Biological Water Quality Criteria Program Overview

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

The following resource provides up-to-date information for individual state, US Virgin Islands and Puerto Rico bioassessment and biocriteria programs for streams and wadeable rivers.

• Information on Bioassessment and Biocriteria Programs for Streams and Wadeable Rivers