Greenville Water draws from Table Rock and North Saluda reservoirs and Lake Keowee, and disinfects with chloramine. The county's manufacturing corridor also introduces industrial contaminant risks in groundwater.
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Greenville County Water Quality Summary
- Water Source
- Table Rock and North Saluda reservoirs, and Lake Keowee (Greenville Water)
- Primary Concerns
- Chloramine Byproducts, Manganese, Industrial VOCs
- Water Hardness
- Very soft (under 1 GPG, Greenville Water)
- Utility
- Greenville Water System
Your water in Greenville County
- Water utility
- Mainly Greenville Water (more than 750,000 residents); Greer CPW serves the Greer area
- Source
- Greenville Water: Table Rock, North Saluda and Lake Keowee. Greer: Lakes Robinson and Cunningham
- Disinfectant
- Chloramine (Greenville Water)
- Hardness
- Greenville Water: less than 1 grain per gallon on average ("very soft")
- Latest report
- Greenville Water 2025 Water Quality Report
- Two plants. The Adkins plant (90 MGD) draws from Lake Keowee. The Stovall plant (75 MGD) filters Table Rock and North Saluda water using dissolved air flotation. (Greenville Water 2025 Water Quality Report)
- Greer is different. Greer CPW serves about 24,500 customers from Lakes Robinson and Cunningham, fed by the South Tyger River, and reports no known lead service lines. (Greer CPW: Water)
- Low by-products. In 2006 Greenville Water received a state "40/30" exemption for low trihalomethane and haloacetic acid levels, which it credits to chloramines. (Greenville Water: Chloramines FAQ)
Cities & Communities We Serve in Greenville County
- Greenville
- Simpsonville
- Mauldin
- Greer
- Taylors
- Berea
- Fountain Inn
- Travelers Rest
Dedicated pages: Greenville SC Water Testing
Related guides
- Water Filtration & Testing in Greenville
- Greenville, SC Water Quality Report
- Free Water Testing in Greenville, SC
- PFAS in Your Drinking Water
- Water Softener Cost in Myrtle Beach, SC
Frequently asked questions
What is the water quality like in Greenville County?
Generally good at the source, but chloramine disinfection byproducts and industrial corridor runoff are the main concerns. ClearFlow offers free in-home testing across Greenville County.
Does Greenville County water have chloramine?
Yes, Greenville Water uses chloramine as a disinfectant. Chloramine forms different byproducts than chlorine and generally requires catalytic carbon rather than standard carbon filtration.
How do I schedule a free water test in Greenville County?
Call (843) 742-1196 or book online. ClearFlow's Greenville-area specialists serve all of Greenville County.