Share

Lycoming

Summary of Drinking Water Samples Tested by the Penn State Agricultural Analytical Services Laboratory

Lycoming County

8/20/2007 - 5/17/2016, 66 Samples

Test Parameter Units Number of Samples Tested Median Minimum Maximum Number of samples failing EPA Std Percent of samples failing EPA Std EPA Drink Water Std
Total
Coliform
MPN/100
mL
64 0.0 0.0 200.5 31 48.4 0
E.
Coli
MPN/100
mL
64 0.0 0.0 45.3 9 14.1 0
pH
-
50 7.2 5.7 9.4 13 26.0 6.5-8.5
Total
Dissolved
Solids
mg/L 50 107.0 20.0 2135.0 1 2.0 500
Corrosivity
Index*

-
10 -2.2 -4.7 0.3 8 80.0 -
Hardness mg/L 17 51.5 6.0 122.0 - - -
Nitrate+Nitrite
N
mg/L 17 0.5 0.5 8.4 0 0.0 10
Chloride mg/L 30 5.0 2.0 35.2 0 0.0 250
Sulfate mg/L 10 10.0 3.0 10.0 0 0.0 250
Aluminum mg/L 9 0.0 0.0 0.1 2 22.2 0.05-0.2
Arsenic mg/L 15 0.00 0.001 0.013 1 6.7 0.01
Barium mg/L 33 0.07 0.00 0.47 0 0.0 2
Cadmium mg/L 4 0.00 0.001 0.002 0 0.0 0.005
Calcium mg/L 17 15.00 1.17 39.67 - - -
Chromium mg/L 4 0.0 0.001 0.005 0 0.0 0.1
Copper mg/L 15 0.01 0.01 0.19 0 0.0 1.0,1.3
Iron mg/L 18 0.1 0.1 0.2 0 0.0 0.3
Lead-1st
draw
mg/L 1 0.00 0.003 0.003 0 0.0 0.015
Lead-Running mg/L 14 0.003 0.003 0.006 0 0.0 0.015
Magnesium mg/L 17 2.25 0.16 7.95 - - -
Manganese mg/L 20 0.01 0.01 7.46 3 15.0 0.05
Mercury mg/L 4 0.00 0.000 0.001 0 0.0 0.002
Nickel mg/L 4 0.01 0.005 0.010 - - -
Sodium mg/L 7 3.92 3.09 16.91 - - -
Zinc mg/L 4 0.01 0.01 0.01 0 0.0 5

*For corrosivity index, failure criteria based on less than -0.5 or greater than 0.5