This is a great source for all things water related.
Go here for general information.
Go here for water use information
The Environmental Protection Agency (EPA) water page.
GEORGIA SPECIFIC USGS WATER DATA
Go here for general information and here for water use data.
Georgia's EPA Division: Information on watersheds and more. More EPA data for Georgia here
Georgia water history timeline created by the Georgia Association of Water Professionals
The Georgia State Water Plan
Georgia Soil and Water Conservation Commission: Governor appointed commission members
National Environmentally Sound Production Agricultural Laboratory (NESPAL) from the UGA College of Ag: Focusing on Georgia water issues and information
Georgia Stats from NESPAL.