Summary of Drinking Water Samples Tested by the Penn State Agricultural Analytical Services Laboratory
Huntingdon County
1/4/2007 - 6/28/2023, 540 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 |
509 | 0.0 | 0.0 | 200.5 | 227 | 44.6 | 0 |
E. Coli |
MPN/100 mL |
509 | 0.0 | 0.0 | 200.5 | 50 | 9.8 | 0 |
pH | - |
357 | 7.5 | 4.8 | 9.8 | 26 | 7.3 | 6.5-8.5 |
Total Dissolved Solids |
mg/L | 358 | 189.0 | 20.0 | 2356.0 | 18 | 5.0 | 500 |
Corrosivity Index* |
- |
130 | -0.3 | -10.2 | 1.7 | 85 | 65.4 | - |
Hardness | mg/L | 146 | 94.4 | 0.8 | 1465.6 | - | - | - |
Nitrate+Nitrite N |
mg/L | 154 | 0.5 | 0.2 | 30.0 | 6 | 3.9 | 10 |
Chloride | mg/L | 12 | 4.8 | 1.0 | 111.5 | 0 | 0.0 | 250 |
Sulfate | mg/L | 22 | 12.3 | 2.2 | 661.0 | 2 | 9.1 | 250 |
Aluminum | mg/L | 8 | 0.0 | 0.0 | 0.0 | 0 | 0.0 | 0.05-0.2 |
Arsenic | mg/L | 63 | 0.00 | 0.001 | 0.048 | 12 | 19.0 | 0.01 |
Barium | mg/L | 24 | 0.02 | 0.00 | 0.34 | 0 | 0.0 | 2 |
Cadmium | mg/L | 13 | 0.00 | 0.001 | 0.002 | 0 | 0.0 | 0.005 |
Calcium | mg/L | 130 | 24.19 | 0.25 | 490.35 | - | - | - |
Chromium | mg/L | 13 | 0.0 | 0.005 | 0.005 | 0 | 0.0 | 0.1 |
Copper | mg/L | 147 | 0.01 | 0.01 | 1.60 | 1 | 0.7 | 1.0,1.3 |
Iron | mg/L | 146 | 0.1 | 0.1 | 4.9 | 42 | 28.8 | 0.3 |
Lead-1st draw |
mg/L | 84 | 0.00 | 0.003 | 0.178 | 9 | 10.7 | 0.015 |
Lead-Running | mg/L | 74 | 0.003 | 0.003 | 0.035 | 2 | 2.7 | 0.015 |
Magnesium | mg/L | 130 | 8.35 | 0.05 | 81.58 | - | - | - |
Manganese | mg/L | 141 | 0.01 | 0.01 | 2.42 | 42 | 29.8 | 0.05 |
Mercury | mg/L | 21 | 0.00 | 0.000 | 0.001 | 0 | 0.0 | 0.002 |
Nickel | mg/L | 13 | 0.01 | 0.005 | 0.005 | - | - | - |
Sodium | mg/L | 0 | - | - | - | - | - | - |
Zinc | mg/L | 13 | 0.01 | 0.005 | 0.07 | 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