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

Venango County

5/17/2010 - 6/23/2020, 93 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
89 1.0 0.0 200.5 47 52.8 0
E.
Coli
MPN/100
mL
89 0.0 0.0 200.5 17 19.1 0
pH
-
81 6.7 5.0 9.1 34 42.0 6.5-8.5
Total
Dissolved
Solids
mg/L 81 147.0 20.0 9220.0 3 3.7 500
Corrosivity
Index*

-
59 -2.6 -5.6 0.6 49 83.1 -
Hardness mg/L 63 30.6 0.8 725.8 - - -
Nitrate+Nitrite
N
mg/L 61 0.5 0.2 5.3 0 0.0 10
Chloride mg/L 5 39.3 5.0 2361.2 1 20.0 250
Sulfate mg/L 5 21.5 10.5 626.1 1 20.0 250
Aluminum mg/L 2 0.0 0.0 0.0 0 0.0 0.05-0.2
Arsenic mg/L 53 0.00 0.003 0.021 3 5.7 0.01
Barium mg/L 51 0.04 0.00 1.13 0 0.0 2
Cadmium mg/L 0 - - - - - 0.005
Calcium mg/L 62 7.10 0.25 207.45 - - -
Chromium mg/L 0 - - - - - 0.1
Copper mg/L 62 0.03 0.01 1.25 0 0.0 1.0,1.3
Iron mg/L 16 0.4 0.1 38.2 8 50.0 0.3
Lead-1st
draw
mg/L 54 0.01 0.003 0.180 14 25.9 0.015
Lead-Running mg/L 53 0.003 0.003 0.028 2 3.8 0.015
Magnesium mg/L 62 2.87 0.05 58.74 - - -
Manganese mg/L 17 0.17 0.01 1.67 10 58.8 0.05
Mercury mg/L 1 0.00 0.001 0.001 0 0.0 0.002
Nickel mg/L 0 - - - - - -
Sodium mg/L 0 - - - - - -
Zinc mg/L 0 - - - - - 5

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

Ag Analytical Services Lab

Address

111 Ag Analytical Srvcs Lab
University Park, PA 16802
Directions

Hours: Monday-Friday, 8:00 AM - 4:30 PM

Ag Analytical Services Lab

Address

111 Ag Analytical Srvcs Lab
University Park, PA 16802
Directions

Hours: Monday-Friday, 8:00 AM - 4:30 PM