Regulations last checked for updates: Dec 18, 2025

Title 40 - Protection of Environment last revised: Dec 11, 2025
§ 1700.22 - Distillation and reverse osmosis brine.

The discharge of brine from the distillation system and the discharge of reverse osmosis reject water are prohibited if they come in contact with machinery or industrial equipment (other than distillation or reverse osmosis machinery), toxic or hazardous materials, or wastes.

authority: 33 U.S.C. 1322,1361
source: 64 FR 25134, May 10, 1999, unless otherwise noted.
cite as: 40 CFR 1700.22