Summary of Drinking Water Samples Tested by the Penn State Agricultural Analytical Services Laboratory
Luzerne County
10/26/2007 - 6/30/2023, 435 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 |
407 | 0.0 | 0.0 | 200.5 | 155 | 38.1 | 0 |
E. Coli |
MPN/100 mL |
407 | 0.0 | 0.0 | 200.5 | 29 | 7.1 | 0 |
pH | - |
366 | 7.0 | 3.3 | 9.2 | 94 | 25.7 | 6.5-8.5 |
Total Dissolved Solids |
mg/L | 363 | 139.0 | 20.0 | 1318.0 | 5 | 1.4 | 500 |
Corrosivity Index* |
- |
112 | -1.1 | -4.6 | 0.5 | 76 | 67.9 | - |
Hardness | mg/L | 120 | 79.7 | 0.8 | 227.7 | - | - | - |
Nitrate+Nitrite N |
mg/L | 118 | 0.7 | 0.2 | 11.1 | 2 | 1.7 | 10 |
Chloride | mg/L | 23 | 4.2 | 1.2 | 448.9 | 1 | 4.3 | 250 |
Sulfate | mg/L | 11 | 10.3 | 4.1 | 18.5 | 0 | 0.0 | 250 |
Aluminum | mg/L | 6 | 0.0 | 0.0 | 0.1 | 1 | 16.7 | 0.05-0.2 |
Arsenic | mg/L | 75 | 0.00 | 0.001 | 0.021 | 3 | 4.0 | 0.01 |
Barium | mg/L | 73 | 0.03 | 0.00 | 0.27 | 0 | 0.0 | 2 |
Cadmium | mg/L | 14 | 0.00 | 0.001 | 0.002 | 0 | 0.0 | 0.005 |
Calcium | mg/L | 114 | 19.59 | 0.25 | 65.41 | - | - | - |
Chromium | mg/L | 14 | 0.0 | 0.005 | 0.005 | 0 | 0.0 | 0.1 |
Copper | mg/L | 123 | 0.02 | 0.01 | 5.12 | 2 | 1.6 | 1.0,1.3 |
Iron | mg/L | 83 | 0.1 | 0.1 | 4.9 | 11 | 13.3 | 0.3 |
Lead-1st draw |
mg/L | 88 | 0.00 | 0.003 | 0.083 | 7 | 8.0 | 0.015 |
Lead-Running | mg/L | 107 | 0.003 | 0.001 | 0.031 | 2 | 1.9 | 0.015 |
Magnesium | mg/L | 114 | 4.73 | 0.05 | 21.44 | - | - | - |
Manganese | mg/L | 83 | 0.01 | 0.01 | 1.44 | 18 | 21.7 | 0.05 |
Mercury | mg/L | 15 | 0.00 | 0.000 | 0.002 | 0 | 0.0 | 0.002 |
Nickel | mg/L | 14 | 0.01 | 0.005 | 0.010 | - | - | - |
Sodium | mg/L | 7 | 7.22 | 1.91 | 90.70 | - | - | - |
Zinc | mg/L | 14 | 0.01 | 0.005 | 0.05 | 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