• State Standards in Effect for CWA Purposes
• Federally Proposed or Promulgated Standards

State Standards in Effect for CWA Purposes

• [See Administrative Rules, Part 4, Water Quality Standards (2006) ]
  (Effective January 13, 2006) Document contains revised water quality standards for the Great Lakes, connecting waters, and all other surface waters of the State, except as detailed in the site specific criteria table provided below.
• [See Administrative Rules, Part 8, Water Quality-Based Effluent Limit Development for Toxic Substances (2006) ]
  (Effective January 13, 2006) The rules in this part shall be used to establish toxic substance water quality-based effluent limits.
• [See Site Specific Criteria in Michigan’s Keweenaw Peninsula ]
  (Effective September 26, 2013) Document contains table of site specific criteria for total copper in Michigan’s Keweenaw Peninsula and associated maps.

Federally Proposed or Promulgated Standards

• 40 CFR § 132  Water Quality Guidance for the Great Lakes System

Top of Page

• Administrative Rules, Part 4, Water Quality Standards (2006) (PDF)(63 pp, 898 K)
• Administrative Rules, Part 8, Water Quality-Based Effluent Limit Development for Toxic Substances (2006) (PDF)(26 pp, 420 K)
• Site Specific Criteria in Michigan’s Keweenaw Peninsula (PDF)(9 pp, 1 MB)