City Water Quality Rankings in South Carolina
157 cities ranked by drinking water quality.
Popular city water quality comparisons
Trending Cities
#145
Saluda
County, SC
65 C
#146 Gilbert
County, SC
64 C
#147 Whitmire
County, SC
64 C
#148 Dalzell
County, SC
63 C
#149 Carlisle
County, SC
60 C
#150 Mccormick
County, SC
60 C
#151 Jenkinsville
County, SC
58 D
#152 Chesnee
County, SC
55 D
#153 Kingstree
County, SC
54 D
#154 Hilton Head
County, SC
50 D
#155 Calhoun Falls
County, SC
36 F
#156 Denmark
County, SC
33 F
#157 Cheraw
County, SC
0 F
Frequently Asked Questions
How are city water quality rankings calculated in South Carolina?
WaterQ city rankings are based on EPA SDWIS data across local public water systems, including contaminant detections, compliance violations, and recency-weighted score signals.
Can I compare two cities in South Carolina?
Yes. Use the city comparison links on this page or open the Compare tool to evaluate two cities side by side on score, grade, and water system coverage.
How often does WaterQ refresh city data?
City-level metrics refresh when new EPA data is processed. Check city pages for latest score and violation context.