Showing 201 - 220 results of 562 for search '"Water quality United States."', query time: 0.59s Refine Results
  1. 201
    Quality of surface waters of the United States, 1944 /
    Published 1947
    Subjects: “...Water quality United States....”
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    Government Document eBook
  2. 202
    Quality of surface waters of the United States, 1945 /
    by Paulsen, Carl G.
    Published 1949
    Subjects: “...Water quality United States....”
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    Government Document eBook
  3. 203
    Quality of surface waters for irrigation western states 1964.
    Published 1969
    Subjects: “...Water quality United States....”
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    Government Document eBook
  4. 204
    The importance of U.S. Geological Survey water-quality super gages /
    by Crain, Angela S.
    Published 2020
    Subjects: “...Water quality United States Measurement Equipment and supplies....”
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    Government Document eBook
  5. 205
    Environmental characteristics and water quality of hydrologic benchmark stations in the United States, 1963-95.
    Published 1999
    Subjects: “...Water quality United States Observations....”
    Scroll down for clickable map of U.S. stations
    List of Hydrologic Benchmark Network Stations:
    Government Document Book
  6. 206
    Proceedings of the National Water Conference /
    Published 1982
    Subjects: “...Water quality United States Congresses....”
    Conference Proceeding Book
  7. 207
    Hydrologic analysis and river-quality data programs /
    Subjects: “...Water quality United States....”
    Government Document Book
  8. 208
    Evidence for acid-precipitation-induced trends in stream chemistry at hydrologic bench-mark stations /
    by Smith, Richard A.
    Published 1983
    Subjects: “...Water quality United States....”
    Government Document Book
  9. 209
    National handbook of recommended methods for water-data acquisition /
    Published 1977
    Subjects: “...Water quality United States Data processing....”
    Government Document Book
  10. 210
    U.S. Virgin Islands ground-water quality /
    by Zack, Allen L.
    Published 1987
    Subjects: “...Water quality United States Virgin Islands....”
    Government Document Microform Book
  11. 211
    An Evaluation of trend detection techniques for use in water quality monitoring programs /
    Published 1989
    Subjects: “...Water quality United States Measurement....”
    Government Document Microform Book
  12. 212
    NPDES compliance monitoring inspector training module : sampling.
    Published 1990
    Subjects: “...Water quality United States....”
    Government Document Microform Book
  13. 213
    National handbook of recommended methods for water data acquisition.
    Published 1997
    Subjects: “...Water quality United States Data processing....”
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    Government Document Book
  14. 214
    Feasibility of combining two aquatic benthic macroinvertebrate community databases for water-quality assessment.
    by Lenz, Bernard N.
    Published 1997
    Subjects: “...Water quality United States....”
    Government Document Book
  15. 215
    Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory : preparation procedure for aquatic biological material determined for trace metals /
    by Hoffman, Gerald L.
    Published 1996
    Subjects: “...Water quality United States....”
    Government Document Microform Book
  16. 216
    National Extension Targeted Water Quality Program, 1992-1995 : summary /
    Subjects: “...Water quality United States....”
    Government Document Book
  17. 217
    National Extension Targeted Water Quality Program, 1992-1995 : executive summary /
    Subjects: “...Water quality United States....”
    Government Document Book
  18. 218
    National Extension Targeted Water Quality Program, 1992-1995 /
    Subjects: “...Water quality United States....”
    Government Document Book
  19. 219
    Environmental regulations and technology : the national pretreatment program.
    Published 1986
    Subjects: “...Water quality United States....”
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    Government Document Book
  20. 220
    Thirstin's drinking water games & activities : K-12 /
    Published 2004
    Subjects: “...Water quality United States Interactive multimedia....”
    Government Document Software eBook
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