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  1. 1
    Watershed-scale research from many perspectives : the Interdisciplinary Research Initiative at the Shingobee River headwaters area, Minnesota.
    by Rosenberry, D. O.
    Published 1998
    Government Document Book
  2. 2
    NPDES compliance inspection manual.
    Published 1994
    Government Document Microform Book
  3. 3
    Water quality assessment of the Sacramento River Basin, California : environmental setting and study design /
    Published 1998
    Government Document Book
  4. 4
    Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory : determination of dissolved aluminum and boron in water by inductively coupled plasma-atomic emission spectrometry /
    by Struzeski, Tedmund M.
    Published 1996
    Government Document Microform Book
  5. 5
    Estimated decreases in dissolved-solids loads in Four Tributaries to the Colorado River in the Grand Valley, Colorado, 1973-96.
    Government Document Book
  6. 6
    State source water assessment and protection programs guidance : final guidance.
    Published 1997
    Government Document Microform Book
  7. 7
    Revised methods for characterizing stream habitat in the National Water-Quality Assessment Program /
    Published 1998
    Government Document Book
  8. 8
    Surface-water quality information in Connecticut : answering key scientific and management questions /
    by Trench, Elaine C. Todd
    Published 1998
    Government Document Book
  9. 9
    Hydrology, water-quality, and simulation of ground-water flow in a glacial aquifer system, Cortland County, New York /
    Published 1998
    Government Document Book
  10. 10
    Status of water levels and selected water-quality conditions in the Mississippi River Valley alluvial aquifer in eastern Arkansas, 1994-96 /
    by Stanton, Gregory P.
    Published 1998
    Government Document Book
  11. 11
    National Water-Quality Assessment Program--upper Illinois River Basin /
    by Friedel, Michael J.
    Published 1998
    Government Document Book
  12. 12
    Surface-water-quality assessment of the upper Illinois River basin in Illinois, Indiana, and Wisconsin : spatial distribution of geochemicals in the fine fraction of streambed sediment, 1987 /
    by Fitzpatrick, Faith A.
    Published 1998
    Government Document Book
  13. 13
    Water-quality trends for the Cheyenne and Moreau rivers, Cheyenne River Indian Reservation, South Dakota, 1972-94 /
    by Heakin, Allen J.
    Published 1998
    Government Document Book
  14. 14
    Monitoring the water quality of the nation's large rivers : Rio Grande NASQAN Program.
    Published 1998
    Government Document Book
  15. 15
    Preliminary estimates of residence times and apparent ages of ground water in the Chesapeake Bay watershed, and water-quality data from a survey of springs /
    Published 1998
    Government Document Book
  16. 16
    Source-water protection and water-quality investigations in the Cambridge, Massachusetts, drinking-water supply system.
    by Waldron, Marcus C.
    Published 1998
    Adobe Acrobat reader required
    Government Document Book
  17. 17
    Water-quality and algal conditions in the North Umpqua River Basin, Oregon, 1992-95, and indications for resource management /
    by Anderson, Chauncey W.
    Published 1998
    Government Document Book
  18. 18
    Hydrologic and water-quality conditions in the Horse Creek Basin, west-central Florida, October 1992-February 1995 /
    by Lewelling, B. R.
    Published 1997
    Government Document Book
  19. 19
    Surface-water-quality assessment of the Yakima River basin in Washington : spatial and temporal distribution of trace elements in water, sediment, and aquatic biota, 1987-91 /
    Published 1998
    Government Document Book
  20. 20
    Field screening of water quality, bottom sediment, and biota associated with irrigation on the Uintah and Ouray Indian Reservation, eastern Utah, 1995 /
    by Stephens, Doyle W.
    Published 1998
    Government Document Book
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