40 CFR § 444.13
Effluent limitations attainable by the application of the best practicable control technology currently available (BPT)
June 9, 2020
Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart must achieve the following effluent limitations representing the application of BPT:
Effluent Limitations1
Open Table
| Regulated parameter |
Maximum daily | Maximum monthly avg. |
|---|---|---|
| TSS | 113,000 | 34,800 |
| Arsenic | 84 | 72 |
| Cadmium | 71 | 26 |
| Chromium | 25 | 14 |
| Copper | 23 | 14 |
| Lead | 57 | 32 |
| Mercury | 2.3 | 1.3 |
| Silver | 13 | 8 |
| Titanium | 60 | 22 |
| Zinc | 82 | 54 |
| pH | (2) | (2) |
1Micrograms per liter (ppb)
2Within the range 6 to 9.
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