Summary of Drinking Water Samples Tested by the Penn State Agricultural Analytical Services Laboratory
Perry County
9/12/2007 - 6/20/2024, 487 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 |
473 | 0.0 | 0.0 | 200.5 | 215 | 45.5 | 0 |
E. Coli |
MPN/100 mL |
473 | 0.0 | 0.0 | 200.5 | 38 | 8.0 | 0 |
pH | - |
350 | 7.5 | 5.4 | 9.5 | 37 | 10.6 | 6.5-8.5 |
Total Dissolved Solids |
mg/L | 347 | 135.0 | 20.0 | 2100.0 | 7 | 2.0 | 500 |
Corrosivity Index* |
- |
124 | -0.7 | -4.7 | 0.8 | 85 | 68.5 | - |
Hardness | mg/L | 134 | 71.5 | 0.8 | 613.8 | - | - | - |
Nitrate+Nitrite N |
mg/L | 179 | 0.9 | 0.2 | 22.9 | 6 | 3.4 | 10 |
Chloride | mg/L | 11 | 2.3 | 1.0 | 28.3 | 0 | 0.0 | 250 |
Sulfate | mg/L | 18 | 11.0 | 1.0 | 235.9 | 0 | 0.0 | 250 |
Aluminum | mg/L | 3 | 0.0 | 0.0 | 0.0 | 0 | 0.0 | 0.05-0.2 |
Arsenic | mg/L | 82 | 0.00 | 0.001 | 0.039 | 16 | 19.5 | 0.01 |
Barium | mg/L | 38 | 0.05 | 0.00 | 0.52 | 0 | 0.0 | 2 |
Cadmium | mg/L | 26 | 0.00 | 0.001 | 0.002 | 0 | 0.0 | 0.005 |
Calcium | mg/L | 122 | 18.29 | 0.25 | 138.81 | - | - | - |
Chromium | mg/L | 26 | 0.0 | 0.003 | 0.005 | 0 | 0.0 | 0.1 |
Copper | mg/L | 151 | 0.01 | 0.01 | 1.95 | 1 | 0.7 | 1.0,1.3 |
Iron | mg/L | 128 | 0.1 | 0.1 | 41.3 | 29 | 22.7 | 0.3 |
Lead-1st draw |
mg/L | 93 | 0.00 | 0.003 | 0.089 | 9 | 9.7 | 0.015 |
Lead-Running | mg/L | 105 | 0.003 | 0.003 | 0.167 | 6 | 5.7 | 0.015 |
Magnesium | mg/L | 122 | 5.57 | 0.05 | 64.88 | - | - | - |
Manganese | mg/L | 127 | 0.01 | 0.01 | 1.84 | 39 | 30.7 | 0.05 |
Mercury | mg/L | 25 | 0.00 | 0.001 | 0.001 | 0 | 0.0 | 0.002 |
Nickel | mg/L | 26 | 0.01 | 0.005 | 0.012 | - | - | - |
Sodium | mg/L | 8 | 6.82 | 1.42 | 42.30 | - | - | - |
Zinc | mg/L | 26 | 0.01 | 0.005 | 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
Hours: Monday-Friday, 8:00 AM - 4:00 PM
- Email aaslab@psu.edu
- Office 814-863-0841
- Fax 814-863-4540
Ag Analytical Services Lab
Hours: Monday-Friday, 8:00 AM - 4:00 PM
- Email aaslab@psu.edu
- Office 814-863-0841
- Fax 814-863-4540