Authority to Administer Standards Program
This tribe was granted treatment in a manner similar to a state (TAS) on March 7, 1995.
Tribe Standards in Effect for CWA Purposes
The tribe’s water quality standards were approved on February 3, 1997.
- [See Confederated Tribes of the Chehalis Reservation Water Quality Standards ]
(Effective February 3, 1997)
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.