Oklahoma Water Resources Board the Water Agency

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Water Quality Standards

Standards Revisions

Timeline of 2018-2019 Water Quality Standards Revision

Informal Meetings

September-October 2018

Notice of Rulemaking Published

December 2018

Proposed Rules Available for Public Comment

December 2018-January 2019

Board Hearing

January 2019

Board Action on Final Proposed Rule

February or March 2019

Legislative Review

Spring 2019

Gubernatorial Review

Spring 2019

Final State Published Rule

July 2019

Attorney General Certification

August-October 2019

Submit to EPA for Review

August-October 2019

EPA Approval (30-90 days)

November 2019-January 2020

Rulemaking Documents

Supporting Documentation

Revision Items

Stakeholder Meetings


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Last updated: January 16, 2019

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