| Public water system | Population served |
|---|---|
| CHARLOTTE WATER | 1,163,701 |
| RALEIGH, CITY OF | 650,000 |
| WINSTON-SALEM, CITY OF | 391,900 |
| DURHAM, CITY OF | 333,490 |
| GREENSBORO, CITY OF | 319,588 |
| CARY, TOWN OF | 227,300 |
| FAYETTEVILLE PUBLIC WORKS COMM | 226,441 |
| CFPUA-WILMINGTON | 212,227 |
| UNION COUNTY WATER SYSTEM | 169,685 |
| ASHEVILLE CITY OF | 157,431 |
| ONSLOW WTR AND SEWER AUTHORITY | 156,755 |
| BRUNSWICK COUNTY WATER SYSTEM | 151,357 |
| HARNETT REGIONAL WATER | 121,885 |
| CONCORD, CITY OF | 120,548 |
| HIGH POINT, CITY OF | 118,662 |
| GREENVILLE UTILITIES COMM | 103,140 |
| JOHNSTON CO-WEST | 99,027 |
| TWO RIVERS UTILITIES | 96,714 |
| ORANGE WATER & SEWER AUTHORITY | 86,500 |
| APEX, TOWN OF | 83,001 |
| HENDERSONVILLE, CITY OF | 79,278 |
| HICKORY CITY OF | 71,393 |
| ROBESON COUNTY WATER SYSTEM | 67,970 |
| BURLINGTON, CITY OF | 61,365 |
| CLEVELAND COUNTY WATER | 59,395 |
| KANNAPOLIS, CITY OF | 56,050 |
| ROCKY MOUNT, CITY OF | 55,891 |
| MOORESVILLE TOWN OF | 52,509 |
| HOLLY SPRINGS, TOWN OF | 51,947 |
| WILSON, CITY OF | 50,332 |
| LINCOLN COUNTY WTP | 49,693 |
| JACKSONVILLE CITY OF | 49,093 |
| SANFORD, CITY OF | 48,350 |
| SALISBURY-ROWAN | 46,156 |
| BRUNSWICK REGIONAL WATER AND SEWER H2GO | 45,748 |
| MONROE, CITY OF | 43,081 |
| FUQUAY-VARINA, TOWN OF | 42,954 |
| WAYNE WATER DISTRICTS | 39,403 |
| NEW BERN, CITY OF | 37,884 |
| CRAVEN COUNTY WATER SYSTEM | 37,848 |
| USMC LEJEUNE--HADNOT POINT | 37,500 |
| HOKE CO REGIONAL WATER SYSTEM | 36,640 |
| GOLDSBORO, CITY OF | 34,959 |
| PENDER COUNTY UTILITIES | 32,302 |
| DAVIE COUNTY WATER SYSTEM | 31,543 |
| MOORE CO PUBLIC UTIL-PINEHURST | 31,390 |
| CLAYTON, TOWN OF | 30,876 |
| STATESVILLE, CITY OF | 30,843 |
| DARE COUNTY WATER SYSTEM | 28,732 |
| ASHEBORO, CITY OF | 27,819 |
| KINSTON, CITY OF | 27,475 |
| THOMASVILLE, CITY OF | 27,287 |
| MORGANTON CITY OF | 27,221 |
| OAK ISLAND, TOWN OF | 26,924 |
| FRANKLIN COUNTY WATER & SEWER | 26,060 |
| LENOIR, CITY OF | 25,573 |
| JOHNSTON CO-EAST | 25,212 |
| LUMBERTON, CITY OF | 24,460 |
| CURRITUCK COUNTY WATER SYSTEM | 24,130 |
| SOUTHERN PINES, TOWN OF | 24,102 |
| SHELBY, CITY OF | 23,600 |
| KING, CITY OF | 23,370 |
| CHATHAM CO-NORTH | 23,088 |
| RICHMOND COUNTY WATER SYSTEM | 22,578 |
| BEAUFORT CO NORTHSIDE REGIONAL WATER | 22,405 |
| FOREST CITY, TOWN OF | 21,521 |
| HARRISBURG, TOWN OF | 20,549 |
| HALIFAX CO--HALIFAX | 20,250 |
| MEBANE, CITY OF | 20,212 |
| BOONE, TOWN OF | 19,811 |
| WAYNESVILLE, TOWN OF | 19,758 |
| PAMLICO COUNTY WATER | 19,665 |
| LEXINGTON, CITY OF | 19,632 |
| MOUNT HOLLY, CITY OF | 19,200 |
| ELIZABETH CITY, CITY OF | 19,187 |
| MOREHEAD CITY, TOWN OF | 18,846 |
| SOUTH GRANVILLE WTR&SEWER AUTHORITY | 18,555 |
| DUPLIN COUNTY WATER SYSTEM | 18,542 |
| NEWTON, CITY OF | 18,407 |
| ALBEMARLE, CITY OF | 18,396 |
| GRAHAM, CITY OF | 18,354 |
| LAURINBURG, CITY OF | 18,288 |
| BROAD RIVER WATER AUTHORITY | 18,242 |
| BELMONT, CITY OF | 17,477 |
| MARINE CORPS AIR STATION CHERRY POINT | 17,144 |
| USMC LEJEUNE--HOLCOMB BLVD | 17,000 |
| LINCOLNTON, CITY OF | 16,309 |
| WAYNE WATER DISTRICTS PURCHASE | 16,302 |
| CALDWELL CO WATER SYSTEM-SE | 15,710 |
| ROANOKE RAPIDS SANITARY DIST | 15,630 |
| EDEN, CITY OF | 15,500 |
| MONTGOMERY COUNTY WATER SYSTEM | 15,362 |
| CONOVER, CITY OF | 15,347 |
| HENDERSON-KERR LAKE REG WTR | 14,937 |
| HAVELOCK WATER SYSTEM | 14,925 |
| KINGS MOUNTAIN, TOWN OF | 14,784 |
| REIDSVILLE, CITY OF | 14,585 |
| EDGECOMBE WATER & SEWER DISTRICT | 14,485 |
| BLADEN CO WTR DIST-WEST BLADEN | 14,408 |
| HILLSBOROUGH, TOWN OF | 14,006 |
| ANSON COUNTY WATER SYSTEM | 13,880 |
| BERTIE COUNTY REGIONAL WATER | 13,736 |
| VALDESE, TOWN OF | 13,571 |
| ANGIER, TOWN OF | 13,302 |
| WARREN COUNTY WATER SYSTEM | 13,230 |
| PASQUOTANK CO RO WATER SYSTEM | 13,187 |
| ROXBORO, CITY OF | 13,139 |
| ALEXANDER CO WTR DIST | 13,064 |
| WASHINGTON, CITY OF | 13,000 |
| SMITHFIELD, TOWN OF | 12,900 |
| SAMPSON CO WTR DIST II | 12,895 |
| ARCHDALE, CITY OF | 12,700 |
| ROCKINGHAM, CITY OF | 12,510 |
| ABERDEEN, TOWN OF | 12,473 |
| DUNN, CITY OF | 12,442 |
| PERQUIMANS COUNTY WATER SYSTEM | 12,320 |
| BLACK MOUNTAIN, TOWN OF | 11,976 |
| SPRING LAKE, TOWN OF | 11,725 |
| CHOWAN CO WATER SYSTEM | 11,722 |
| GATES COUNTY WATER SYSTEM | 11,621 |
| USMC LEJEUNE--NEW RIVER AIR ST | 11,500 |
| ELON, TOWN OF | 11,350 |
| BREVARD, CITY OF | 11,336 |
| APPALACHIAN STATE UNIV WTP | 11,150 |
| CLINTON, CITY OF | 11,145 |
| GREENE CO REGIONAL WATER SYST | 11,026 |
| TARBORO, TOWN OF | 10,844 |
| PASQUOTANK COUNTY WATER SYSTEM | 10,653 |
| HAMLET WATER SYSTEM | 10,635 |
| WINTERVILLE, TOWN OF | 10,462 |
| COLUMBUS CO WATER DISTRICTS II, III, V | 10,442 |
| MOUNT AIRY, CITY OF | 10,314 |
| WOODFIN SANITARY WATER AND SEWER | 10,122 |
| STANLY CO-WEST STANLY DIST | 9,939 |
| SURF CITY, TOWN OF | 9,730 |
| SOUTH CAMDEN WTR & SWR DISTRCT | 9,717 |
| FRANKLIN, TOWN OF | 9,650 |
| MAGGIE VALLEY SANITARY DIST | 9,629 |
| FORK TOWNSHIP SANITARY DISTRICT | 9,572 |
| TROUTMAN, TOWN OF | 9,562 |
| HANDY SANITARY DISTRICT | 9,548 |
| BEAUFORT CO SOUTHSIDE | 9,369 |
| MARION, CITY OF | 9,362 |
| EAST MOORE WATER DISTRICT | 9,330 |
| OXFORD, CITY OF | 8,972 |
| GIBSONVILLE, TOWN OF | 8,920 |
| FARMVILLE, TOWN OF | 8,887 |
| JONES COUNTY WATER SYSTEM | 8,860 |
| CALDWELL COUNTY WATER--WEST | 8,763 |
| SILER CITY, TOWN OF | 8,520 |
| WEAVERVILLE, TOWN OF | 8,359 |
| DALLAS, TOWN OF | 8,212 |
| SOUTHERN OUTER BANKS WTR SYST | 8,209 |
| EASTOVER SANITARY DISTRICT | 8,150 |
| HERTFORD COUNTY RURAL WATER | 7,970 |
| OCEAN ISLE BEACH, TOWN OF | 7,925 |
| CANTON, TOWN OF | 7,850 |
| WESTERN CAROLINA UNIV WTP | 7,800 |
| SOUTHERN WAYNE SANITARY DIST | 7,793 |
| CENTRAL NASH WATER & SEWER | 7,675 |
| WILLIAMSTON, TOWN OF | 7,650 |
| TUCKASEIGEE WATER & SEWER AUTH | 7,528 |
| GRANITE FALLS, TOWN OF | 7,318 |
| KILL DEVIL HILLS, TOWN OF | 7,200 |
| SEYMOUR JOHNSON AFB | 6,875 |
| CAROLINA BEACH WATER SYSTEM | 6,864 |
| RAEFORD, CITY OF | 6,718 |
| PITTSBORO, TOWN OF | 6,708 |
| WASHINGTON COUNTY WATER SYSTEM | 6,693 |
| HIGHLANDS, TOWN OF | 6,614 |
| JAMESTOWN, TOWN OF | 6,543 |
| ATLANTIC BEACH, TOWN OF | 6,380 |
| AYDEN TOWN OF | 6,366 |
| CHERRYVILLE, CITY OF | 6,353 |
| FIRST CRAVEN SANITARY DISTRICT | 6,325 |
| HOLDEN BEACH, TOWN OF | 6,299 |
| MOCKSVILLE, TOWN OF | 6,200 |
| SELMA, TOWN OF | 6,190 |
| NASHVILLE, TOWN OF | 5,900 |
| WALLACE, TOWN OF | 5,825 |
| WHITE LAKE, TOWN OF | 5,770 |
| BESSEMER CITY, CITY OF | 5,730 |
| WILSON CO SOUTHWEST WATER DIST | 5,730 |
| NORTHAMPTON--MILWAUKEE | 5,715 |
| SPRUCE PINE, TOWN OF | 5,661 |
| WADESBORO, TOWN OF | 5,608 |
| MAIDEN, TOWN OF | 5,563 |
| SAWMILLS, TOWN OF | 5,524 |
| LANDIS, TOWN OF | 5,510 |
| EDENTON, TOWN OF | 5,500 |
| TRYON, TOWN OF | 5,494 |
| DARE CO-CAPE HATTERAS WATER | 5,486 |
| KURE BEACH WATER SYSTEM | 5,484 |
| AHOSKIE, TOWN OF | 5,479 |
| NEWPORT WATER SYSTEM | 5,453 |
| STANLEY, TOWN OF | 5,453 |
| WHITEVILLE, CITY OF | 5,426 |
| ELIZABETHTOWN, TOWN OF | 5,311 |
| CFPUA - WRIGHTSVILLE BEACH | 5,300 |
| HYDE COUNTY WATER SYSTEM | 5,256 |
| LONGVIEW, TOWN OF | 5,244 |
| BURKE CO. WATER-SOUTH | 5,207 |
| JUNALUSKA SANITARY DISTRICT | 5,138 |
| SOUTHEAST CATAWBA COUNTY | 5,080 |
| CHINA GROVE, TOWN OF | 4,895 |
| BENSON, TOWN OF | 4,802 |
| BOILING SPRINGS, TOWN OF | 4,769 |
| TOWN OF CLAYTON - NORTH | 4,703 |
| RANDLEMAN, CITY OF | 4,631 |
| LOUISBURG, TOWN OF | 4,554 |
| RANLO, TOWN OF | 4,511 |
| MURPHY, TOWN OF | 4,498 |
| BEAUFORT, TOWN OF | 4,452 |
| RED SPRINGS, TOWN OF | 4,423 |
| BRYSON CITY, TOWN OF | 4,395 |
| WILSON CO SOUTHEAST WATER DIST | 4,388 |
| NORWOOD, TOWN OF | 4,323 |
| BLADEN CO WTR DIST-EAST BLADEN | 4,310 |
| CARTHAGE, TOWN OF | 4,307 |
| NORTH WILKESBORO, TOWN OF | 4,265 |
| MOUNT OLIVE, TOWN OF | 4,261 |
| BURGAW, TOWN OF | 4,250 |
| YADKINVILLE, TOWN OF | 4,196 |
| ELKIN, TOWN OF | 4,076 |
| BURNSVILLE, TOWN OF | 4,069 |
| NORTHAMPTON--LAKE GASTON | 3,984 |
| WINGATE, TOWN OF | 3,950 |
| LILLINGTON WATER SYSTEM | 3,847 |
| LOWELL, CITY OF | 3,837 |
| SAMPSON CO WTR DIST II - PLAINVIEW | 3,725 |
| WILKESBORO, TOWN OF | 3,687 |
| MURFREESBORO, TOWN OF | 3,645 |
| STANLY CO-AQUADALE DIST | 3,632 |
| TROY, TOWN OF | 3,591 |
| USMC LEJEUNE--RIFLE RANGE | 3,500 |
| TOPSAIL BEACH, TOWN OF | 3,495 |
| DREXEL TOWN OF | 3,302 |
Largest first by population served, as each employer reports it to its federal registry.
Source: U.S. Environmental Protection Agency, Safe Drinking Water Information System (SDWIS/Fed), community water systems. Data captured October 2, 2026.
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