Colorado Department of Public Health and Environment News Release

FOR IMMEDIATE RELEASE

Friday, Feb. 23, 2007

CONTACT

Mark W. Salley
Communications Director
303-692-2013

Water Quality Control Commission to Consider Revised Ammonia Standards

DENVER - The Colorado Water Quality Control Commission has scheduled a public rule-making hearing at 10 a.m. on Tuesday, March 13, to consider revised ammonia standards for multiple water segments in the Arkansas, Rio Grande, Colorado, North Platte, South Platte, Laramie, Republican and Smoky Hill river basins.

The meeting will be held in the Sabin Room at the Colorado Department of Public Health and Environment, 4300 Cherry Creek Drive South, Denver. The meeting is open to the public.

Elevated levels of ammonia in streams can adversely impact aquatic life.  Ammonia standards affect the level of wastewater treatment required for municipal wastewater treatment plants.  In general, the proposed revisions would result in less stringent ammonia standards for high elevation, cold-water streams, and more stringent ammonia standards for warm water plains streams.

Copies of the proposals, a notice explaining the rule-making procedures and other written documents related this hearing are available on the commission's Web site at http://www.cdphe.state.co.us/op/wqcc/WQClassandStandards/Ammonia/0703Ammonia.pdf or from the Water Quality Control Commission office at 303-692-3469.

Interested people are encouraged to submit written comments to the commission at or prior to the hearing, or to provide oral comments at the hearing.

Any written comments should be submitted to Paul Frohardt, administrator, Colorado Water Quality Commission, 4300 Cherry Creek Drive South, Denver 80246.  Comments received by Wednesday, Feb. 28, will be distributed to commission members for review prior to the hearing.  Frohardt also can be reached at 303-692-3468.

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