Summary of Drinking Water Samples Tested by the Penn State Agricultural Analytical Services Laboratory
Venango County
5/17/2010 - 6/23/2020, 93 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 |
89 | 1.0 | 0.0 | 200.5 | 47 | 52.8 | 0 |
E. Coli |
MPN/100 mL |
89 | 0.0 | 0.0 | 200.5 | 17 | 19.1 | 0 |
pH | - |
81 | 6.7 | 5.0 | 9.1 | 34 | 42.0 | 6.5-8.5 |
Total Dissolved Solids |
mg/L | 81 | 147.0 | 20.0 | 9220.0 | 3 | 3.7 | 500 |
Corrosivity Index* |
- |
59 | -2.6 | -5.6 | 0.6 | 49 | 83.1 | - |
Hardness | mg/L | 63 | 30.6 | 0.8 | 725.8 | - | - | - |
Nitrate+Nitrite N |
mg/L | 61 | 0.5 | 0.2 | 5.3 | 0 | 0.0 | 10 |
Chloride | mg/L | 5 | 39.3 | 5.0 | 2361.2 | 1 | 20.0 | 250 |
Sulfate | mg/L | 5 | 21.5 | 10.5 | 626.1 | 1 | 20.0 | 250 |
Aluminum | mg/L | 2 | 0.0 | 0.0 | 0.0 | 0 | 0.0 | 0.05-0.2 |
Arsenic | mg/L | 53 | 0.00 | 0.003 | 0.021 | 3 | 5.7 | 0.01 |
Barium | mg/L | 51 | 0.04 | 0.00 | 1.13 | 0 | 0.0 | 2 |
Cadmium | mg/L | 0 | - | - | - | - | - | 0.005 |
Calcium | mg/L | 62 | 7.10 | 0.25 | 207.45 | - | - | - |
Chromium | mg/L | 0 | - | - | - | - | - | 0.1 |
Copper | mg/L | 62 | 0.03 | 0.01 | 1.25 | 0 | 0.0 | 1.0,1.3 |
Iron | mg/L | 16 | 0.4 | 0.1 | 38.2 | 8 | 50.0 | 0.3 |
Lead-1st draw |
mg/L | 54 | 0.01 | 0.003 | 0.180 | 14 | 25.9 | 0.015 |
Lead-Running | mg/L | 53 | 0.003 | 0.003 | 0.028 | 2 | 3.8 | 0.015 |
Magnesium | mg/L | 62 | 2.87 | 0.05 | 58.74 | - | - | - |
Manganese | mg/L | 17 | 0.17 | 0.01 | 1.67 | 10 | 58.8 | 0.05 |
Mercury | mg/L | 1 | 0.00 | 0.001 | 0.001 | 0 | 0.0 | 0.002 |
Nickel | mg/L | 0 | - | - | - | - | - | - |
Sodium | mg/L | 0 | - | - | - | - | - | - |
Zinc | mg/L | 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