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Standards for Water Body Health

  • Why are Water Quality Standards Important?

    They protect the quality of lakes, rivers, estuaries and other water bodies.
    • Learn More

  • Water Quality Standards Where You Live

    Learn about water quality standards in your community.
    View the Water Quality Standards Where You Live Map to learn more.

  • Relationship Between Water Quality Criteria and Water Quality Standards

    Learn about water quality standards and criteria. Learn more about the differences between water quality standards and criteria.

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