Summary of Drinking Water Samples Tested by the Penn State Agricultural Analytical Services Laboratory
Juniata County
2/2/2009 - 6/30/2023, 384 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 |
359 | 0.0 | 0.0 | 200.5 | 162 | 45.1 | 0 |
E. Coli |
MPN/100 mL |
359 | 0.0 | 0.0 | 200.5 | 25 | 7.0 | 0 |
pH | - |
176 | 7.6 | 5.2 | 9.4 | 10 | 5.7 | 6.5-8.5 |
Total Dissolved Solids |
mg/L | 177 | 244.0 | 20.0 | 1913.0 | 19 | 10.7 | 500 |
Corrosivity Index* |
- |
41 | -0.2 | -10.2 | 1.3 | 24 | 58.5 | - |
Hardness | mg/L | 57 | 112.9 | 0.8 | 1439.3 | - | - | - |
Nitrate+Nitrite N |
mg/L | 121 | 2.6 | 0.2 | 14.8 | 6 | 5.0 | 10 |
Chloride | mg/L | 7 | 7.4 | 1.0 | 16.1 | 0 | 0.0 | 250 |
Sulfate | mg/L | 8 | 356.9 | 11.7 | 1219.6 | 5 | 62.5 | 250 |
Aluminum | mg/L | 0 | - | - | - | - | - | 0.05-0.2 |
Arsenic | mg/L | 23 | 0.00 | 0.003 | 0.018 | 6 | 26.1 | 0.01 |
Barium | mg/L | 8 | 0.02 | 0.00 | 0.10 | 0 | 0.0 | 2 |
Cadmium | mg/L | 6 | 0.00 | 0.001 | 0.001 | 0 | 0.0 | 0.005 |
Calcium | mg/L | 41 | 23.34 | 0.25 | 142.97 | - | - | - |
Chromium | mg/L | 6 | 0.0 | 0.005 | 0.005 | 0 | 0.0 | 0.1 |
Copper | mg/L | 49 | 0.01 | 0.01 | 4.88 | 1 | 2.0 | 1.0,1.3 |
Iron | mg/L | 51 | 0.1 | 0.1 | 2.4 | 9 | 17.6 | 0.3 |
Lead-1st draw |
mg/L | 21 | 0.00 | 0.003 | 0.130 | 3 | 14.3 | 0.015 |
Lead-Running | mg/L | 60 | 0.003 | 0.003 | 0.169 | 2 | 3.3 | 0.015 |
Magnesium | mg/L | 41 | 5.63 | 0.05 | 52.25 | - | - | - |
Manganese | mg/L | 47 | 0.01 | 0.01 | 1.07 | 13 | 27.7 | 0.05 |
Mercury | mg/L | 6 | 0.00 | 0.001 | 0.001 | 0 | 0.0 | 0.002 |
Nickel | mg/L | 6 | 0.01 | 0.005 | 0.016 | - | - | - |
Sodium | mg/L | 0 | - | - | - | - | - | - |
Zinc | mg/L | 6 | 0.01 | 0.005 | 0.90 | 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