City Water Quality Rankings in North Carolina
302 cities ranked by drinking water quality.
Popular city water quality comparisons
Trending Cities
#241
Belmont
County, NC
59 D
#242 Louisburg
County, NC
59 D
#243 Oriental
County, NC
59 D
#244 Rockingham
County, NC
59 D
#245 Faison
County, NC
58 D
#246 Leland
County, NC
57 D
#247 Norlina
County, NC
57 D
#248 Rich Square
County, NC
56 D
#249 Denton
County, NC
55 D
#250 Franklin
County, NC
55 D
#251 Boiling Springs
County, NC
54 D
#252 Linville
County, NC
54 D
#253 Rowland
County, NC
54 D
#254 Nashville
County, NC
52 D
#255 Youngsville
County, NC
52 D
#256 Black Mountain
County, NC
51 D
#257 Eden
County, NC
50 D
#258 Jackson
County, NC
50 D
#259 Valdese
County, NC
50 D
#260 Lake Waccamaw
County, NC
48 D
#261 Freemont
County, NC
47 D
#262 Hayesville
County, NC
46 D
#263 Maxton
County, NC
46 D
#264 Mebane
County, NC
46 D
Frequently Asked Questions
How are city water quality rankings calculated in North 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 North 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.