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  1. Home
  2. Ambient Water Monitoring and Assessment

Assessment

This webpage includes citations (and links to web pages) to additional references and resources related to water quality assessments and listing decisions.  


Three scientists collecting and documenting samples

Tribal Assessment

Tribal Assessment Modules

Rocky shore of Lake Superior with a lighthouse at the entry to a harbor.

CALM and Appendices

Consolidated Assessment and Listing Methodology (CALM) and Appendices

Lake with Mountain in Background

State Assessments 

Statewide Water Quality will open the new ARMADA tool available at ARMADA | US EPA

Resources, Tools, and Databases will open the current impaired waters and 303d link

Caecidotea Isopod in a beaker

Bioassessment Materials

Biological Water Quality Criteria Guidance

Ambient Water Monitoring and Assessment

  • Assessment
    • ATTAINS
    • Clean Water Act Section 106
      • Tribal Section 106
    • Clean Water Act Section 303(d): Impaired Waters and Total Maximum Daily Loads (TMDLs)
    • Consolidated Assessment and Listing Methodology and Appendices
    • Information on Bioassessment and Biocriteria Programs for Streams and Wadeable Rivers
    • Tribal Assessment Modules
    • Water Quality Criteria
    • Water Quality Standards
  • Data Management and Reporting
    • How's My Waterway
    • Integrated Reporting Guidance
    • National Water Quality Inventory Report to Congress
    • Report on the Environment
  • Monitoring
    • Ambient Water Quality Tool
      • Water Quality Parameter Factsheets
    • EPA Quality Program
      • Quality Assurance Project Plan Development Tool
      • Template for Developing Quality Assurance Project Plans for Participatory Science Projects
    • NARS Website
      • National Coastal Condition Assessment Dashboard
      • National Lakes Assessment Dashboard
      • National Rivers and Streams Assessment Dashboard
      • National Wetlands Condition Assessment Dashboard
    • National Water Quality Monitoring Council
      • Methods and Data Comparability Board
      • National Environmental Methods Index
      • Volunteer Monitoring Committee
      • Water Quality Portal
    • Participatory Science
Contact Us About Ambient Water Monitoring and Assessment
Contact Us to ask a question, provide feedback, or report a problem.
Last updated on October 4, 2024
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