Colorado. Department of Public Health and Environment.
Pub. Date
2007.
Description
In late 1987, Schlage Lock Company, located in Security, Colorado, discovered that the groundwater beneath their manufacturing facility was contaminated with the chemical tetrachloroethylene, which is also known as perchloroethylene (PCE). Schlage utilized the solvent as a metal cleaner and degreaser during the production of door locks and related hardware from 1977-1992. Improper disposal and/or storage of spent PCE led to contaminated soil beneath...
Pub. Date
2004.
Description
The purpose of this document is to present an overview of the assessment methodology used by the Colorado Source Water Assessment and Protection (SWAP) Program. This methodology was used to evaluate all public drinking water systems in Colorado that have ground water sources. Topics addressed in this document include: 1) background information on the SWAP Program; 2) an overview of the water cycle, water sources and public water systems; 3) a discussion...
Pub. Date
2004.
Description
The purpose of this document is to present an overview of the assessment methodology used by the Colorado Source Water Assessment and Protection (SWAP) Program. This methodology was used to evaluate all public drinking water systems in Colorado that have surface water sources or ground water sources that are under the direct influence of surface water. Topics addressed in this document include: 1) background information on the SWAP Program; 2) an...
Pub. Date
2011.
Description
The Colorado Department of Health and Environment (CDPHE) Water Quality Control Division is developing an approach to manage nutrients in Colorado waters. The primary driver for this effort has been an Environmental Protection Agency (EPA) directive to reduce nutrients in waters under jurisdiction of the federal Clean Water Act (CWA). The Division's proposal to control the discharge of nutrients relies largely on a technology-based control regulation...
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