Summary of Drinking Water Samples Tested by the Penn State Agricultural Analytical Services Laboratory
Perry County
9/12/2007 - 6/23/2022, 391 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 |
378 | 0.0 | 0.0 | 200.5 | 179 | 47.4 | 0 |
E. Coli |
MPN/100 mL |
378 | 0.0 | 0.0 | 200.5 | 32 | 8.5 | 0 |
pH | - |
282 | 7.6 | 5.6 | 9.0 | 25 | 8.9 | 6.5-8.5 |
Total Dissolved Solids |
mg/L | 281 | 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 | 131 | 1.1 | 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 | 11 | 12.1 | 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 | 115 | 0.01 | 0.01 | 1.95 | 1 | 0.9 | 1.0,1.3 |
Iron | mg/L | 109 | 0.1 | 0.0 | 41.3 | 22 | 20.2 | 0.3 |
Lead-1st draw |
mg/L | 58 | 0.00 | 0.003 | 0.048 | 8 | 13.8 | 0.015 |
Lead-Running | mg/L | 84 | 0.003 | 0.003 | 0.167 | 7 | 8.3 | 0.015 |
Magnesium | mg/L | 85 | 6.18 | 0.05 | 64.88 | - | - | - |
Manganese | mg/L | 101 | 0.03 | 0.01 | 9.48 | 44 | 43.6 | 0.05 |
Mercury | mg/L | 35 | 0.00 | 0.001 | 7.920 | 14 | 40.0 | 0.002 |
Nickel | mg/L | 19 | 0.01 | 0.005 | 0.012 | - | - | - |
Sodium | mg/L | 15 | 0.01 | 0.01 | 1.84 | - | - | - |
Zinc | mg/L | 34 | 0.01 | 0.00 | 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