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Drinking water quality standards describes the quality parameters set for drinking water. Water may contain many harmful constituents, yet there are no universally recognized and accepted international standards for drinking water. Even where standards do exist, the permitted concentration of individual constituents may vary by as much as ten ...
The rule mandates additional requirements for sampling tap water, corrosion control, public outreach and testing water in schools. The rule continues the requirement for replacement of lead service lines when the action level for lead is exceeded, but requires that a utility replace at least 3 percent of its lines annually, compared to 7 ...
Closely related terms are the rejectable quality limit and rejectable quality level (RQL). [ 1 ] [ 2 ] In a quality control procedure, a process is said to be at an acceptable quality level if the appropriate statistic used to construct a control chart does not fall outside the bounds of the acceptable quality limits.
The regulations specify who must be notified and the manner of the notification. One such provision is Subpart O, Consumer Confidence Reports. These reports are a summary of the water supplies sources and water quality testing results. The reports must be sent to all customers annually.
Jul. 6—A state water quality commissioner has dismissed as "frivolous" and "unsubstantiated" claims that her oil and gas industry ties amount to conflicts of interest in a pending rule change case.
Under the Federal Clean Water Act and the state's pioneering Porter-Cologne Water Quality Control Act the State Water Board has regulatory authority for protecting the water quality of nearly 1,600,000 acres (6,500 km 2) of lakes, 1,300,000 acres (5,300 km 2) of bays and estuaries, 211,000 miles (340,000 km) of rivers and streams, and about ...
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The Colorado Water Quality Control Division focuses on water quality for the State of Colorado. Its objective is to protect and maintain the quality of water for the public and the environment, as well as ensuring the safest distribution of drinking water. It also implements and enforces policies based on water-related issues.