|
| Total Coliforms/Ml | Coliforms thermotolerants/Ml | Intestinal enterococccis/mL |
| Class 5 | <2000 | <100 | <5 |
| Class 4 | 2000 - 9000 | 100 - 500 | 5 - 10 |
| Class 3 | 9000 - 45,000 | 500 - 2500 | 10 - 50 |
| Class 2 | 45,000 - 360,000 | 2500 - 20,000 | 50 - 500 |
| Class 1 | >360,000 | >20,000 | >500 |