CFR › Title 40 › Part 240 › §240.204-240 CFR §240.204-2Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy link(a)Effluent waters should not be discharged indiscriminately. Consideration should be given to onsite treatment of process and waste waters before discharge.(b)Recirculation of process waters should be considered.