U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 27, 2025
The following standards of performance establish the quantity or quality of pollutants or pollutant properties, controlled by this section, which may be discharged by a new source subject to the provisions of this subpart:
| Effluent characteristic | Effluent limitations | |
|---|---|---|
| Maximum for any 1 day | Average of daily values for 30 consecutive days shall not exceed— | |
| Metric units (kg/kkg processed) | ||
| TSS | 0.271 | 0.136 |
| Chromium total | .0054 | .0027 |
| Manganese total | 0.054 | .027 |
| pH | ( 1) | ( 1) |
| English units (lb/ton processed) | ||
| TSS | .542 | .271 |
| Chromium total | .011 | .0054 |
| Manganese total | .108 | .054 |
| pH | ( 1) | ( 1) |
1 Within the range 6.0 to 9.0.
