Summary of Drinking Water Samples Tested by the Penn State Agricultural Analytical Services Laboratory
Juniata County
2/2/2009 - 6/27/2022, 291 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 |
279 | 0.0 | 0.0 | 230.4 | 126 | 45.2 | 0 |
E. Coli |
MPN/100 mL |
279 | 0.0 | 0.0 | 200.5 | 23 | 8.2 | 0 |
pH | - |
148 | 7.6 | 5.2 | 9.4 | 10 | 6.8 | 6.5-8.5 |
Total Dissolved Solids |
mg/L | 148 | 225.5 | 20.0 | 1897.0 | 11 | 7.4 | 500 |
Corrosivity Index* |
- |
34 | -0.2 | -6.8 | 1.3 | 21 | 61.8 | - |
Hardness | mg/L | 41 | 88.7 | 0.8 | 1439.3 | - | - | - |
Nitrate+Nitrite N |
mg/L | 107 | 2.5 | 0.2 | 14.8 | 4 | 3.7 | 10 |
Chloride | mg/L | 2 | 9.5 | 7.3 | 11.6 | 0 | 0.0 | 250 |
Sulfate | mg/L | 4 | 482.6 | 11.7 | 1219.6 | 3 | 75.0 | 250 |
Aluminum | mg/L | 0 | - | - | - | - | - | 0.05-0.2 |
Arsenic | mg/L | 16 | 0.00 | 0.003 | 0.016 | 3 | 18.8 | 0.01 |
Barium | mg/L | 5 | 0.03 | 0.00 | 0.10 | 0 | 0.0 | 2 |
Cadmium | mg/L | 4 | 0.00 | 0.001 | 0.001 | 0 | 0.0 | 0.005 |
Calcium | mg/L | 34 | 21.23 | 0.25 | 99.31 | - | - | - |
Chromium | mg/L | 4 | 0.0 | 0.005 | 0.005 | 0 | 0.0 | 0.1 |
Copper | mg/L | 40 | 0.01 | 0.01 | 4.88 | 1 | 2.5 | 1.0,1.3 |
Iron | mg/L | 40 | 0.1 | 0.1 | 2.2 | 6 | 15.0 | 0.3 |
Lead-1st draw |
mg/L | 20 | 0.00 | 0.003 | 0.130 | 3 | 15.0 | 0.015 |
Lead-Running | mg/L | 50 | 0.003 | 0.003 | 0.014 | 0 | 0.0 | 0.015 |
Magnesium | mg/L | 34 | 5.16 | 0.05 | 47.56 | - | - | - |
Manganese | mg/L | 37 | 0.01 | 0.01 | 1.07 | 11 | 29.7 | 0.05 |
Mercury | mg/L | 4 | 0.00 | 0.001 | 0.001 | 0 | 0.0 | 0.002 |
Nickel | mg/L | 4 | 0.01 | 0.005 | 0.016 | - | - | - |
Sodium | mg/L | 0 | - | - | - | - | - | - |
Zinc | mg/L | 4 | 0.01 | 0.01 | 0.02 | 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