waterbycounty

South Carolina Water Quality

Drinking water data for all 46 counties.

Avg Water Score

99.9

State Grade

A

Counties with Data

46

of 46 total

All South Carolina Counties

CountyWater Score
Aiken County100.0
Allendale County100.0
Anderson County100.0
Barnwell County100.0
Beaufort County100.0
Calhoun County100.0
Charleston County100.0
Chester County100.0
Clarendon County100.0
Darlington County100.0
Dillon County100.0
Dorchester County100.0
Edgefield County100.0
Fairfield County100.0
Florence County100.0
Greenville County100.0
Greenwood County100.0
Hampton County100.0
Horry County100.0
Jasper County100.0
Kershaw County100.0
Lancaster County100.0
Laurens County100.0
Lee County100.0
Marion County100.0
Marlboro County100.0
Newberry County100.0
Oconee County100.0
Orangeburg County100.0
Pickens County100.0
Richland County100.0
Spartanburg County100.0
Sumter County100.0
York County100.0
Berkeley County99.9
Cherokee County99.9
Colleton County99.9
Georgetown County99.9
Lexington County99.9
Bamberg County99.8
Chesterfield County99.7
Abbeville County99.6
Saluda County99.6
Williamsburg County99.6
McCormick County98.9
Union County98.8

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Data Source

Water quality data sourced from the EPA Safe Drinking Water Information System (SDWIS) via the ECHO enforcement database. Scores reflect compliance history and health-based violation counts.

Disclaimer: This data is informational only. It is not health, legal, or professional advice. For concerns about your specific water supply, contact your local water utility.

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