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

Forest County

8/17/2011 - 7/10/2024, 81 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
81 5.3 0.0 200.5 50 61.7 0
E.
Coli
MPN/100
mL
81 0.0 0.0 200.5 18 22.2 0
pH
-
75 6.6 4.9 8.9 39 52.0 6.5-8.5
Total
Dissolved
Solids
mg/L 73 101.0 20.0 1507.0 3 4.1 500
Corrosivity
Index*

-
55 -3.0 -5.5 0.7 44 80.0 -
Hardness mg/L 55 25.5 0.8 185.5 - - -
Nitrate+Nitrite
N
mg/L 57 0.3 0.2 11.1 1 1.8 10
Chloride mg/L 10 6.2 1.0 850.3 2 20.0 250
Sulfate mg/L 2 6.7 4.7 8.8 0 0.0 250
Aluminum mg/L 2 0.0 0.0 0.0 0 0.0 0.05-0.2
Arsenic mg/L 60 0.00 0.003 0.019 2 3.3 0.01
Barium mg/L 54 0.05 0.00 1.37 0 0.0 2
Cadmium mg/L 1 0.00 0.001 0.001 0 0.0 0.005
Calcium mg/L 55 5.26 0.25 48.52 - - -
Chromium mg/L 1 0.0 0.005 0.005 0 0.0 0.1
Copper mg/L 58 0.03 0.01 1.18 0 0.0 1.0,1.3
Iron mg/L 12 0.1 0.1 10.0 5 41.7 0.3
Lead-1st
draw
mg/L 54 0.01 0.003 0.171 9 16.7 0.015
Lead-Running mg/L 51 0.003 0.003 0.015 1 2.0 0.015
Magnesium mg/L 55 2.72 0.05 18.24 - - -
Manganese mg/L 13 0.22 0.01 3.14 11 84.6 0.05
Mercury mg/L 0 - - - - - 0.002
Nickel mg/L 1 0.01 0.005 0.005 - - -
Sodium mg/L 2 7.14 0.54 13.75 - - -
Zinc mg/L 1 0.01 0.010 0.01 0 0.0 5

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

Ag Analytical Services Lab

Address

720 Tower Rd
University Park, PA 16802
Directions

Hours: Monday-Friday, 8:00 AM - 4:00 PM

Ag Analytical Services Lab

Address

720 Tower Rd
University Park, PA 16802
Directions

Hours: Monday-Friday, 8:00 AM - 4:00 PM