Text Size
Increase text size
Increase text size

Currently Effective Standards


Regulation #31 pdf file - Basic Standards and Methodologies for Surface Water


Regulation #39 pdf file - Colorado River Salinity Standards


Regulation #41 pdf file - The Basic Standards for Ground Water


Regulation #42 pdf file - Site-Specific Water Quality Classification and Standards for Ground Water


Your opinion is important to us.  If you have comments regarding this information, or wish to have additional information included, please email us at cdphe.wqcc@state.co.us.