Category: Standards & Technical Support

Standards Workgroup

Jump to: Meeting Archive The WQS Workgroup members are volunteers selected so that different stakeholder perspectives are considered when standards are developed. Stakeholders who want to bring additional perspectives to the Workgroup are encouraged to work through a Workgroup member. Recommendations and opinions of Workgroup members are not binding nor is a Workgroup review required …

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Antidegradation Reviews – Water Quality

The central goals of the Clean Water Act and the Utah Water Quality Act are to protect, maintain, and restore the quality of Utah’s waters. One way in which this is accomplished is through Utah’s water quality standards, which consist of: designated uses (e.g., aquatic life, drinking water, recreation) water quality criteria (both numeric and …

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Triennial Review – Water Quality

DWQ is required to review Utah’s Water Quality Standards at least once every three years. This process, called the Triennial Review, is required by Section 303(c) of the Clean Water Act. In addition to an internal review by DWQ, the review must include the EPA and public. The review is intended to provide an opportunity …

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Guidance – Water Quality Standards

2017 Utah Implementation Guidance for the 2013 USEPA Ammonia Criteria for the Protection of  Aquatic Life (1.52 MB) Waste Load Allocation Procedures (1.06 MB) Standards Support Documents 2019 Standards Revisions Support Document (2 MB) Attachment 2: Criteria Support Document: Site-specific criteria based on recalculated aquatic life water quality criteria for ammonia for a segment of Mill Creek …

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