City Water Quality Rankings in South Carolina
157 cities ranked by drinking water quality.
Popular city water quality comparisons
Trending Cities
#121
Pageland
County, SC
88 B
#122 Six Mile
County, SC
88 B
#123 Williamston
County, SC
88 B
#124 Union
County, SC
86 B
#125 Chester
County, SC
85 B
#126 Marion
County, SC
84 B
#127 Pawleys Island
County, SC
84 B
#128 Pickens
County, SC
84 B
#129 Salem
County, SC
82 B
#130 Aiken
County, SC
81 B
#131 Andrews
County, SC
81 B
#132 Loris
County, SC
81 B
#133 New Ellenton
County, SC
81 B
#134 Blackville
County, SC
80 B
#135 Fort Jackson
County, SC
80 B
#136 Hemingway
County, SC
80 B
#137 Okatie
County, SC
78 B
#138 Liberty
County, SC
77 B
#139 Mccoll
County, SC
77 B
#140 Jonesville
County, SC
76 B
#141 York
County, SC
76 B
#142 Abbeville
County, SC
74 C
#143 Fairfax
County, SC
68 C
#144 Estill
County, SC
67 C
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.