2018

2018 Texas Surface Water Quality Standards with EPA approval status

EPA letter acting on portions of the 2018 Texas Surface Water Quality Standards. Review includes new or revised provisions in §307.2, §307.3, §307.6, §307.7, §307.9, Appendix A, Appendix B, Appendix C, Appendix D, Appendix E, and Appendix G, of the 2018 TSWQS.

EPA letter acts on portions of the 2018 Texas Surface Water Quality Standards. Letter reviews includes action on new and revised provisions in §307.2 regarding temporary water quality standards and Appendix D of the Texas Surface Water Quality Standards.

EPA letter acts on site-specific criteria for copper.

EPA letter acts on new and revised provisions in Appendix C and Appendix D of the 2018 TSWQS.