Summary of Drinking Water Samples Tested by the Penn State Agricultural Analytical Services Laboratory
Bradford County
9/7/2007 - 7/7/2021, 196 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 |
189 | 0.0 | 0.0 | 206.5 | 91 | 48.1 | 0 |
E. Coli |
MPN/100 mL |
189 | 0.0 | 0.0 | 200.5 | 18 | 9.5 | 0 |
pH | - |
166 | 7.7 | 6.0 | 9.0 | 15 | 9.0 | 6.5-8.5 |
Total Dissolved Solids |
mg/L | 130 | 223.0 | 36.0 | 738.0 | 5 | 3.8 | 500 |
Corrosivity Index* |
- |
31 | 0.3 | -2.7 | 0.8 | 17 | 54.8 | - |
Hardness | mg/L | 35 | 128.9 | 0.8 | 294.4 | - | - | - |
Nitrate+Nitrite N |
mg/L | 66 | 0.4 | 0.2 | 5.3 | 0 | 0.0 | 10 |
Chloride | mg/L | 67 | 5.0 | 1.0 | 195.0 | 0 | 0.0 | 250 |
Sulfate | mg/L | 8 | 12.7 | 5.0 | 25.2 | 0 | 0.0 | 250 |
Aluminum | mg/L | 4 | 0.0 | 0.0 | 0.3 | 1 | 25.0 | 0.05-0.2 |
Arsenic | mg/L | 52 | 0.00 | 0.001 | 0.141 | 5 | 9.6 | 0.01 |
Barium | mg/L | 70 | 0.10 | 0.00 | 1.72 | 0 | 0.0 | 2 |
Cadmium | mg/L | 12 | 0.00 | 0.001 | 0.002 | 0 | 0.0 | 0.005 |
Calcium | mg/L | 32 | 42.41 | 0.25 | 84.68 | - | - | - |
Chromium | mg/L | 12 | 0.0 | 0.001 | 0.005 | 0 | 0.0 | 0.1 |
Copper | mg/L | 42 | 0.01 | 0.01 | 0.43 | 0 | 0.0 | 1.0,1.3 |
Iron | mg/L | 37 | 0.2 | 0.1 | 4.2 | 7 | 18.9 | 0.3 |
Lead-1st draw |
mg/L | 58 | 0.00 | 0.003 | 0.105 | 7 | 12.1 | 0.015 |
Lead-Running | mg/L | 33 | 0.003 | 0.003 | 0.038 | 3 | 9.1 | 0.015 |
Magnesium | mg/L | 32 | 7.58 | 0.05 | 26.71 | - | - | - |
Manganese | mg/L | 71 | 0.01 | 0.01 | 2.41 | 20 | 28.2 | 0.05 |
Mercury | mg/L | 13 | 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 | 0.01 | 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 - 4:30 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