Summary of Drinking Water Samples Tested by the Penn State Agricultural Analytical Services Laboratory
Juniata County
2/2/2009 - 6/30/2020, 208 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 |
199 | 0.0 | 0.0 | 230.4 | 85 | 42.7 | 0 |
E. Coli |
MPN/100 mL |
199 | 0.0 | 0.0 | 200.5 | 17 | 8.5 | 0 |
pH | - |
112 | 7.6 | 5.2 | 8.8 | 8 | 7.1 | 6.5-8.5 |
Total Dissolved Solids |
mg/L | 112 | 216.5 | 20.0 | 1430.0 | 9 | 8.0 | 500 |
Corrosivity Index* |
- |
23 | -0.2 | -6.8 | 0.9 | 16 | 69.6 | - |
Hardness | mg/L | 26 | 89.9 | 0.8 | 443.8 | - | - | - |
Nitrate+Nitrite N |
mg/L | 71 | 2.7 | 0.2 | 14.8 | 4 | 5.6 | 10 |
Chloride | mg/L | 0 | - | - | - | - | - | 250 |
Sulfate | mg/L | 1 | 574.6 | 574.6 | 574.6 | 1 | 100.0 | 250 |
Aluminum | mg/L | 0 | - | - | - | - | - | 0.05-0.2 |
Arsenic | mg/L | 12 | 0.00 | 0.003 | 0.016 | 2 | 16.7 | 0.01 |
Barium | mg/L | 2 | 0.10 | 0.10 | 0.10 | 0 | 0.0 | 2 |
Cadmium | mg/L | 2 | 0.00 | 0.001 | 0.001 | 0 | 0.0 | 0.005 |
Calcium | mg/L | 23 | 21.03 | 0.25 | 99.31 | - | - | - |
Chromium | mg/L | 2 | 0.0 | 0.005 | 0.005 | 0 | 0.0 | 0.1 |
Copper | mg/L | 27 | 0.01 | 0.01 | 4.88 | 1 | 3.7 | 1.0,1.3 |
Iron | mg/L | 25 | 0.1 | 0.1 | 0.5 | 3 | 12.0 | 0.3 |
Lead-1st draw |
mg/L | 19 | 0.00 | 0.003 | 0.130 | 3 | 15.8 | 0.015 |
Lead-Running | mg/L | 32 | 0.003 | 0.003 | 0.014 | 0 | 0.0 | 0.015 |
Magnesium | mg/L | 23 | 5.63 | 0.05 | 47.56 | - | - | - |
Manganese | mg/L | 24 | 0.01 | 0.01 | 0.68 | 4 | 16.7 | 0.05 |
Mercury | mg/L | 2 | 0.00 | 0.001 | 0.001 | 0 | 0.0 | 0.002 |
Nickel | mg/L | 2 | 0.01 | 0.005 | 0.016 | - | - | - |
Sodium | mg/L | 0 | - | - | - | - | - | - |
Zinc | mg/L | 2 | 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