Minnesota Minimum Standards for Point Source
Wastewater Discharges of Sewage
Minimum Effluent Limitations for Secondary Treatment |
|
| Substance or characteristic | Limiting concentration or range |
| 5 day CBOD (CBOD5) | 25 mg/L |
| Fecal coliform organisms * | 200 organisms/100 mL |
| Total suspended solids | 30 mg/L |
| pH range | 6.0 - 9.0 SU |
| Phosphorus ** | 1 mg/L |
Wisconsin
