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  2. National Aquatic Resource Surveys

National Coastal Condition Assessment

The National Coastal Condition Assessment (NCCA) is a statisical survey of estuaries and Great Lakes nearshore waters. The program follows rigorous quality assurance protocols and standardized sampling procedures designed to produce national and regional estimates of coastal condition.


Quick Links
  • Newly Released NCCA Report
  • NCCA Dashboard

Basics of the NCCA

  • Background of the NCCA
  • Field and Lab Manuals
  • NCCA Design

NCCA Results

  • 2015 NCCA Results & Report
  • 2010 NCCA Results & Report
  • Watershed Academy webcast on the 2010 NCCA

Other Reports and Studies

  • National Coastal Condition Reports produced as part of the Environmental Monitoring and Assessment Program
  • NCCA related studies

Explore the Data

  • Download NCCA Data
  • NCCA Dashboard
  • Great Lakes Human Health Fish Tissue Data
  • Great Lakes Underwater Video Mapping Application
  • Research in the Great Lakes

National Aquatic Resource Surveys

  • Background
    • Indicators
    • Manuals
    • Map of Sampled Sites
  • NARS Data
    • Journal Articles
    • Applying the Data
    • LakeCat
    • StreamCat
  • National Coastal Condition Assessment
  • National Lakes Assessment
  • National Rivers and Streams Assessment
  • National Wetland Condition Assessment
  • Outreach Materials
Contact Us about National Aquatic Resource Surveys
Contact Us about National Aquatic Resource Surveys to ask a question, provide feedback, or report a problem.
Last updated on February 13, 2026
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