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AquaCensus

North Carolina public water systems

5,087 active systems regulated under the Safe Drinking Water Act, serving a reported 10M people across 137 counties.

Dataset updated . Source: EPA SDWIS/ECHO, refreshed quarterly.

Active systems

5,087

Population served

10M

Community systems

2,031

Groundwater share

90.9%

System types in North Carolina

2,031

Community water system

311

Non-transient non-community water system

2,745

Transient non-community water system

Largest water systems in North Carolina

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The largest active public water systems in North Carolina by population served
#Water systemCountyPopulation servedTypeSource
1Charlotte WaterMecklenburg1,163,701CommunitySurface water
2Raleigh, City ofWake650,000CommunitySurface water
3Winston-Salem, City ofForsyth391,900CommunitySurface water
4Durham, City ofDurham333,490CommunitySurface water
5Greensboro, City ofGuilford319,588CommunitySurface water
6Cary, Town ofWake227,300CommunitySurface water
7Fayetteville Public Works CommCumberland226,441CommunitySurface water
8Cfpua-WilmingtonNew Hanover212,227CommunitySurface water
9Union County Water SystemUnion169,685CommunitySurface water
10Asheville City ofBuncombe157,431CommunitySurface water
11Onslow Wtr and Sewer AuthorityOnslow156,755CommunityGroundwater
12Davidson Water Inc.Davidson154,307CommunitySurface water
13Brunswick County Water SystemBrunswick151,357CommunitySurface water
14Harnett Regional WaterHarnett121,885CommunitySurface water
15Concord, City ofCabarrus120,548CommunitySurface water
16High Point, City ofGuilford118,662CommunitySurface water
17Greenville Utilities CommPitt103,140CommunitySurface water
18Johnston Co-WestJohnston99,027CommunitySurface water
19Two Rivers UtilitiesGaston96,714CommunitySurface water
20Orange Water & Sewer AuthorityOrange86,500CommunitySurface water
21Apex, Town ofWake83,001CommunityPurchased surface water
22Hendersonville, City ofHenderson79,278CommunitySurface water
23Hickory City ofCatawba71,393CommunitySurface water
24Robeson County Water SystemRobeson67,970CommunityGroundwater
25Old North Utilities Services/Ft BraggCumberland65,000CommunityPurchased surface water

By county

Wake441 systemsGaston247 systemsGuilford206 systemsRowan194 systemsCatawba148 systemsIredell123 systemsSurry115 systemsTransylvania114 systemsJackson111 systemsHenderson106 systemsBuncombe105 systemsAlamance101 systemsWatauga96 systemsRandolph96 systemsMcDowell94 systemsRockingham92 systemsCumberland89 systemsWilkes88 systemsMacon76 systemsCarteret75 systemsFranklin74 systemsYadkin74 systemsAvery70 systemsCabarrus68 systemsOrange67 systemsMoore64 systemsNew Hanover64 systemsColumbus63 systemsMecklenburg62 systemsLincoln61 systemsRutherford60 systemsHaywood58 systemsSwain56 systemsJohnston54 systemsNash54 systemsPender54 systemsBurke53 systemsGranville51 systemsDurham50 systemsSampson50 systemsStokes48 systemsPerson46 systemsChatham45 systemsMadison41 systemsUnion41 systemsAshe37 systemsGraham36 systemsVance35 systemsCaswell33 systemsCaldwell30 systemsStanly29 systemsClay28 systemsBrunswick27 systemsYancey26 systemsPolk26 systemsWilson26 systemsAlexander25 systemsMitchell25 systemsBladen25 systemsAlleghany23 systemsMartin21 systemsOnslow21 systemsMontgomery20 systemsDuplin20 systemsForsyth19 systemsWarren18 systemsHoke18 systemsScotland18 systemsCherokee17 systemsCurrituck17 systemsCraven15 systemsDare15 systemsNorthampton15 systemsPitt15 systemsRobeson13 systemsBeaufort13 systemsHalifax13 systemsWayne11 systemsCleveland10 systemsHarnett9 systemsRichmond9 systemsEdgecombe9 systemsLenoir9 systemsDavidson8 systemsAnson8 systemsLee8 systemsGreene8 systemsHertford8 systemsBertie7 systemsWashington7 systemsButler7 systemsDavie6 systemsBeaver6 systemsPasquotank4 systemsPerquimans4 systemsCarroll4 systemsGenesee3 systemsJefferson3 systemsHyde3 systemsJones3 systemsPamlico3 systemsTyrrell3 systems
Caroline2 systems
St. Louis2 systems
Chowan2 systems
Gates2 systems
Licking2 systems
York2 systems
Harris2 systems
Campbell2 systems
Spotsylvania2 systems
Fannin1 systems
Ascension Parish1 systems
Dorchester1 systems
Worcester1 systems
Camden1 systems
Perry1 systems
Pickaway1 systems
Portage1 systems
Chester1 systems
Monroe1 systems
Westmoreland1 systems
Mercer1 systems
Adams1 systems
Lebanon1 systems
Colleton1 systems
Bandera1 systems
Gillespie1 systems
Smith1 systems
Giles1 systems
Grayson1 systems
Augusta1 systems
Louisa1 systems
Roanoke1 systems
Dinwiddie1 systems
Bedford1 systems
Loudoun1 systems