Water: Use Attainability Analysis
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Science & TechnologySurface Water Standards & GuidanceWater Quality StandardsDesignated UsesUse Attainability Analyses (UAAs)
Science & TechnologySurface Water Standards & GuidanceWater Quality StandardsDesignated UsesUse Attainability Analyses (UAAs)Use Attainability Analyses (UAAs)
Use Attainability Analyses Site Navigation
Improving water quality starts with water quality standards, and effective water quality standards start with getting the uses right.
- Introduction to UAAs
- What is a UAA & what are the 40 CFR 131.10(g) factors?
- Improving the Effectiveness of the UAA Process [Memo from Office of Science and Technology Director, Ephraim King, March 13, 2006]
- What are some examples of UAAs? Read the Case Studies.
- Follow the Where You Live: Location of Case Studies link to find case studies from selected states.
Follow the links below for historical facts, background materials & helpful information
- Basic Water Quality Standards Information
- If you are not familiar with Designated Uses, you will find background information on EPA's Water Quality Standards site.
- State, Tribal & Territorial Standards
- WQS Academy Training Materials
- Research on Risk, Costs and Benefits