2014

Downloads folder for Water Quality Standards 2014
EPA Action Letter March 19, 2020

EPA letter reviewing new or revised content in the 2014 Texas Surface Water Quality Standards. Letter includes EPA action updates on new and revised provisions in Appendix A, Appendix C and Appendix D of the 2014 TSWQS.

EPA Action Letter November 2, 2018

EPA letter acts on portions of the Texas Surface Water Quality Standards. EPA acted on portions of the 2018 Water Quality Standards as well as the revised intermediate aquatic life use for Town Creek ( adopted in the 2014 TSWQS, corrected 2018 TSWQS).

EPA Action Letter January 6, 2020

EPA letter acts on portions of the Texas Surface Water Quality Standards. In this letter, EPA review includes Oso Bay, Blind Oso Bay, and other portions of the Water Quality Standards.

EPA Action Letter May 19, 2020

EPA letter acted on portions of the 2014 Texas Surface Water Quality Standards. EPA reviewed new or revised provisions in §307.3. Definitions and Abbreviations, §307.4. General Criteria, §307.7. Site-Specific Uses and Criteria, and Appendix A Site-specific Uses and Criteria for Classified Segments of the TSWQS.

EPA Action Letter September 23, 2014

EPA letter takes action on portions of the 2014 Texas Surface Water Quality Standards. This letter reviews portions of several new or revised provisions in §307.2, §307.3, §307.4, §307.6, §307.7, §307.8, §307.9, Appendix A, Appendix B, Appendix C, Appendix D, Appendix E and Appendix G, of the Texas Water Quality Standards.