Summary of Drinking Water Samples Tested by the Penn State Agricultural Analytical Services Laboratory
Crawford County
1/2/2008 - 6/20/2022, 127 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 |
119 | 0.0 | 0.0 | 200.5 | 54 | 45.4 | 0 |
E. Coli |
MPN/100 mL |
119 | 0.0 | 0.0 | 200.5 | 12 | 10.1 | 0 |
pH | - |
109 | 7.8 | 6.2 | 8.6 | 6 | 5.5 | 6.5-8.5 |
Total Dissolved Solids |
mg/L | 108 | 220.0 | 59.0 | 715.0 | 4 | 3.7 | 500 |
Corrosivity Index* |
- |
44 | 0.1 | -2.7 | 1.1 | 29 | 65.9 | - |
Hardness | mg/L | 46 | 130.1 | 0.8 | 385.9 | - | - | - |
Nitrate+Nitrite N |
mg/L | 48 | 0.5 | 0.2 | 6.8 | 0 | 0.0 | 10 |
Chloride | mg/L | 16 | 12.9 | 1.0 | 95.2 | 0 | 0.0 | 250 |
Sulfate | mg/L | 9 | 16.6 | 1.2 | 38.8 | 0 | 0.0 | 250 |
Aluminum | mg/L | 3 | 0.0 | 0.0 | 0.0 | 0 | 0.0 | 0.05-0.2 |
Arsenic | mg/L | 25 | 0.00 | 0.003 | 0.065 | 5 | 20.0 | 0.01 |
Barium | mg/L | 24 | 0.03 | 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 | 43 | 37.20 | 0.25 | 97.55 | - | - | - |
Chromium | mg/L | 11 | 0.0 | 0.001 | 0.005 | 0 | 0.0 | 0.1 |
Copper | mg/L | 54 | 0.01 | 0.01 | 2.76 | 2 | 3.7 | 1.0,1.3 |
Iron | mg/L | 47 | 0.2 | 0.0 | 5.6 | 16 | 34.0 | 0.3 |
Lead-1st draw |
mg/L | 23 | 0.00 | 0.003 | 0.076 | 3 | 13.0 | 0.015 |
Lead-Running | mg/L | 39 | 0.003 | 0.003 | 0.008 | 0 | 0.0 | 0.015 |
Magnesium | mg/L | 37 | 10.22 | 0.05 | 34.56 | - | - | - |
Manganese | mg/L | 47 | 0.05 | 0.01 | 32.24 | 24 | 51.1 | 0.05 |
Mercury | mg/L | 20 | 0.00 | 0.001 | 2.563 | 8 | 40.0 | 0.002 |
Nickel | mg/L | 10 | 0.01 | 0.005 | 0.007 | - | - | - |
Sodium | mg/L | 8 | 0.17 | 0.01 | 0.31 | - | - | - |
Zinc | mg/L | 15 | 0.01 | 0.00 | 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 - 4:30 PM
- Email aaslab@psu.edu
- Office 814-863-0841
- Fax 814-863-4540
Ag Analytical Services Lab
Hours: Monday-Friday, 8:00 AM - 4:30 PM
- Email aaslab@psu.edu
- Office 814-863-0841
- Fax 814-863-4540