States →
North Carolina Water Quality
5,020 public water systems serving 9,877,724 people.
Water Systems
5,020
Total Violations
524,053
Violation Rate
92.9%
PFAS Detection
60.6%
174 of 287 tested
Largest Water Systems
CHARLOTTE WATER
CHARLOTTE, NC · 1,163,701 served
RALEIGH, CITY OF
RALEIGH, NC · 640,000 served
WINSTON-SALEM, CITY OF
PFAFFTOWN, NC · 388,060 served
DURHAM, CITY OF
DURHAM, NC · 322,083 served
GREENSBORO, CITY OF
GREENSBORO, NC · 319,588 served
CARY, TOWN OF
CARY, NC · 224,000 served
FAYETTEVILLE PUBLIC WORKS COMM
FAYETTEVILLE, NC · 215,590 served
CFPUA-WILMINGTON
WILMINGTON, NC · 198,740 served
UNION COUNTY WATER SYSTEM
MONROE, NC · 167,554 served
ASHEVILLE CITY OF
ASHEVILLE, NC · 157,431 served
ONSLOW WTR AND SEWER AUTHORITY
JACKSONVILLE, NC · 156,755 served
DAVIDSON WATER INC
WELCOME, NC · 153,632 served
BRUNSWICK COUNTY WATER SYSTEM
BOLIVIA, NC · 142,227 served
CONCORD, CITY OF
CONCORD, NC · 120,548 served
HIGH POINT, CITY OF
HIGH POINT, NC · 118,399 served
HARNETT REGIONAL WATER
LILLINGTON, NC · 116,892 served
GREENVILLE UTILITIES COMM
GREENVILLE, NC · 103,140 served
TWO RIVERS UTILITIES
GASTONIA, NC · 93,877 served
JOHNSTON CO-WEST
SMITHFIELD, NC · 92,365 served
ORANGE WATER & SEWER AUTHORITY
CARRBORO, NC · 86,300 served
Most Violations
#1 CIRCLE H MHP ABERDEEN
6,905 #2 IMAGINATION STATION ACADEMY, LLC WAKE FOREST
3,749 #3 TURKEY PEN MHP CARY
3,092 #4 WALNUT COVE, TOWN OF WALNUT COVE
2,973 #5 RHA HEALTH SERVICES, LLC CHARLOTTE
2,659 #6 KENSINGTON PLACE S/D BIRMINGHAM
2,343 #7 SAPPHIRE LAKES DEVELOPMENT ROSMAN
2,275 #8 WESTWOOD MHP MONROE
2,116 #9 OAK LEVEL MHP NASHVILLE
2,093 #10 CAMERON, TOWN OF CAMERON
1,945 #11 ASHEBORO COUNTRY CLUB ESTATES BIRMINGHAM
1,924 #12 SARATOGA TOWN OF LUCAMA
1,887 #13 ORCHARD VIEW PARK MOUNT AIRY
1,853 #14 WEATHERSTONE @ OLDE FOREST S/D BIRMINGHAM
1,837 #15 WHISPERING PINES MHP DURHAM
1,782 Counties in North Carolina
Mecklenburg
61 systems · 1,181,269 served
· 8,081 violations
Wake
437 systems · 1,145,508 served
· 42,422 violations
Guilford
202 systems · 489,022 served
· 30,107 violations
Forsyth
19 systems · 392,063 served
· 2,199 violations
Cumberland
90 systems · 349,358 served
· 9,862 violations
Durham
50 systems · 329,624 served
· 6,257 violations
Onslow
20 systems · 288,498 served
· 2,366 violations
New Hanover
67 systems · 237,607 served
· 5,068 violations
Brunswick
27 systems · 234,624 served
· 1,546 violations
Union
42 systems · 221,518 served
· 3,657 violations
Davidson
8 systems · 212,093 served
· 871 violations
Buncombe
106 systems · 205,247 served
· 10,869 violations
Johnston
54 systems · 204,441 served
· 7,155 violations
Gaston
255 systems · 198,602 served
· 26,256 violations
Pitt
15 systems · 172,848 served
· 1,946 violations
Cabarrus
68 systems · 154,756 served
· 13,403 violations
Harnett
9 systems · 151,047 served
· 428 violations
Catawba
148 systems · 145,176 served
· 13,944 violations
Iredell
123 systems · 142,971 served
· 11,569 violations
Alamance
99 systems · 134,389 served
· 11,703 violations
Rowan
195 systems · 133,720 served
· 16,867 violations
Craven
15 systems · 125,817 served
· 902 violations
Wayne
11 systems · 124,816 served
· 1,280 violations
Orange
67 systems · 118,561 served
· 11,617 violations
Robeson
13 systems · 109,476 served
· 2,256 violations
Cleveland
10 systems · 104,768 served
· 1,513 violations
Moore
65 systems · 101,362 served
· 16,035 violations
Henderson
106 systems · 94,309 served
· 6,924 violations
Nash
54 systems · 81,242 served
· 11,276 violations
Burke
51 systems · 75,954 served
· 2,095 violations
Showing top 30 of 100 counties.