Search Results - Iowa. Department of Natural Resources. Geological Survey Bureau.

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  1. 1

    Regional water-level changes for the Cambrian-Ordovician aquifer in Iowa, 1975 to 1997 by Turco, Michael J.

    Published: U.S. Department of the Interior, U.S. Geological Survey, 1999
    Description: 1 online resource (iv, 11 pages) : illustrations, maps.
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    Regional water-level changes for the Cambrian-Ordovician aquifer in Iowa, 1975 to 1997
  2. 2

    Time of travel and dispersion in a selected reach of Roberts Creek, Clayton County, Iowa by Kolpin, Dana W., Kalkhoff, Stephen J.

    Published: U.S. Geological Survey, 1992
    Description: 1 online resource (iv, 16 pages) : illustrations, map.
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    Time of travel and dispersion in a selected reach of Roberts Creek, Clayton County, Iowa
  3. 3

    Availability and quality of water from the alluvial, glacial-drift, and Dakota aquifers and water use in southwest Iowa by Hansen, R. E., Thompson, C. A., Van Dorpe, Paul E.

    Published: U.S. Geological Survey, 1992
    Description: 1 online resource (vi, 187 pages) : illustrations, maps.
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    Availability and quality of water from the alluvial, glacial-drift, and Dakota aquifers and water use in southwest Iowa
  4. 4

    Agricultural chemicals in ground and surface water in a small watershed in Clayton County, Iowa, 1988-91 by Kalkhoff, Stephen J., Schaap, Bryan D.

    Published: U.S. Geological Survey, 1995
    Description: 1 online resource (vi, 38 pages) : illustrations, maps.
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    Agricultural chemicals in ground and surface water in a small watershed in Clayton County, Iowa, 1988-91
  5. 5

    Time of travel and dispersion in a selected reach of Roberts Creek, Clayton County, Iowa by Kolpin, Dana W.

    Published: U.S. Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports [distributor], 1992
    Description: iv, 16 pages : illustrations, map ; 28 cm.
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    Time of travel and dispersion in a selected reach of Roberts Creek, Clayton County, Iowa
  6. 6

    Availability and quality of water from the alluvial, glacial-drift, and Dakota aquifers and water use in southwest Iowa by Hansen, R. E.

    Published: U.S. Dept. of the Interior, U.S. Geological Survey ; Open-File Reports Section [distributor], 1992
    Description: vi, 187 pages : illustrations, maps ; 28 cm.
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    Availability and quality of water from the alluvial, glacial-drift, and Dakota aquifers and water use in southwest Iowa
  7. 7

    Hydrologic data for the Big Spring basin, Clayton County, Iowa, water year . by Iowa. Department of Natural Resources. Geological Survey Bureau, Geological Survey (U.S.)

    Description: volumes : illustrations ; 28 cm.
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    Hydrologic data for the Big Spring basin, Clayton County, Iowa, water year .
  8. 8

    Agricultural chemicals in ground and surface water in a small watershed in Clayton County, Iowa, 1988-91 by Kalkhoff, Stephen J.

    Published: U.S. Dept. of the Interior, U.S. Geological Survey : Earth Science Information Center, U.S. Geological Survey, Open-File Reports Section [distributor], 1996
    Description: vi, 38 pages : illustrations, maps ; 28 cm.
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    Agricultural chemicals in ground and surface water in a small watershed in Clayton County, Iowa, 1988-91
  9. 9

    Hydrology of the alluvial, buried channel, basel Pleistocene and Dakota aquifers in west-central Iowa by Runkle, Donna L.

    Published: U.S. Geological Survey, 1985
    Description: x, 111 pages : illustrations, maps ; 28 cm.
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    Hydrology of the alluvial, buried channel, basel Pleistocene and Dakota aquifers in west-central Iowa
  10. 10

    Hydrologic data for a study of pre-Illinoian glacial till in Linn County, Iowa, water year 1990 by Bowman, Phillip R.

    Published: U.S. Geological Survey ; Books and Open-File Reports, 1991
    Description: iv, 70 pages : map ; 28 cm.
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    Hydrologic data for a study of pre-Illinoian glacial till in Linn County, Iowa, water year 1990
  11. 11

    Hydrologic data for a study of pre-Illinoian glacial till in Linn County, Iowa, water year 1991 by Bowman, Phillip R.

    Published: U.S. Dept. of the Interior, U.S. Geological Survey ; [Books and Open-File Reports Section, distributor], 1992
    Description: iv, 66 pages : illustrations ; 28 cm.
    “…Iowa. Department of Natural Resources. Geological Survey Bureau…”
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    Hydrologic data for a study of pre-Illinoian glacial till in Linn County, Iowa, water year 1991
  12. 12

    Water year 1986 in Iowa : precipitation and water resources by Karsten, Richard A.

    Published: Dept. of the Interior, U.S. Geological Survey : Books and Open-file Reports Section [distributor], 1987
    Description: 1 microfiche : negative, illustrations.
    “…Iowa. Department of Natural Resources. Geological Survey Bureau…”
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    Water year 1986 in Iowa : precipitation and water resources
  13. 13

    Occurrence and distribution of nitrate and herbicides in the Iowa River alluvial aquifer, Iowa--May 1984 to November 1985 by Detroy, Mark G., Kuzniar, Ronald L.

    Published: U.S. Geological Survey, 1988
    Description: 1 online resource (vi, 93 pages) : illustrations, maps.
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    Occurrence and distribution of nitrate and herbicides in the Iowa River alluvial aquifer, Iowa--May 1984 to November 1985
  14. 14

    Hydrology of the alluvial, buried channel, basal Pleistocene and Dakota aquifers in west-central Iowa by Runkle, Donna L.

    Published: U.S. Geological Survey, 1985
    Description: 1 online resource (x, 111 pages) : illustrations, maps + 4 plates.
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    Hydrology of the alluvial, buried channel, basal Pleistocene and Dakota aquifers in west-central Iowa
  15. 15

    Occurrence and distribution of nitrate and herbicides in the Iowa River alluvial aquifers by Detroy, Mark G.

    Published: U.S. Geological Survey, 1988
    Description: vi, 93 pages : illustrations, maps ; 28 cm.
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    Occurrence and distribution of nitrate and herbicides in the Iowa River alluvial aquifers
  16. 16

    Ground-water-quality-monitoring program in Iowa : nitrate and pesticides in shallow aquifers by Detroy, Mark G., Hunt, Pamela K. B., Holub, Maureen A.

    Published: Department of the Interior, U.S. Geological Survey, 1988
    Description: 1 online resource (vi, 31 pages) : illustrations, maps.
    “…Iowa. Department of Natural Resources. Geological Survey Bureau…”
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    Ground-water-quality-monitoring program in Iowa : nitrate and pesticides in shallow aquifers
  17. 17

    Water quality of Corydon Reservoir before implementation of agricultural best-management practices in the basin, Wayne County, Iowa, September 1990 to September 1991 by Kalkhoff, Stephen J.

    Published: U.S. Geological Survey, 1993
    Description: 1 online resource (vi, 36 pages) : illustrations, maps.
    “…Iowa. Department of Natural Resources. Geological Survey Bureau…”
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    Water quality of Corydon Reservoir before implementation of agricultural best-management practices in the basin, Wayne County, Iowa, September 1990 to September 1991
  18. 18

    Water quality of Corydon Reservoir before implementation of agricultural best-management practices in the basin, Wayne County, Iowa, September 1990 to September 1991 by Kalkhoff, Stephen J.

    Published: U.S. Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports [distributor], 1993
    Description: vi, 36 pages : illustrations, maps ; 28 cm.
    “…Iowa. Department of Natural Resources. Geological Survey Bureau…”
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    Water quality of Corydon Reservoir before implementation of agricultural best-management practices in the basin, Wayne County, Iowa, September 1990 to September 1991

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