Summary of Drinking Water Samples Tested by the Penn State Agricultural Analytical Services Laboratory
Bucks County
8/31/2007 - 6/25/2024, 555 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 |
504 | 0.0 | 0.0 | 244.6 | 157 | 31.2 | 0 |
E. Coli |
MPN/100 mL |
504 | 0.0 | 0.0 | 200.5 | 22 | 4.4 | 0 |
pH | - |
462 | 7.6 | 5.4 | 10.3 | 44 | 9.5 | 6.5-8.5 |
Total Dissolved Solids |
mg/L | 458 | 272.5 | 20.0 | 2492.0 | 37 | 8.1 | 500 |
Corrosivity Index* |
- |
251 | -0.6 | -4.3 | 2.2 | 169 | 67.3 | - |
Hardness | mg/L | 266 | 148.3 | 0.8 | 736.9 | - | - | - |
Nitrate+Nitrite N |
mg/L | 206 | 2.1 | 0.2 | 217.7 | 3 | 1.5 | 10 |
Chloride | mg/L | 42 | 36.0 | 2.0 | 246.9 | 0 | 0.0 | 250 |
Sulfate | mg/L | 44 | 20.5 | 1.0 | 124.7 | 0 | 0.0 | 250 |
Aluminum | mg/L | 23 | 0.0 | 0.0 | 0.1 | 2 | 8.7 | 0.05-0.2 |
Arsenic | mg/L | 220 | 0.00 | 0.001 | 0.023 | 21 | 9.5 | 0.01 |
Barium | mg/L | 121 | 0.11 | 0.00 | 1.11 | 0 | 0.0 | 2 |
Cadmium | mg/L | 86 | 0.00 | 0.001 | 0.004 | 0 | 0.0 | 0.005 |
Calcium | mg/L | 245 | 36.95 | 0.25 | 215.45 | - | - | - |
Chromium | mg/L | 86 | 0.0 | 0.001 | 0.005 | 0 | 0.0 | 0.1 |
Copper | mg/L | 333 | 0.03 | 0.01 | 1.50 | 1 | 0.3 | 1.0,1.3 |
Iron | mg/L | 266 | 0.1 | 0.1 | 4.2 | 24 | 9.0 | 0.3 |
Lead-1st draw |
mg/L | 208 | 0.00 | 0.003 | 0.152 | 21 | 10.1 | 0.015 |
Lead-Running | mg/L | 251 | 0.003 | 0.003 | 0.043 | 4 | 1.6 | 0.015 |
Magnesium | mg/L | 245 | 13.19 | 0.05 | 76.59 | - | - | - |
Manganese | mg/L | 264 | 0.01 | 0.01 | 1.00 | 31 | 11.7 | 0.05 |
Mercury | mg/L | 86 | 0.00 | 0.000 | 0.001 | 0 | 0.0 | 0.002 |
Nickel | mg/L | 86 | 0.01 | 0.005 | 0.024 | - | - | - |
Sodium | mg/L | 26 | 14.05 | 1.51 | 196.56 | - | - | - |
Zinc | mg/L | 86 | 0.01 | 0.005 | 0.45 | 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