Summary of Drinking Water Samples Tested by the Penn State Agricultural Analytical Services Laboratory
Wyoming County
2/27/2008 - 6/10/2025, 237 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 |
228 | 0.0 | 0.0 | 344.8 | 94 | 41.2 | 0 |
| E. Coli |
MPN/100 mL |
228 | 0.0 | 0.0 | 42.9 | 19 | 8.3 | 0 |
| pH | - |
198 | 7.5 | 5.5 | 9.8 | 26 | 13.1 | 6.5-8.5 |
| Total Dissolved Solids |
mg/L | 196 | 181.0 | 20.0 | 2834.0 | 11 | 5.6 | 500 |
| Corrosivity Index* |
- |
74 | -0.2 | -6.8 | 0.7 | 27 | 36.5 | - |
| Hardness | mg/L | 89 | 119.2 | 0.8 | 322.1 | - | - | - |
| Nitrate+Nitrite N |
mg/L | 71 | 1.3 | 0.2 | 9.3 | 0 | 0.0 | 10 |
| Chloride | mg/L | 57 | 12.5 | 1.2 | 1536.6 | 5 | 8.8 | 250 |
| Sulfate | mg/L | 22 | 10.8 | 1.0 | 26.1 | 0 | 0.0 | 250 |
| Aluminum | mg/L | 10 | 0.0 | 0.0 | 0.1 | 1 | 10.0 | 0.05-0.2 |
| Arsenic | mg/L | 63 | 0.00 | 0.001 | 0.057 | 9 | 14.3 | 0.01 |
| Barium | mg/L | 74 | 0.15 | 0.00 | 7.00 | 3 | 4.1 | 2 |
| Cadmium | mg/L | 16 | 0.00 | 0.001 | 0.002 | 0 | 0.0 | 0.005 |
| Calcium | mg/L | 80 | 38.79 | 0.25 | 91.61 | - | - | - |
| Chromium | mg/L | 16 | 0.0 | 0.003 | 0.050 | 0 | 0.0 | 0.1 |
| Copper | mg/L | 92 | 0.01 | 0.01 | 1.83 | 1 | 1.1 | 1.0,1.3 |
| Iron | mg/L | 92 | 0.1 | 0.1 | 10.3 | 8 | 8.7 | 0.3 |
| Lead-1st draw |
mg/L | 46 | 0.00 | 0.003 | 0.170 | 7 | 15.2 | 0.015 |
| Lead-Running | mg/L | 62 | 0.003 | 0.003 | 0.083 | 5 | 8.1 | 0.015 |
| Magnesium | mg/L | 80 | 5.08 | 0.05 | 13.02 | - | - | - |
| Manganese | mg/L | 94 | 0.01 | 0.01 | 1.39 | 9 | 9.6 | 0.05 |
| Mercury | mg/L | 15 | 0.00 | 0.000 | 0.001 | 0 | 0.0 | 0.002 |
| Nickel | mg/L | 16 | 0.01 | 0.005 | 0.020 | - | - | - |
| Sodium | mg/L | 14 | 30.29 | 4.43 | 771.37 | - | - | - |
| Zinc | mg/L | 16 | 0.01 | 0.005 | 0.64 | 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