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  1. Home
  2. Water Quality Criteria

Biological Water Quality Criteria Program Overview

On this page:
  • EPA Fact Sheets and Memos on the Biological Water Quality Criteria Program
  • Programmatic Information on Bioassessment and Biocriteria Programs

EPA Fact Sheets and Memos on the Biological Water Quality Criteria Program

  • 2011 Biological Assessments: Key Terms and Concepts
    • Macroinvertebrate Identification Tip Sheet (pdf) (2.71 MB)
  • 2004 Technical Components of Tribal Bioassessment Programs
  • 2003 States and Tribes Embrace Bioassessment and Biocriteria for Protecting Streams and Small Rivers
  • 2002 Biological Assessments and Criteria: Crucial Components of Water Quality Programs
  • 1991 Final Policy Memo on Biological Assessments and Criteria

Programmatic Information on Bioassessment and Biocriteria Programs

  • Information on Bioassessment and Biocriteria Programs for Streams and Wadeable Rivers
    This online resource allows access to the individual bioassessment and biocriteria pages of state, US Virgin Islands and Puerto Rico programs for streams and wadeable rivers. This webpage is designed to provide quick access to the most up-to-date programmatic information.

Water Quality Criteria

  • Aquatic Life Criteria Table
  • Human Health Criteria Table
  • Human Health Toxics Criteria and Methods
  • Recreational Criteria and Methods
  • Aquatic Life Toxics Criteria and Methods
  • Nutrient Water Quality Criteria
  • Biological Water Quality Criteria
  • Other Aquatic Life Water Quality Resources
Contact Us about Water Quality Criteria
Contact Us to ask a question, provide feedback, or report a problem.
Last updated on June 18, 2024
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