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    USGS National Water Quality Monitoring Network.

    Published 2021
    Online Access
    Government Document eBook
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    Index of stations surface-water data-collection network of Texas, September 1993 / compiled by S.C. Gandara and R.E. Jones.

    Published 1995
    Government Document Microfilm Book
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    Water logs / USGS, National Water Quality Laboratory.

    Published 2002
    Online Access
    Online Access
    Government Document Journal
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