This policy addresses the Water Quality Control Commission's methodology and rationale for developing water temperature criteria and standards for the protection of aquatic life in Colorado's surface waters. Colorado's temperature criteria are in the process of being revised and this policy records the incremental progress towards final criteria.

The Colorado Department of Public Health and Environment (CDPHE) has completed a source water assessment for Denver County as required by the 1996 Safe Drinking Water Act amendments and in accordance with Colorado's Source Water Assessment and Protection (SWAP) program. The purpose of this assessment is to analyze the potential susceptibility of each public drinking water source to contamination, and to supply pertinent information so that decision-makers...

This Handbook has been prepared to provide information to members of the public regarding opportunities for participation in Water Quality Control Commission proceedings.