 cfu/100mL
75 percentile 2600 cfu/100mL
90 percentile 6000 cfu/100mL
95 percentile 12000 cfu/100mL
99 percentile 30000 cfu/100mL
Maximum 60000 cfu/100mL