Authority to Administer Standards Program
This tribe was granted treatment in a manner similar to a state (TAS) on August 5, 2005.
Tribe Standards in Effect for CWA Purposes
- [See Water Quality Standards for Approved Surface Waters of the Coeur d’Alene Tribe ]
(Effective March 29, 2019) Some provisions of the WQS have been disapproved by EPA. Please see the cover memo for the WQS and the action letters identified below for more information.
Selected Actions and Correspondence
EPA’s recent action letters and supporting documents are provided below for reference.
March 29, 2019 – Partial approval of Surface Water Quality Standards
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[See The U.S. EPA’s Action on the Coeur d’Alene Tribe’s Acute Mercury Criterion ]
(Effective March 29, 2019) Action letter and technical support document for approval of the acute mercury criterion for protection of aquatic life.
June 12, 2014 – Partial approval, partial disapproval, and deferred action on Surface Water Quality Standards
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[See U.S EPA’s Action on the Coeur d’Alene Tribe’s June 2010 Surface Water Quality Standards and Non-Substantive June 2014 Revisions ]
(Effective June 12, 2014) Action letter and Technical Support Document for Action on the Water Quality Standards for Approved Surface Waters of the Coeur d’Alene Tribe. The action relates to the WQS, submitted June 4, 2010, and non-substantive revisions submitted June 10, 2014.
Federally Proposed or Promulgated Standards
At this time, there are no federally proposed or promulgated standards applicable to this tribe.
You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.- Water Quality Standards for Approved Surface Waters of the Coeur d’Alene Tribe (PDF)(56 pp, 21 MB)
- The U.S. EPA’s Action on the Coeur d’Alene Tribe’s Acute Mercury Criterion (PDF)(5 pp, 672 K)
- U.S EPA’s Action on the Coeur d’Alene Tribe’s June 2010 Surface Water Quality Standards and Non-Substantive June 2014 Revisions (PDF)(101 pp, 2 MB)