Standards for Water Body Health

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Standards for Water Body Health

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EPA Releases the Water Quality Standards Variance Building Tool

On August 23, 2017, EPA released an online tool that can help states, territories, and authorized tribes learn more about Clean Water Act water quality standard variances and when best to apply them.

09/22/2017 11:30PM EDT

US EPA

Standards for Water Body Health

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Relationship Between Water Quality Criteria and Water Quality Standards

Standards for Water Body Health

Announcements and Upcoming Events (Meetings, Requests for Comments, Training, and more)

EPA Releases the Water Quality Standards Variance Building Tool