Hydrology
Data Sources

	Georgia
		Georgia Department of Natural Resources/USGS Center for Spatial Analysis Technologies http://csat.gatech.edu/csat/statewide/statewide.html Medium Resolution Digital Vector Shoreline 1:70,000 scale (NOAA) Hydrography 1:100,000 scale (USGS) River Reach File, Version 3 (RF3) 1:100,000 scale (EPA/USGS) River Reach File, Version 3 (RF3) Major Streams 1:100,000 scale (EPA/USGS) Hydrologic Units 1:250,000 scale (USGS) Nitrates (GA DNR) Groundwater Site Inventory (GWSI) (USGS) U.S. Geological Survey Surface Water Monitoring Sites (USGS)
		Georgia GIS Data Clearing House http://www.gis.state.ga.us/ Counties - Georgia DOT Linear Hydrography - 1:24,000 Counties - Georgia DOT Polygonal Hydrography - 1:24,000 Counties - Tiger Hydrography - 1:100,000
		Hydrologic Unit Maps http://water.usgs.gov/public/GIS/huc.html 1:2,000,000-scale hydrologic units 1:250,000-scale hydrologic units

South Carolina

SCDNR GIS Data Information
http://www.dnr.state.sc.us/gisdata/gisdata.html

Digital Line Graphs, hydrography - 7.5 minute quadrangles, 1:24,000

GIS Data Index
http://www.cla.sc.edu/gis/dataindex.html

Linear Hydrography (by county)
Linear Hydrography (by river name)
Major Rivers
Major Rivers - polygonal composite
Individual Rivers
Major Lakes
Water Basins
Watersheds

Hydrologic Unit Maps
http://water.usgs.gov/public/GIS/huc.html

1:2,000,000-scale hydrologic units
1:250,000-scale hydrologic units

This page is maintained by Thomas Rourke
The person responsible for this web site server is Patrick Harris
Š1998 Strom Thurmond Institute

HydrologyData Sources

Georgia

South Carolina

Hydrology
Data Sources