40 CFR § 467.36 - Pretreatment standards for new sources.
---
identifier: "/us/cfr/t40/s467.36"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "40 CFR § 467.36 - Pretreatment standards for new sources."
title_number: 40
title_name: "Protection of Environment"
section_number: "467.36"
section_name: "Pretreatment standards for new sources."
chapter_name: "ENVIRONMENTAL PROTECTION AGENCY"
subchapter_number: "N"
subchapter_name: "EFFLUENT GUIDELINES AND STANDARDS"
part_number: "467"
part_name: "ALUMINUM FORMING POINT SOURCE CATEGORY"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "Secs. 301, 304(b), (c), (e), and (g), 306(b) and (c), 307(b) and (c), 308 and 501 of the Clean Water Act (the Federal Water Pollution Control Act Amendments of 1972, as amended by the Clean Water Act of 1977) and the Water Quality Act of 1987 (the “Act”); 33 U.S.C. 1311, 1314(b), (c), (e), and (g), 1316(b) and (c), 1317(b) and (c), 1318 and 1361; 86 Stat. 816, Pub. L. 92-500; 91 Stat. 1567, Pub. L. 95-217; 101 Stat. 7, Pub. L. 100-4."
regulatory_source: "48 FR 49149, Oct. 24, 1983, unless otherwise noted."
cfr_part: "467"
---
# 467.36 Pretreatment standards for new sources.
(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
| | | |
| --- | --- | --- |
| | 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
| | | |
| --- | --- | --- |
| | 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
| | | |
| --- | --- | --- |
| | 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
| | | |
| --- | --- | --- |
| | 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
| | | |
| --- | --- | --- |
| | 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
| | | |
| --- | --- | --- |
| | 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
| | | |
| --- | --- | --- |
| | 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
| | | |
| --- | --- | --- |
| | 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]