Summary of Drinking Water Samples Tested by the Penn State Agricultural Analytical Services Laboratory
Crawford County
1/2/2008 - 6/27/2024, 155 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 |
145 | 0.0 | 0.0 | 200.5 | 66 | 45.5 | 0 |
E. Coli |
MPN/100 mL |
145 | 0.0 | 0.0 | 200.5 | 15 | 10.3 | 0 |
pH | - |
133 | 7.8 | 6.2 | 8.6 | 8 | 6.0 | 6.5-8.5 |
Total Dissolved Solids |
mg/L | 132 | 223.0 | 47.0 | 981.0 | 7 | 5.3 | 500 |
Corrosivity Index* |
- |
56 | -0.1 | -3.1 | 1.1 | 38 | 67.9 | - |
Hardness | mg/L | 58 | 124.6 | 0.8 | 385.9 | - | - | - |
Nitrate+Nitrite N |
mg/L | 64 | 0.2 | 0.2 | 6.8 | 0 | 0.0 | 10 |
Chloride | mg/L | 20 | 11.1 | 1.0 | 95.2 | 0 | 0.0 | 250 |
Sulfate | mg/L | 13 | 18.0 | 1.2 | 38.8 | 0 | 0.0 | 250 |
Aluminum | mg/L | 4 | 0.0 | 0.0 | 0.1 | 1 | 25.0 | 0.05-0.2 |
Arsenic | mg/L | 35 | 0.00 | 0.003 | 0.065 | 8 | 22.9 | 0.01 |
Barium | mg/L | 28 | 0.02 | 0.00 | 0.52 | 0 | 0.0 | 2 |
Cadmium | mg/L | 11 | 0.00 | 0.001 | 0.001 | 0 | 0.0 | 0.005 |
Calcium | mg/L | 55 | 31.44 | 0.25 | 97.55 | - | - | - |
Chromium | mg/L | 11 | 0.0 | 0.001 | 0.005 | 0 | 0.0 | 0.1 |
Copper | mg/L | 68 | 0.01 | 0.01 | 2.46 | 1 | 1.5 | 1.0,1.3 |
Iron | mg/L | 60 | 0.2 | 0.1 | 11.9 | 23 | 38.3 | 0.3 |
Lead-1st draw |
mg/L | 37 | 0.00 | 0.003 | 0.076 | 3 | 8.1 | 0.015 |
Lead-Running | mg/L | 44 | 0.003 | 0.003 | 0.004 | 0 | 0.0 | 0.015 |
Magnesium | mg/L | 55 | 9.80 | 0.05 | 34.56 | - | - | - |
Manganese | mg/L | 62 | 0.03 | 0.01 | 1.33 | 26 | 41.9 | 0.05 |
Mercury | mg/L | 13 | 0.00 | 0.001 | 0.001 | 0 | 0.0 | 0.002 |
Nickel | mg/L | 11 | 0.01 | 0.005 | 0.007 | - | - | - |
Sodium | mg/L | 3 | 37.32 | 7.58 | 72.19 | - | - | - |
Zinc | mg/L | 11 | 0.01 | 0.005 | 0.04 | 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