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TCEQ Data and Records

Environmental data and records available from the TCEQ.

Look Up Data and Records Online

Find various environmental-quality data and records available on our website.

Download Raw Datasets

Raw data available for download in ascii, Excel, and similar formats. Includes geospatial data.

Central File Room Online

A searchable index of all records housed in our central file room in Austin. (Some newer records are available to download.) See our guidelines on how to use Central File Room Online. Adobe Acrobat PDF Document

Request Records from Our Central File Room

Obtain copies of agency records—or view records on-site—that are filed in our Central File Room.

Purchase Reports and Data from Our Offline Databases

Standard and customized data and reports available for purchase from us and how to request them.

Make an Open Records Request

If your request is for any and all documents, pending applications, ongoing compliance or enforcement actions, or records not available in our Central File Room, file an open records request.


Maps, and data and searches using map format.

Environmental Research Library

Our library maintains a specialized collection of materials to provide scientific, technical, and legislative information in support of all TCEQ programs. Our primary purpose is to assist staff, but we also serve other state agencies, consulting firms, businesses, universities, teachers, students, and interested citizens.