Below is an Electronic Version of an Out-of-Print Publication You can scroll to view or print this publication here, or you can borrow a paper copy from the Texas State Library, 512/463-5455. You can also view a copy at the TCEQ Library, 512/239-0020, or borrow one through your branch library using interlibrary loan. The TCEQ’s current print publications are listed in our catalog at http://www.tceq.state.tx.us/publications/. SFR-056/05 July 2006 Joint Groundwater Monitoring and Contamination Report - 2005 Prepared by the Texas Groundwater Protection Committee Contributing State Agencies and Organizations Texas Commission on Environmental Quality Texas Water Development Board Railroad Commission of Texas Texas Department of State Health Services Texas Department of Agriculture Texas State Soil and Water Conservation Board Texas Alliance of Groundwater Districts Texas Agricultural Experiment Station Bureau of Economic Geology Texas Department of Licensing and Regulation printed on recycled paper Joint Groundwater Monitoring and Contamination Report—2005 Prepared by Texas Groundwater Protection Committee SFR-056/05 July 2006 TEXAS GROUNDWATER PROTECTION COMMITTEE www.tgpc.state.tx.us Committee Membership Texas Commission on Environmental Quality Texas Water Development Board Railroad Commission of Texas Department of State Health Services Texas Department of Agriculture Texas State Soil and Water Conservation Board Texas Alliance of Groundwater Districts Texas Agricultural Experiment Station Bureau of Economic Geology Texas Department of Licensing and Regulation The Joint Groundwater Monitoring and Contamination Report was designed and produced by the Texas Groundwater Protection Committee in fulfillment of requirements given in Section 26.406 of the Texas Water Code. The effort was partially funded by the U.S. Environmental Protection Agency. While the information contained in the report represents the contribution of each individual participating agency and group, the report as a whole is the work of the committee and does not necessarily reflect all of the views and policies of each participating organization. Authorization for use or reproduction of any original material contained in this publication, which is not obtained from other sources, is freely granted. The committee would appreciate acknowledgment. Published and distributed by the Texas Commission on Environmental Quality PO Box 13087 Austin TX 78711-3087 The TCEQ is an equal opportunity/affirmative action employer. The agency does not allow discrimination on the basis of race, color, religion, national origin, sex, disability, age, sexual orientation or veteran status. In compliance with the Americans with Disabilities Act, this document may be requested in alternate formats by contacting the TCEQ at (512) 239-0028, Fax 239-4488, or 1-800-RELAY-TX (TDD), or by writing P.O. Box 13087, Austin, TX 78711-3087. ii ACRONYMS Agencies, Divisions, and Programs WQD/WQAS Water Quality Division/Water Quality BEG University of Texas at Austin Bureau of Assessment Section (TCEQ) Economic Geology WSD/PDW Water Supply Division/Public Drinking BRC Bureau of Radiation Control (DSHS) Water (TCEQ) BS/EACD Barton Springs/Edwards Aquifer WSD/WRPA Water Supply Division/Water Rights, Conservation District Permitting and Availability (TCEQ) CSD Compliance Support Division (TCEQ) State Legislation DOE United States Department of Energy DSHS Department of State Health Services CMRA Texas Coal Mining And Reclamation ENF Enforcement Division (TCEQ) Act EPA United States Environmental SMRA Texas Surface Mining and Protection Agency Reclamation Act EUWCD Evergreen Underground Water SWDA Solid Waste Disposal Act Conservation District TAgC Texas Agricultural Code FOD Field Operations Division (TCEQ) THSC Texas Health and Safety Code GCD Groundwater Conservation District TNRC Texas Natural Resources Code O&G Oil and Gas Division (RCT) TRCA Texas Radiation Control Act NRC Nuclear Regulatory Commission TWC Texas Water Code RCT Railroad Commission of Texas WWDA Texas Water Well Drillers Act RMD/CA Remediation Division/Corrective Action Program (TCEQ) Federal Legislation RMD/DCRP Remediation Division/Dry Cleaners Remediation Program (TCEQ) AEA Atomic Energy Act RMD/PST Remediation Division/Petroleum CERCLA Comprehensive Environmental Storage Tank Reimbursement Response, Compensation, and Program (TCEQ) Liability Act RMD/SC Remediation Division/Superfund CWA Clean Water Act (Amended as Water Cleanup Program (TCEQ) Quality Act 1988) RMD/SSDAT Remediation Division/Superfund Site FIFRA Federal Insecticide, Fungicide, and Discovery and Assessment Team Rodenticide Act (TCEQ) HSWA Hazardous and Solid Waste RMD/VC Remediation Division/Voluntary Amendments to RCRA (1984) Cleanup (TCEQ) RCRA Resource Conservation and Recovery RMD/VCBSA Remediation Division/Voluntary Act Cleanup, Brownfields Site Assessment SARA Superfund Amendments and (TCEQ) Reauthorization Act RMD/VCIO Remediation Division/Voluntary SDWA Safe Drinking Water Act Cleanup/Innocent Owner (TCEQ) SMCRA Surface Mining Control and RRC See RCT Reclamation Act SM&R Surface Mining and Reclamation TSCA Toxic Substances Control Act Division (RCT) UMTRCA Uranium Mill Tailings TAES Texas Agricultural Experiment Station Radiation Control Act TAGD Texas Alliance of Groundwater Districts Abbreviations TCE Texas Cooperative Extension TDA Texas Department of Agriculture BMP best management practice TGPC Texas Groundwater Protection CAFO concentrated animal feeding operation Committee CFR Code of Federal Regulations TNRIS Texas Natural Resources Information CSGWPP comprehensive state groundwater System Protection program TNRCC Texas Natural Resource Conservation GIS geographic information system Commission (see TCEQ) GPS global positioning system TPWD Texas Parks and Wildlife Department GWSAP groundwater sampling and analysis TCEQ Texas Commission on Environmental plan Quality IPD Interagency Pesticide Database TSSWCB Texas State Soil and Water LDR land disposal restriction Conservation Board LOA letter of authorization TWDB Texas Water Development Board LPST leaking petroleum storage tanks TWC Texas Water Code MSWLF municipal solid waste landfill facility UIC Underground Injection Control NPL national priorities list Program (TCEQ) OSSF on-site sewage facility USGS United States Geological Survey PMP pesticide management plan UWCD Underground Water Conservation PRP potentially responsible party District RQ reportable quantity WPD/IHW Waste Permits Division/Industrial and TAC Texas Administrative Code Hazardous Waste (TCEQ) USDW underground source of drinking water WPD/MSW Waste Permits Division/Municipal Solid WHP wellhead protection Waste (TCEQ) iii iv Contents SUMMARY ...........................................................................................................................................1 Purpose and Scope..............................................................................................................................1 Notification to Local Officials and Public Information......................................................................2 Groundwater Protection......................................................................................................................3 Groundwater Monitoring....................................................................................................................4 Groundwater Contamination ..............................................................................................................6 GROUNDWATER PROTECTION.....................................................................................................13 Texas Groundwater Protection Committee ......................................................................................13 Federal Involvement and Coordination ........................................................................................14 State Groundwater Protection Strategy ........................................................................................14 Meetings .......................................................................................................................................16 Groundwater Protection Policy ........................................................................................................16 Groundwater Classification System .................................................................................................16 Risk-Based Remediation Programs..................................................................................................17 The Texas Risk Reduction Program.............................................................................................18 Municipal Setting Designations ...................................................................................................22 Railroad Commission of Texas Cleanup Fund Program..............................................................23 Groundwater Contamination ............................................................................................................23 Reporting of Groundwater Contamination...................................................................................25 Reporting Unauthorized Discharges and Spills............................................................................25 Notification to Local Officials......................................................................................................26 Notification to Private Water Well Owners .................................................................................26