40 CFR § 467.36
Pretreatment standards for new sources
June 9, 2020
(a) Except as provided in 40 CFR 403.7, any new source subject to this subpart which introduces pollutants into a publicly owned treatment works must comply with 40 CFR part 403 and achieve the following pretreatment standards for new sources.
(b) There shall be no discharge allowance for wastewater pollutants from the degassing operation.
(c) The mass of wastewater pollutants from the core and ancillary operations except those identified in paragraph (b) introduced into a POTW shall not exceed the values set forth below:
Subpart C
Core
Open Table
| Pollutant or pollutant property | PSNS | |
|---|---|---|
| Maximum for any 1 day | Maximum for monthly average | |
| mg/off-kg (lb/million off-lbs) of extruded | ||
| Chromium | 0.13 | 0.05 |
| Cyanide | 0.07 | 0.03 |
| Zinc | 0.35 | 0.15 |
| TTO | 0.24 | |
| Oil and grease (alternate monitoring parameter) | 3.40 | 3.40 |
Subpart C
Extrusion Press Leakage
Open Table
| Pollutant or pollutant property | PSNS | |
|---|---|---|
| Maximum for any 1 day | Maximum for monthly average | |
| mg/off-kg (lb/million off-lbs) of hard alloy aluminum extruded | ||
| Chromium | 0.11 | 0.05 |
| Cyanide | 0.06 | 0.03 |
| Zinc | 0.31 | 0.13 |
| TTO | 0.21 | |
| Oil and grease (alternate monitoring parameter) | 2.98 | 2.98 |
Subpart C
Direct Chill Casting Contact Cooling Water
Open Table
| Pollutant or pollutant property | PSNS | |
|---|---|---|
| Maximum for any 1 day | Maximum for monthly average | |
| mg/off-kg (lb/million off-lbs) of aluminum cast | ||
| Chromium | 0.49 | 0.20 |
| Cyanide | 0.27 | 0.11 |
| Zinc | 1.36 | 0.56 |
| TTO | 0.92 | |
| Oil and grease (alternate monitoring parameter) | 13.29 | 13.29 |
Subpart C
Press Heat Treatment Contact Cooling Water
Open Table
| Pollutant or pollutant property | PSNS | |
|---|---|---|
| Maximum for any 1 day | Maximum for monthly average | |
| mg/off-kg (lb/million off-lbs) of aluminum quenched | ||
| Chromium | 0.76 | 0.31 |
| Cyanide | 0.41 | 0.17 |
| Zinc | 2.08 | 0.86 |
| TTO | 1.41 | |
| Oil and grease (alternate monitoring parameter) | 20.37 | 20.37 |
Subpart C
Solution Heat Treatment Contact Cooling Water
Open Table
| Pollutant or pollutant property | PSNS | |
|---|---|---|
| Maximum for any 1 day | Maximum for monthly average | |
| mg/off-kg (lb/million-off-lbs) of aluminum quenched | ||
| Chromium | 0.76 | 0.31 |
| Cyanide | 0.41 | 0.17 |
| Zinc | 2.08 | 0.86 |
| TTO | 1.41 | |
| Oil and grease (alternate monitoring parameter) | 20.37 | 20.37 |
Subpart C
Cleaning or Etching Bath
Open Table
| Pollutant or pollutant property | PSNS | |
|---|---|---|
| Maximum for any 1 day | Maximum for monthly average | |
| mg/off-kg (lb/million-off-lbs) of aluminum cleaned or etched | ||
| Chromium | 0.067 | 0.027 |
| Cyanide | 0.036 | 0.015 |
| Zinc | 0.183 | 0.075 |
| TTO | 0.124 | |
| Oil and grease (alternate monitoring parameter) | 1.79 | 1.79 |
Subpart C
Cleaning or Etching Rinse
Open Table
| Pollutant or pollutant property | PSNS | |
|---|---|---|
| Maximum for any 1 day | Maximum for monthly average | |
| mg/off-kg (lb/million-off-lbs) of aluminum cleaned or etched | ||
| Chromium | 0.52 | 0.21 |
| Cyanide | 0.28 | 0.11 |
| Zinc | 1.42 | 0.59 |
| TTO | 0.96 | |
| Oil and grease (alternate monitoring parameter) | 13.91 | 13.91 |
Subpart C
Cleaning or Etching Scrubber Liquor
Open Table
| Pollutant or pollutant property | PSNS | |
|---|---|---|
| Maximum for any 1 day | Maximum for monthly average | |
| mg/off-kg (lb/million-off-lbs) of aluminum cleaned or etched | ||
| Chromium | 0.72 | 0.29 |
| Cyanide | 0.39 | 0.16 |
| Zinc | 1.97 | 0.81 |
| TTO | 1.34 | |
| Oil and grease (alternate monitoring parameter) | 19.33 | 19.33 |
[48 FR 49149, Oct. 24, 1983; 49 FR 11632, 11633, 11634, Mar. 27, 1984]
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