Carbon
Summary of Drinking Water Samples Tested by the Penn State Agricultural Analytical Services Laboratory
Carbon County
8/9/2007 - 6/22/2018, 66 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 |
66 | 0.0 | 0.0 | 200.5 | 21 | 31.8 | 0 |
| E. Coli |
MPN/100 mL |
66 | 0.0 | 0.0 | 62.4 | 4 | 6.1 | 0 |
| pH | - |
55 | 6.7 | 5.0 | 8.4 | 23 | 41.8 | 6.5-8.5 |
| Total Dissolved Solids |
mg/L | 54 | 69.5 | 20.0 | 524.0 | 1 | 1.9 | 500 |
| Corrosivity Index* |
- |
25 | -2.4 | -5.7 | 0.7 | 24 | 96.0 | - |
| Hardness | mg/L | 27 | 21.4 | 0.8 | 213.1 | - | - | - |
| Nitrate+Nitrite N |
mg/L | 12 | 0.5 | 0.2 | 8.4 | 0 | 0.0 | 10 |
| Chloride | mg/L | 1 | 15.5 | 15.5 | 15.5 | 0 | 0.0 | 250 |
| Sulfate | mg/L | 3 | 14.7 | 10.0 | 22.9 | 0 | 0.0 | 250 |
| Aluminum | mg/L | 2 | 0.0 | 0.0 | 0.1 | 0 | 0.0 | 0.05-0.2 |
| Arsenic | mg/L | 10 | 0.00 | 0.001 | 0.012 | 1 | 10.0 | 0.01 |
| Barium | mg/L | 9 | 0.02 | 0.00 | 0.07 | 0 | 0.0 | 2 |
| Cadmium | mg/L | 7 | 0.00 | 0.001 | 0.002 | 0 | 0.0 | 0.005 |
| Calcium | mg/L | 23 | 4.32 | 0.25 | 36.21 | - | - | - |
| Chromium | mg/L | 7 | 0.0 | 0.001 | 0.005 | 0 | 0.0 | 0.1 |
| Copper | mg/L | 31 | 0.07 | 0.01 | 1.17 | 0 | 0.0 | 1.0,1.3 |
| Iron | mg/L | 28 | 0.1 | 0.0 | 2.5 | 3 | 10.7 | 0.3 |
| Lead-1st draw |
mg/L | 17 | 0.01 | 0.003 | 0.108 | 6 | 35.3 | 0.015 |
| Lead-Running | mg/L | 20 | 0.003 | 0.003 | 0.014 | 0 | 0.0 | 0.015 |
| Magnesium | mg/L | 20 | 1.63 | 0.05 | 33.37 | - | - | - |
| Manganese | mg/L | 26 | 0.02 | 0.01 | 3.81 | 6 | 23.1 | 0.05 |
| Mercury | mg/L | 11 | 0.00 | 0.000 | 0.100 | 4 | 36.4 | 0.002 |
| Nickel | mg/L | 6 | 0.01 | 0.005 | 0.010 | - | - | - |
| Sodium | mg/L | 3 | 0.01 | 0.01 | 0.05 | - | - | - |
| Zinc | mg/L | 9 | 0.01 | 0.00 | 0.11 | 0 | 0.0 | 5 |
*For corrosivity index, failure criteria based on less than -0.5 or greater than 0.5