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From the site: "NHDPlus is a geo-spatial, hydrologic framework dataset envisioned by the US Environmental Protection Agency. The EPA Office of Water, assisted by the US...
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View within SubmissionGathering Resources...From the site: "This dataset has two purposes: to provide users with a comprehensive set of geospatial characteristics for a large number of gaged watersheds, particularly for...-
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View within SubmissionGathering Resources...Downloadable data depicting the average annual runoff in the United States from 1951 to 1980; could help to understand and/or predict current and future effects and patterns.-
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View within SubmissionGathering Resources...DNR has undergone a project to re-engineer and redesign its information systems for all offices of the department. Specifically, DNR has implemented Strategic Online Natural...-
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View within SubmissionGathering Resources...From the site: "This map layer contains the shallowest principal aquifers of the conterminous United States, Hawaii, Puerto Rico, and the U.S. Virgin Islands, portrayed as...-
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View within SubmissionGathering Resources...From the site: "This dataset is a coverage of the physiographic provinces, aquifer outcrops and recharge rates for Tennessee. Each polygon is attributed with its associated...-
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View within SubmissionGathering Resources...From the site: "This tabular data set represents the mean annual natural groundwater recharge, in millimeters, compiled for every MRB_E2RF1catchment of selected Major River...-
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View within SubmissionGathering Resources...From the site: "Desktop GIS software users may access IGS Web map services (WMS) online without downloading GIS data sets to their local systems. This is particularly useful for...-
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View within SubmissionGathering Resources... -