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Effluent Guidelines

Leather Tanning and Finishing Effluent Guidelines

EPA promulgated the Leather Tanning and Finishing Effluent Guidelines and Standards (40 CFR Part 425) in 1974, and amended the regulation in 1977, 1982, 1988 and 1996. The regulatory requirements are incorporated into NPDES permits for direct dischargersHelpdirect dischargerA point source that discharges pollutants to waters of the United States, such as streams, lakes, or oceans., and permits or other control mechanisms for indirect dischargersHelpindirect dischargerA facility that discharges pollutants to a publicly owned treatment works (municipal sewage treatment plant). (see Pretreatment Program).

Rulemaking History

Additional Information

For additional information regarding the Leather Tanning and Finishing Effluent Guidelines, please contact Jesse Pritts (pritts.jesse@epa.gov) or 202-566-1038.