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Data

Texas Clean Rivers Program: Data, Forms, and Map Resources
Surface water quality data, monitoring sites, data management procedures, maps, and GIS data related to surface water quality.
Sampling Data Query, Surface Water Quality Monitoring
This page includes queries for accessing surface water quality monitoring data in Texas.
Monitoring Parameter Descriptions, Surface Water Quality Monitoring
Monitoring parameter codes are 5-digit numbers that indicate the constituent (analyte) sampled and the units of measurement.