Summary of Drinking Water Samples Tested by the Penn State Agricultural Analytical Services Laboratory
Perry County
9/12/2007 - 6/30/2020, 310 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 |
297 | 0.0 | 0.0 | 200.5 | 137 | 46.1 | 0 |
E. Coli |
MPN/100 mL |
297 | 0.0 | 0.0 | 200.5 | 22 | 7.4 | 0 |
pH | - |
223 | 7.6 | 5.6 | 9.0 | 16 | 7.2 | 6.5-8.5 |
Total Dissolved Solids |
mg/L | 222 | 137.5 | 20.0 | 2100.0 | 4 | 1.8 | 500 |
Corrosivity Index* |
- |
78 | -0.4 | -4.4 | 0.8 | 44 | 56.4 | - |
Hardness | mg/L | 84 | 78.3 | 0.8 | 613.8 | - | - | - |
Nitrate+Nitrite N |
mg/L | 101 | 1.2 | 0.2 | 22.9 | 5 | 5.0 | 10 |
Chloride | mg/L | 2 | 15.3 | 2.3 | 28.3 | 0 | 0.0 | 250 |
Sulfate | mg/L | 7 | 12.1 | 3.8 | 35.2 | 0 | 0.0 | 250 |
Aluminum | mg/L | 1 | 0.0 | 0.0 | 0.0 | 0 | 0.0 | 0.05-0.2 |
Arsenic | mg/L | 39 | 0.00 | 0.001 | 0.039 | 11 | 28.2 | 0.01 |
Barium | mg/L | 23 | 0.09 | 0.00 | 0.52 | 0 | 0.0 | 2 |
Cadmium | mg/L | 18 | 0.00 | 0.001 | 0.002 | 0 | 0.0 | 0.005 |
Calcium | mg/L | 76 | 22.02 | 0.25 | 138.81 | - | - | - |
Chromium | mg/L | 18 | 0.0 | 0.003 | 0.005 | 0 | 0.0 | 0.1 |
Copper | mg/L | 94 | 0.01 | 0.01 | 1.95 | 1 | 1.1 | 1.0,1.3 |
Iron | mg/L | 80 | 0.1 | 0.1 | 17.4 | 19 | 23.8 | 0.3 |
Lead-1st draw |
mg/L | 49 | 0.00 | 0.003 | 0.048 | 8 | 16.3 | 0.015 |
Lead-Running | mg/L | 65 | 0.003 | 0.003 | 0.167 | 6 | 9.2 | 0.015 |
Magnesium | mg/L | 76 | 6.23 | 0.05 | 64.88 | - | - | - |
Manganese | mg/L | 78 | 0.01 | 0.01 | 1.23 | 27 | 34.6 | 0.05 |
Mercury | mg/L | 19 | 0.00 | 0.001 | 0.001 | 0 | 0.0 | 0.002 |
Nickel | mg/L | 18 | 0.01 | 0.005 | 0.012 | - | - | - |
Sodium | mg/L | 0 | - | - | - | - | - | - |
Zinc | mg/L | 18 | 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
Hours: Monday-Friday, 8:00 AM - 4:30 PM
- Email aaslab@psu.edu
- Office 814-863-0841
- Fax 814-863-4540
Ag Analytical Services Lab
Hours: Monday-Friday, 8:00 AM - 4:30 PM
- Email aaslab@psu.edu
- Office 814-863-0841
- Fax 814-863-4540