Summary of Drinking Water Samples Tested by the Penn State Agricultural Analytical Services Laboratory
Huntingdon County
1/4/2007 - 6/25/2021, 393 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 |
377 | 0.0 | 0.0 | 200.5 | 169 | 44.8 | 0 |
E. Coli |
MPN/100 mL |
377 | 0.0 | 0.0 | 200.5 | 38 | 10.1 | 0 |
pH | - |
260 | 7.6 | 4.8 | 8.7 | 12 | 4.6 | 6.5-8.5 |
Total Dissolved Solids |
mg/L | 261 | 193.0 | 20.0 | 2356.0 | 16 | 6.1 | 500 |
Corrosivity Index* |
- |
101 | -0.2 | -6.8 | 1.0 | 64 | 63.4 | - |
Hardness | mg/L | 110 | 102.6 | 0.8 | 1465.6 | - | - | - |
Nitrate+Nitrite N |
mg/L | 108 | 0.7 | 0.2 | 13.9 | 3 | 2.8 | 10 |
Chloride | mg/L | 7 | 5.0 | 2.0 | 111.5 | 0 | 0.0 | 250 |
Sulfate | mg/L | 15 | 14.8 | 3.6 | 661.0 | 2 | 13.3 | 250 |
Aluminum | mg/L | 7 | 0.0 | 0.0 | 0.0 | 0 | 0.0 | 0.05-0.2 |
Arsenic | mg/L | 30 | 0.00 | 0.001 | 0.048 | 8 | 26.7 | 0.01 |
Barium | mg/L | 18 | 0.03 | 0.00 | 0.34 | 0 | 0.0 | 2 |
Cadmium | mg/L | 10 | 0.00 | 0.001 | 0.002 | 0 | 0.0 | 0.005 |
Calcium | mg/L | 101 | 26.02 | 0.25 | 490.35 | - | - | - |
Chromium | mg/L | 10 | 0.0 | 0.005 | 0.005 | 0 | 0.0 | 0.1 |
Copper | mg/L | 115 | 0.01 | 0.01 | 1.60 | 1 | 0.9 | 1.0,1.3 |
Iron | mg/L | 114 | 0.1 | 0.1 | 4.9 | 38 | 33.3 | 0.3 |
Lead-1st draw |
mg/L | 42 | 0.00 | 0.003 | 0.099 | 5 | 11.9 | 0.015 |
Lead-Running | mg/L | 47 | 0.003 | 0.003 | 0.035 | 1 | 2.1 | 0.015 |
Magnesium | mg/L | 101 | 9.50 | 0.05 | 81.58 | - | - | - |
Manganese | mg/L | 109 | 0.01 | 0.01 | 2.42 | 34 | 31.2 | 0.05 |
Mercury | mg/L | 16 | 0.00 | 0.000 | 0.001 | 0 | 0.0 | 0.002 |
Nickel | mg/L | 10 | 0.01 | 0.005 | 0.005 | - | - | - |
Sodium | mg/L | 0 | - | - | - | - | - | - |
Zinc | mg/L | 10 | 0.01 | 0.01 | 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 - 4:30 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