TRINITY RIVER BASIN

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DATA CENTER

• Real-time data ()
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    text () | map ()
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USGS IN YOUR STATE

USGS Water Science Centers are located in each state.

Urban Point and Nonpoint Sources Special Study 
in the Trinity River Basin

9 stations

Explanation of Remark codes:

V remark is assigned when information is available to indicate that the data are questionable.

E remark indicates that the concentration is an estimated value which is below the calibration standards range.

< remark typically indicates that the concentration of the compound is less than the minimum reporting level.

> remark indicates that the concentration of the compound is greater than the calibration standards range.