40 CFR § 469.24 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
---identifier: "/us/cfr/t40/s469.24"source: "ecfr"legal_status: "authoritative_unofficial"title: "40 CFR § 469.24 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT)."title_number: 40title_name: "Protection of Environment"section_number: "469.24"section_name: "Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT)."chapter_name: "ENVIRONMENTAL PROTECTION AGENCY"subchapter_number: "N"subchapter_name: "EFFLUENT GUIDELINES AND STANDARDS"part_number: "469"part_name: "ELECTRICAL AND ELECTRONIC COMPONENTS POINT SOURCE CATEGORY"positive_law: falsecurrency: "2026-03-24"last_updated: "2026-03-24"format_version: "1.1.0"generator: "[email protected]"authority: "Secs. 301, 304, 306, 307, 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, 33 U.S.C. 1311, 1314, 1316, 1317, 1318, and 1361; 86 Stat. 816, Pub. L. 92-500; 91 Stat. 1567, Pub. L. 95-217, unless otherwise noted."regulatory_source: "48 FR 15394, Apr. 8, 1983, unless otherwise noted."cfr_part: "469"---
Identifier
/us/cfr/t40/s469.24
Currency
2026-03-24
Positive Law
No
Updated
2026-03-24
Chapter
Environmental Protection Agency
Authority
Secs. 301, 304, 306, 307, 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, 33 U.S.C. 1311, 1314, 1316, 1317, ... Secs. 301, 304, 306, 307, 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, 33 U.S.C. 1311, 1314, 1316, 1317, 1318, and 1361; 86 Stat. 816, Pub. L. 92-500; 91 Stat. 1567, Pub. L. 95-217, unless otherwise noted.
# 469.24 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).Except as provided in 40 CFR 125.30 through 32, any existing point source subject to this subpart must achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT):Subpart B—Electronic Crystals BPT Effluent Limitations| Pollutant or pollutant property | Maximum for any 1 day | Average of daily values for 30 consecutive days || --- | --- | --- || | Milligrams per liter (mg/l) | || TTO | 1.37 | () || Arsenic (T) | 2.09 | 0.83 || Fluoride (T) | 32.0 | 17.4 || TSS | 61.0 | 23.0 || pH | () | () || Total toxic organics. | | || The arsenic (T) limitation only applies to manufacturers of gallium or indium arsenide crystals. | | || Not applicable. | | || Within the range of 6.0 to 9.0. | | |