WaterQ

City Water Quality Rankings in North Carolina

302 cities ranked by drinking water quality.

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Popular city water quality comparisons

Burnsville, NC vs Carrboro, NC Compare → Concord, NC vs Hillsborough, NC Compare → Lewiston, NC vs Mount Airy, NC Compare → Nags Head, NC vs Oak Island, NC Compare →

Trending Cities

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#145
Morganton
County, NC
82 B
#146
Pilot Mountain
County, NC
82 B
#147
Spruce Pine
County, NC
82 B
#148
Charlotte
County, NC
81 B
#149
Goldboro
County, NC
81 B
#150
Jonesville
County, NC
81 B
#151
Marshall
County, NC
81 B
#152
Tarheel
County, NC
81 B
#153
Aulander
County, NC
80 B
#154
Beulaville
County, NC
80 B
#155
Boone
County, NC
80 B
#156
Brevard
County, NC
80 B
#157
Butner
County, NC
80 B
#158
Carthage
County, NC
80 B
#159
Denver
County, NC
80 B
#160
Oakboro
County, NC
80 B
#161
Raeford
County, NC
80 B
#162
Sanford
County, NC
80 B
#163
Selma
County, NC
80 B
#164
Angier
County, NC
79 B
#165
Emerald Isle
County, NC
79 B
#166
Columbia
County, NC
78 B
#167
Gastonia
County, NC
78 B
#168
Hays
County, NC
78 B

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.

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