Summary of Drinking Water Samples Tested by the Penn State Agricultural Analytical Services Laboratory
Bradford County
9/7/2007 - 6/9/2023, 215 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 |
204 | 0.0 | 0.0 | 200.5 | 96 | 47.1 | 0 |
E. Coli |
MPN/100 mL |
204 | 0.0 | 0.0 | 200.5 | 19 | 9.3 | 0 |
pH | - |
181 | 7.7 | 6.0 | 9.0 | 17 | 9.4 | 6.5-8.5 |
Total Dissolved Solids |
mg/L | 143 | 224.0 | 36.0 | 1220.0 | 7 | 4.9 | 500 |
Corrosivity Index* |
- |
37 | 0.2 | -3.0 | 0.8 | 21 | 56.8 | - |
Hardness | mg/L | 42 | 125.9 | 0.8 | 294.4 | - | - | - |
Nitrate+Nitrite N |
mg/L | 66 | 0.2 | 0.2 | 6.0 | 0 | 0.0 | 10 |
Chloride | mg/L | 71 | 4.8 | 1.0 | 195.0 | 0 | 0.0 | 250 |
Sulfate | mg/L | 9 | 12.0 | 1.6 | 25.2 | 0 | 0.0 | 250 |
Aluminum | mg/L | 5 | 0.0 | 0.0 | 0.3 | 1 | 20.0 | 0.05-0.2 |
Arsenic | mg/L | 60 | 0.00 | 0.001 | 0.141 | 6 | 10.0 | 0.01 |
Barium | mg/L | 77 | 0.10 | 0.00 | 13.12 | 2 | 2.6 | 2 |
Cadmium | mg/L | 12 | 0.00 | 0.001 | 0.002 | 0 | 0.0 | 0.005 |
Calcium | mg/L | 38 | 39.28 | 0.25 | 84.68 | - | - | - |
Chromium | mg/L | 12 | 0.0 | 0.001 | 0.005 | 0 | 0.0 | 0.1 |
Copper | mg/L | 48 | 0.01 | 0.01 | 0.43 | 0 | 0.0 | 1.0,1.3 |
Iron | mg/L | 44 | 0.2 | 0.1 | 4.2 | 8 | 18.2 | 0.3 |
Lead-1st draw |
mg/L | 62 | 0.00 | 0.001 | 0.105 | 7 | 11.3 | 0.015 |
Lead-Running | mg/L | 34 | 0.003 | 0.001 | 0.038 | 3 | 8.8 | 0.015 |
Magnesium | mg/L | 38 | 6.72 | 0.05 | 26.71 | - | - | - |
Manganese | mg/L | 80 | 0.01 | 0.01 | 2.41 | 24 | 30.0 | 0.05 |
Mercury | mg/L | 15 | 0.00 | 0.000 | 0.001 | 0 | 0.0 | 0.002 |
Nickel | mg/L | 12 | 0.01 | 0.005 | 0.007 | - | - | - |
Sodium | mg/L | 3 | 8.21 | 5.16 | 25.89 | - | - | - |
Zinc | mg/L | 12 | 0.01 | 0.005 | 0.03 | 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