The Basic Standards and Methodologies for Surface Waters (Regulation No. 31, 5 CCR 1002-31) contains antidegradation provisions which provide three separate levels of antidegradation protection (see section 31.8). This document is intended to provide guidance to Water Quality Control Division staff and to the public regarding the implementation of the antidegradation significance tests found in Regulation No. 31. This guidance is designed as a framework...

At the May 18, 2016 Clean Water Fee Bill stakeholder meeting,the Colorado Department of Public Health and Environment's Water Quality Control Division staff presented a starting scenario regarding fee changes for each of the Clean Water Sectors. The purpose of this fact sheet is to assist those who were not able to attend the meeting to understand the assumptions used to develop the starting scenario.

CDPHE submitted the funding request for the Water Quality Control Division Clean Water Program to the Joint Budget Committee on November 1, 2016. The request contains an overview of the issue, proposed solution, anticipated outcomes and corresponding calculations. The request includes appendices that detail the proposed fee change in summary and detailed formats as well as considerable stakeholder process information including an overview and all...

Wetlands are an essential component of Colorado's landscape that greatly benefit the people of Colorado by performing a number of vital functions, including water quality improvement, flood attenuation, and wildlife habitat. As resource managers, planners, and restoration practitioners attempt to mitigate for impacts to aquatic ecosystems, there is a growing need for conservation planning tools that help bridge the gap between ecological data collection...