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Regulations last checked for updates: Jun 17, 2025
Title 40 - Protection of Environment last revised: Nov 17, 2025
All Titles
Title 40
Chapter I
Part 434
Subpart F - Subpart F—Miscellaneous Provisions
§ 434.60 - Applicability.
§ 434.61 - Commingling of waste streams.
§ 434.62 - Alternate effluent limitation for pH.
§ 434.63 - Effluent limitations for precipitation events.
§ 434.64 - Procedure and method detection limit for measurement of settleable solids.
§ 434.65 - Modification of NPDES permits for new sources.
authority:
33 U.S.C. 1311
1314(b), (c), (e), and (g), 1316(b) and (c), 1317(b) and (c), and 1361
source:
50 FR 41305, Oct. 9, 1985, unless otherwise noted.
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