Lycoming
Summary of Drinking Water Samples Tested by the Penn State Agricultural Analytical Services Laboratory
Lycoming County
8/20/2007 - 6/28/2018, 88 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 |
86 | 0.0 | 0.0 | 200.5 | 37 | 43.0 | 0 |
| E. Coli |
MPN/100 mL |
86 | 0.0 | 0.0 | 45.3 | 12 | 14.0 | 0 |
| pH | - |
57 | 7.3 | 5.7 | 9.4 | 16 | 28.1 | 6.5-8.5 |
| Total Dissolved Solids |
mg/L | 57 | 109.0 | 20.0 | 2135.0 | 1 | 1.8 | 500 |
| Corrosivity Index* |
- |
15 | -1.9 | -4.7 | 0.3 | 12 | 80.0 | - |
| Hardness | mg/L | 22 | 42.5 | 1.4 | 122.0 | - | - | - |
| Nitrate+Nitrite N |
mg/L | 19 | 0.5 | 0.5 | 8.4 | 0 | 0.0 | 10 |
| Chloride | mg/L | 31 | 5.0 | 2.0 | 35.2 | 0 | 0.0 | 250 |
| Sulfate | mg/L | 10 | 10.0 | 3.0 | 10.0 | 0 | 0.0 | 250 |
| Aluminum | mg/L | 9 | 0.0 | 0.0 | 0.1 | 2 | 22.2 | 0.05-0.2 |
| Arsenic | mg/L | 19 | 0.00 | 0.001 | 0.013 | 2 | 10.5 | 0.01 |
| Barium | mg/L | 36 | 0.06 | 0.00 | 0.47 | 0 | 0.0 | 2 |
| Cadmium | mg/L | 4 | 0.00 | 0.001 | 0.002 | 0 | 0.0 | 0.005 |
| Calcium | mg/L | 22 | 13.54 | 0.46 | 39.67 | - | - | - |
| Chromium | mg/L | 4 | 0.0 | 0.001 | 0.005 | 0 | 0.0 | 0.1 |
| Copper | mg/L | 18 | 0.01 | 0.01 | 2.15 | 1 | 5.6 | 1.0,1.3 |
| Iron | mg/L | 23 | 0.1 | 0.0 | 3.5 | 1 | 4.3 | 0.3 |
| Lead-1st draw |
mg/L | 1 | 0.00 | 0.003 | 0.003 | 0 | 0.0 | 0.015 |
| Lead-Running | mg/L | 17 | 0.003 | 0.003 | 0.006 | 0 | 0.0 | 0.015 |
| Magnesium | mg/L | 17 | 2.25 | 0.16 | 7.95 | - | - | - |
| Manganese | mg/L | 25 | 0.01 | 0.01 | 7.46 | 7 | 28.0 | 0.05 |
| Mercury | mg/L | 8 | 0.03 | 0.000 | 2.019 | 4 | 50.0 | 0.002 |
| Nickel | mg/L | 4 | 0.01 | 0.005 | 0.010 | - | - | - |
| Sodium | mg/L | 10 | 3.57 | 0.01 | 16.91 | - | - | - |
| Zinc | mg/L | 7 | 0.01 | 0.00 | 0.01 | 0 | 0.0 | 5 |
*For corrosivity index, failure criteria based on less than -0.5 or greater than 0.5