Monitoring Parameter Descriptions, Surface Water Quality Monitoring

Use of the data files provided below requires a certain knowledge of the file structures and protocols of the state's surface water quality monitoring program.

If you want to obtain surface water quality data on specific water bodies in report format, please call the TCEQ's Data Clearinghouse at 512/239-DATA.

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Monitoring parameter (STORET) codes are used to identify water quality monitoring constituents or measurements, such as dissolved oxygen or temperature, in the TCEQ's water quality database. The description specifies the parameter sampled and the units of measurement used.

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Data Structure

The structure of the files available for download is explained in the Monitoring Parameter (STORET) Metafile.

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All Storets

Download an ASCII text file of all Monitoing (STORET) parameter descriptions: sw_parm.txt (396 KB, updated weekly)

Search for Descriptions of Specific Monitoring (STORET) Parameters

Please enter a monitoring parameter (STORET) code (must be five alpha-numeric characters) or parameter description. Examples: "00300," "temperature," or "fish tissue."

Monitoring Parameter (STORET) Code/Description:

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If you experience difficulty with queries run from this page, please e-mail Water Quality at crp@tceq.state.tx.us.