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2. Identification and classification of perennial streams of Arkansas
3. Identification and description of potential ground-water quality monitoring wells in Florida
4. Identification of hydraulically conductive fractures intersecting boreholes in fractured gneiss near Ashford, Connecticut
5. Identification of nitrate sources contributing to ground water in the Indian Hills area of Douglas County, Nevada
6. Identification of potential public water-supply areas of the Cape Cod aquifer, Massachusetts, using a geographic information system
7. Identification of potential water-bearing zones by the use of borehole geophysics in the vicinity of Keystone Sanitation Superfund Site, Adams County, Pennsylvania and Carroll County, Maryland
8. Identification of water-quality trends using sediment cores from Dillon Reservoir, Summit County, Colorado
9. Immediate and long-term hazards from lahars and excess sedimentation in rivers draining Mt. Pinatubo, Philippines
10. Impact of changes in land use on the ground-water system in the Sequim-Dungeness peninsula, Clallam County, Washington
11. Impact of development on availability and quality of ground water in eastern Nassau County, Florida, and southeastern Camden County, Georgia
12. Impact of discharges from point and nonpoint sources on water quality of the upper Reedy River near Greenville, South Carolina
13. Impact of the proposed I-326 crossing on the 500-year flood stages of the Congaree River near Columbia, South Carolina
14. Impact on the Columbia River of an outburst of Spirit Lake
15. Impacts of the Tampa Bypass Canal system on the areal hydrology, Hillsborough County, Florida
16. An implicit dispersive transport algorithm for the U.S. Geological Survey MOC3D solute-transport model
17. The importance of ground water in the Great Lakes Region
18. Improvement of flood-frequency estimates for selected small watersheds in eastern Kansas using a rainfall-runoff model
19. In situ production of chlorine-36 in the eastern Snake River Plain aquifer, Idaho : implications for describing ground-water contamination near a nuclear facility
20. An index of ecological integrity for the Mississippi alluvial plain ecoregion : index development and relations to selected landscape variables
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