On this page:
State Standards in Effect for CWA Purposes
- [See Water Quality Regulations ]
(Effective August 29, 2016) State regulation establishing water quality regulations for waters in Nevada. - [See Requirements to Maintain Existing Higher Quality for Area of Lake Mead ]
Federally Proposed or Promulgated Standards
- Establishment of Numeric Criteria for Priority Toxic Pollutants; States' Compliance—Revision of Polychlorinated Biphenyls (PCBs) Criteria (November 1999)
- National Toxics Rule Federal Register Notices
- Water Quality Regulations (PDF)(217 pp, 2 MB)
- Requirements to Maintain Existing Higher Quality for Area of Lake Mead (PDF)(9 pp, 900 K)