40 CFR § 406.25 - Standards of performance for new sources.
---identifier: "/us/cfr/t40/s406.25"source: "ecfr"legal_status: "authoritative_unofficial"title: "40 CFR § 406.25 - Standards of performance for new sources."title_number: 40title_name: "Protection of Environment"section_number: "406.25"section_name: "Standards of performance for new sources."chapter_name: "ENVIRONMENTAL PROTECTION AGENCY"subchapter_number: "N"subchapter_name: "EFFLUENT GUIDELINES AND STANDARDS"part_number: "406"part_name: "GRAIN MILLS POINT SOURCE CATEGORY"positive_law: falsecurrency: "2026-04-05"last_updated: "2026-04-05"format_version: "1.1.0"generator: "[email protected]"authority: "Secs. 301, 304 (b) and (c), 306 (b) and (c), 307(c) of the Federal Water Pollution Control Act, as amended; 33 U.S.C. 1251, 1311, 1314 (b) and (c), 1316 (b) and (c), 1317(c); 86 Stat. 816 Pub. L. 92-500; 91 Stat. 1567, Pub. L. 95-217."regulatory_source: "39 FR 10513, Mar. 20, 1974, unless otherwise noted."cfr_part: "406"---
Identifier
/us/cfr/t40/s406.25
Currency
2026-04-05
Positive Law
No
Updated
2026-04-05
Chapter
Environmental Protection Agency
Authority
Secs. 301, 304 (b) and (c), 306 (b) and (c), 307(c) of the Federal Water Pollution Control Act, as amended; 33 U.S.C. 1251, 1311, 1314 (b) and (c), 1316 (b) and (c), 1317(c); 86 Stat. 816 Pub. L. 92-... Secs. 301, 304 (b) and (c), 306 (b) and (c), 307(c) of the Federal Water Pollution Control Act, as amended; 33 U.S.C. 1251, 1311, 1314 (b) and (c), 1316 (b) and (c), 1317(c); 86 Stat. 816 Pub. L. 92-500; 91 Stat. 1567, Pub. L. 95-217.
# 406.25 Standards of performance for new sources.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 part:| | | || --- | --- | --- || | Metric units (kilograms per 1,000 kg of corn) | || BOD | 0.11 | 0.036 || TSS | 0.054 | 0.18 || pH | () | () || | English units (pounds per 1,000 stdbu of corn) | || BOD | 6.0 | 2.0 || TSS | 3.0 | 1.0 || pH | () | () || Within the range 6.0 to 9.0. | | |