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

Wayne County

9/11/2007 - 6/24/2025, 712 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
670 0.0 0.0 200.5 188 28.1 0
E.
Coli
MPN/100
mL
670 0.0 0.0 200.5 42 6.3 0
pH
-
583 7.5 5.9 10.0 67 11.5 6.5-8.5
Total
Dissolved
Solids
mg/L 575 128.0 20.0 1012.0 5 0.9 500
Corrosivity
Index*

-
220 -0.6 -4.1 1.8 118 53.6 -
Hardness mg/L 257 72.8 0.8 210.0 - - -
Nitrate+Nitrite
N
mg/L 184 0.5 0.2 5.9 0 0.0 10
Chloride mg/L 156 3.6 1.0 114.7 0 0.0 250
Sulfate mg/L 47 9.0 1.8 17.6 0 0.0 250
Aluminum mg/L 18 0.0 0.0 0.3 2 11.1 0.05-0.2
Arsenic mg/L 209 0.00 0.001 0.080 22 10.5 0.01
Barium mg/L 213 0.08 0.00 1.41 0 0.0 2
Cadmium mg/L 64 0.00 0.001 0.028 1 1.6 0.005
Calcium mg/L 243 23.64 0.25 76.40 - - -
Chromium mg/L 64 0.0 0.001 0.006 0 0.0 0.1
Copper mg/L 285 0.02 0.01 6.08 4 1.4 1.0,1.3
Iron mg/L 257 0.1 0.1 28.4 27 10.5 0.3
Lead-1st
draw
mg/L 183 0.00 0.003 0.716 11 6.0 0.015
Lead-Running mg/L 211 0.003 0.003 0.370 4 1.9 0.015
Magnesium mg/L 243 3.10 0.05 25.06 - - -
Manganese mg/L 265 0.01 0.01 11.02 39 14.7 0.05
Mercury mg/L 59 0.00 0.000 0.001 0 0.0 0.002
Nickel mg/L 64 0.01 0.005 0.015 - - -
Sodium mg/L 48 7.50 1.98 77.34 - - -
Zinc mg/L 64 0.01 0.005 18.70 1 1.6 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