Hydrology - Water Resources Report 37
The 100 Largest Public Water Supplies in South Carolina 2005
Roy Newcome, Jr.
The 100 largest public water supply systems in South Carolina are using about 565 million gallons per day in the year 2005. About 85 percent of the water is obtained from lakes and streams, the rest from wells and springs. Among the 100 largest water suppliers, 32 purchase all of their water from other systems and 12 others purchase a portion of their supply.
The five largest water suppliers are Greenville, Columbia, Charleston, Spartanburg, and Grand Strand Water and Sewer Authority. Sumter, seventh in size, is the largest supply using only ground water. The range in pumpage for the 100 largest systems is 66 million gallons per day for the largest to 1.0 million gallons per day for the smallest.
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Paper or electronic versions of this report are available from the SCDNR's Columbia office.