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

Perry County

9/12/2007 - 6/23/2022, 389 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
376 0.0 0.0 200.5 178 47.3 0
E.
Coli
MPN/100
mL
376 0.0 0.0 200.5 32 8.5 0
pH
-
281 7.6 5.6 9.0 25 8.9 6.5-8.5
Total
Dissolved
Solids
mg/L 280 135.0 20.0 2100.0 5 1.8 500
Corrosivity
Index*

-
100 -0.6 -4.4 0.8 63 63.0 -
Hardness mg/L 107 74.8 0.8 613.8 - - -
Nitrate+Nitrite
N
mg/L 130 1.2 0.2 22.9 5 3.8 10
Chloride mg/L 3 5.2 2.3 28.3 0 0.0 250
Sulfate mg/L 10 11.0 1.0 235.9 0 0.0 250
Aluminum mg/L 2 0.0 0.0 0.0 0 0.0 0.05-0.2
Arsenic mg/L 51 0.00 0.001 0.039 12 23.5 0.01
Barium mg/L 28 0.05 0.00 0.52 0 0.0 2
Cadmium mg/L 23 0.00 0.001 0.002 0 0.0 0.005
Calcium mg/L 98 19.63 0.25 138.81 - - -
Chromium mg/L 23 0.0 0.003 0.005 0 0.0 0.1
Copper mg/L 123 0.01 0.01 1.95 1 0.8 1.0,1.3
Iron mg/L 104 0.1 0.1 41.3 23 22.1 0.3
Lead-1st
draw
mg/L 64 0.00 0.003 0.089 9 14.1 0.015
Lead-Running mg/L 88 0.003 0.003 0.167 6 6.8 0.015
Magnesium mg/L 98 6.20 0.05 64.88 - - -
Manganese mg/L 103 0.01 0.01 1.84 33 32.0 0.05
Mercury mg/L 25 0.00 0.001 0.001 0 0.0 0.002
Nickel mg/L 23 0.01 0.005 0.012 - - -
Sodium mg/L 0 - - - - - -
Zinc mg/L 23 0.01 0.01 0.04 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

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