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Edwards Aquifer: Rules and Technical Guidance

Rules and technical guidance for the Edwards Aquifer Protection Program.

Chapter 213 Rules Protecting the Edwards Aquifer — Also see the rules at Title 30, Texas Administrative Code (30 TAC) Chapter 213

Complying with the Edwards Aquifer Rules: Technical Guidance on Best Management Practices (RG-348) — Guidance on the rules that apply specifically to the Edwards Aquifer.

Optional Enhanced Measures: Water Quality Protections for the Edwards Aquifer — Letters and TCEQ publications about using Optional Enhanced Measures (OEM) to protect federally listed species from potential water quality impacts to the Edwards Aquifer.

Innovative Technology Use and Evaluation — Information about and application to use innovative, cost-effective stormwater management technologies to protect the Edwards Aquifer.

Edwards Aquifer Protection Program Contractor Handout Adobe Acrobat PDF Document (GI-406) — Building on the Edwards Aquifer? Added responsibilities and requirements apply.

Sensitive Features Encountered During Construction — Overview of the steps that must be taken if sensitive features are encountered during a construction activity over the Edwards Aquifer.

Instructions to Geologists for Geologic Assessments on the Edwards Aquifer Recharge/Transition Zones Adobe Acrobat PDF Document (TCEQ-0585-Instructions)

Rules Protecting the Edwards Aquifer Recharge and Transition Zones Adobe Acrobat PDF Document (RG-011) — Guidance on restrictions relating to construction on the Edwards Aquifer Recharge Zone in Williamson, Travis, Hays, Comal, Bexar, Medina, Uvalde, and Kinney counties.

Best Management Practices for Quarry Operations Adobe Acrobat PDF Document (RG-500) — A guide to complying with the Edwards Aquifer rules pertaining to quarries.

Calculation Spreadsheet: Total Suspended Solids Removal — Excel spreadsheet that may be used to calculate the required Total Suspended Solids removal for permanent BMPs.