Summary of Drinking Water Samples Tested by the Penn State Agricultural Analytical Services Laboratory
Perry County
9/12/2007 - 6/26/2023, 443 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 |
427 | 0.0 | 0.0 | 200.5 | 195 | 45.7 | 0 |
E. Coli |
MPN/100 mL |
427 | 0.0 | 0.0 | 200.5 | 32 | 7.5 | 0 |
pH | - |
318 | 7.5 | 5.6 | 9.0 | 32 | 10.1 | 6.5-8.5 |
Total Dissolved Solids |
mg/L | 316 | 135.0 | 20.0 | 2100.0 | 7 | 2.2 | 500 |
Corrosivity Index* |
- |
110 | -0.7 | -4.4 | 0.8 | 74 | 67.3 | - |
Hardness | mg/L | 118 | 71.9 | 0.8 | 613.8 | - | - | - |
Nitrate+Nitrite N |
mg/L | 147 | 0.9 | 0.2 | 19.6 | 2 | 1.4 | 10 |
Chloride | mg/L | 4 | 9.2 | 2.3 | 28.3 | 0 | 0.0 | 250 |
Sulfate | mg/L | 12 | 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 | 67 | 0.00 | 0.001 | 0.039 | 15 | 22.4 | 0.01 |
Barium | mg/L | 30 | 0.05 | 0.00 | 0.52 | 0 | 0.0 | 2 |
Cadmium | mg/L | 24 | 0.00 | 0.001 | 0.002 | 0 | 0.0 | 0.005 |
Calcium | mg/L | 108 | 18.51 | 0.25 | 138.81 | - | - | - |
Chromium | mg/L | 24 | 0.0 | 0.003 | 0.005 | 0 | 0.0 | 0.1 |
Copper | mg/L | 136 | 0.01 | 0.00 | 1.95 | 2 | 1.5 | 1.0,1.3 |
Iron | mg/L | 115 | 0.1 | 0.1 | 41.3 | 28 | 24.3 | 0.3 |
Lead-1st draw |
mg/L | 80 | 0.00 | 0.003 | 0.089 | 9 | 11.3 | 0.015 |
Lead-Running | mg/L | 96 | 0.003 | 0.003 | 0.167 | 6 | 6.3 | 0.015 |
Magnesium | mg/L | 108 | 5.70 | 0.05 | 64.88 | - | - | - |
Manganese | mg/L | 113 | 0.01 | 0.01 | 1.84 | 36 | 31.9 | 0.05 |
Mercury | mg/L | 24 | 0.00 | 0.001 | 0.001 | 0 | 0.0 | 0.002 |
Nickel | mg/L | 24 | 0.01 | 0.005 | 0.012 | - | - | - |
Sodium | mg/L | 7 | 10.31 | 2.24 | 172.95 | - | - | - |
Zinc | mg/L | 24 | 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