States / North Dakota / Drinking Water
Drinking Water Systems in North Dakota
305 community water systems serving about 706,282 people. 32 have a health-based violation on record since 2015, 1 of them unresolved.
SystemHealth-based violations (2015+)
DUNSEITH CITY OF · DUNSEITH · 773 served · groundwater2 (2 unresolved)
MAXBASS CITY OF · MAXBASS · 84 served · groundwater49
MCLEAN-SHERIDAN WATER DISTRICT-SYSTEM 2 · McLean County · 390 served · purchased surface water23
CATHAY CITY OF · CATHAY · 43 served · groundwater17
SUNDALE HUTTERIAN ASSOCIATION · Sargent County · 110 served · groundwater15
OBERON CITY OF · OBERON · 105 served · groundwater12
HARWOOD CITY OF · HARWOOD · 718 served · groundwater10
FARGO CITY OF · FARGO · 120,762 served · surface water8
ZAP CITY OF · ZAP · 237 served · purchased surface water8
WILLOWBANK COLONY · LaMoure County · 95 served · groundwater8
FLAXTON CITY OF · FLAXTON · 66 served · groundwater8
NEW HRADEC WATERWORKS · NEW HRADEC · 60 served · purchased surface water8
WOODWORTH CITY OF · WOODWORTH · 50 served · purchased groundwater8
ROBINSON CITY OF · ROBINSON · 37 served · groundwater8
GOODRICH CITY OF · GOODRICH · 98 served · groundwater7
FORBES CITY OF · FORBES · 53 served · purchased surface water5
LINCOLN CITY OF · LINCOLN · 4,257 served4
ELLENDALE CITY OF · ELLENDALE · 1,394 served · purchased groundwater4
DRAYTON CITY OF · DRAYTON · 824 served · purchased groundwater4
MOHALL CITY OF · MOHALL · 783 served · purchased groundwater4
BOWBELLS CITY OF · BOWBELLS · 336 served · purchased groundwater4
MAX CITY OF · MAX · 334 served · purchased groundwater4
DAVENPORT CITY OF · DAVENPORT · 252 served · purchased groundwater4
KENSAL CITY OF · KENSAL · 163 served · purchased groundwater4
RUTLAND CITY OF · RUTLAND · 163 served · purchased groundwater4
SOURIS CITY OF · SOURIS · 58 served · groundwater4
COUNTRY ACRES WATER CO · Cass County · 50 served · groundwater4
WATFORD RESIDENCE SUITES · McKenzie County · 32 served · groundwater4
FENDEE ESTATES · Williams County · 30 served · purchased surface water4
PRAIRIE VIEW HOA · Williams County · 226 served · purchased surface water3
FORTUNA CITY OF · FORTUNA · 35 served · purchased surface water3
TOWNER CITY OF · TOWNER · 479 served · groundwater1
BISMARCK CITY OF · BISMARCK · 72,417 served · groundwater under surface influencenone on record
GRAND FORKS REGIONAL WTP · GRAND FORKS · 57,339 served · surface waternone on record
MINOT CITY OF · MINOT · 48,743 served · groundwaternone on record
WEST FARGO CITY OF · WEST FARGO · 34,858 served · purchased surface waternone on record
WILLISTON CITY OF · WILLISTON · 26,426 served · surface waternone on record
DICKINSON CITY OF · DICKINSON · 25,679 served · purchased surface waternone on record
MANDAN CITY OF · MANDAN · 21,769 served · surface waternone on record
JAMESTOWN CITY OF · JAMESTOWN · 15,427 served · groundwaternone on record
SOUTH CENTRAL RWD NORTH BURLEIGH · Burleigh County · 10,400 served · groundwater under surface influencenone on record
SOUTHWEST WATER AUTHORITY · DICKINSON · 8,537 served · surface waternone on record
WAHPETON CITY OF · WAHPETON · 7,766 served · groundwaternone on record
NORTH PRAIRIE RWD-SYSTEM 1&2 · Ward County · 7,748 served · purchased groundwaternone on record
DEVILS LAKE CITY OF · DEVILS LAKE · 7,141 served · groundwaternone on record
VALLEY CITY CITY OF · VALLEY CITY · 6,585 served · surface waternone on record
WATFORD CITY CITY OF · WATFORD CITY · 6,390 served · purchased surface waternone on record
EAST CENTRAL REGIONAL WD-GF · Grand Forks County · 5,995 served · groundwaternone on record
STUTSMAN RURAL WATER DISTRICT · Stutsman County · 5,550 served · groundwaternone on record
GREATER RAMSEY WATER DISTRICT · Ramsey County · 5,280 served · groundwaternone on record
NORTHWEST RURAL WATER DISTRICT · Williams County · 5,102 served · purchased surface waternone on record
BARNES RURAL WATER DISTRICT · VALLEY CITY · 4,938 served · groundwaternone on record
MISSOURI WEST WATER SYSTEM · Morton County · 4,303 served · purchased surface waternone on record
GRAFTON CITY OF · GRAFTON · 4,284 served · surface waternone on record
CASS RURAL WATER DISTRICT FARGO · Cass County · 4,242 served · purchased surface waternone on record
SOUTHEAST WUD (EAST) · ABERCROMBIE · 4,225 served · groundwaternone on record
OMND WATER TREATMENT PLANT · Mercer County · 4,168 served · surface waternone on record
MCKENZIE COUNTY WRD · McKenzie County · 3,895 served · purchased surface waternone on record
SOUTH CENTRAL REGIONAL WATER DISTRICT · Burleigh County · 3,700 servednone on record
CASS RURAL WATER DISTRICT-PHASE I · Cass County · 3,658 served · groundwaternone on record
SOUTH CENTRAL RWD-EMMONS · Emmons County · 3,650 served · surface waternone on record
CENTRAL PLAINS WATER DISTRICT · Wells County · 3,504 served · groundwaternone on record
AGASSIZ WATER USERS DISTRICT · Grand Forks County · 3,438 served · groundwaternone on record
NORTHEAST RWD- NORTH VALLEY BRANCH · Pembina County · 3,422 served · groundwaternone on record
BEULAH CITY OF · BEULAH · 3,058 served · groundwaternone on record
WALSH RURAL WATER DISTRICT · Walsh County · 3,000 served · purchased groundwaternone on record
RUGBY CITY OF · RUGBY · 2,876 served · groundwaternone on record
EAST CENTRAL REGIONAL WD-TRAILL · HILLSBORO · 2,800 served · groundwaternone on record
NORTH PRAIRIE RWD-SYSTEM III · Ward County · 2,742 served · groundwaternone on record
CASSELTON CITY OF · CASSELTON · 2,513 served · purchased groundwaternone on record
TRI-COUNTY WATER DISTRICT · LAKOTA · 2,501 served · groundwaternone on record
NORTHEAST RWD-LANGDON BRANCH · LANGDON · 2,450 served · purchased groundwaternone on record
HAZEN CITY OF · HAZEN · 2,411 served · purchased surface waternone on record
BOTTINEAU CITY OF · BOTTINEAU · 2,211 served · purchased groundwaternone on record
TIOGA CITY OF · TIOGA · 2,202 served · purchased surface waternone on record
LISBON CITY OF · LISBON · 2,154 served · groundwaternone on record
CARRINGTON CITY OF · CARRINGTON · 2,065 served · groundwaternone on record
LANGDON CITY OF · LANGDON · 1,878 served · purchased groundwaternone on record
MAYVILLE CITY OF · MAYVILLE · 1,858 served · purchased groundwaternone on record
OAKES CITY OF · OAKES · 1,856 served · groundwaternone on record
GARRISON RURAL WATER DISTRICT · McLean County · 1,805 served · purchased surface waternone on record
MCLEAN-SHERIDAN WATER DISTRICT-SYSTEM 1 · McLean County · 1,800 served · groundwaternone on record
HARVEY CITY OF · HARVEY · 1,783 served · groundwaternone on record
CASS RURAL WATER DISTRICT-PHASE II · Cass County · 1,700 served · groundwaternone on record
CASS RURAL WATER DISTRICT-PHASE III · Cass County · 1,682 served · groundwaternone on record
SOUTHEAST WUD (CENTRAL-LISBON) · Ransom County · 1,675 served · purchased groundwaternone on record
HORACE CITY OF · HORACE · 1,641 served · purchased surface waternone on record
HILLSBORO CITY OF · HILLSBORO · 1,603 served · groundwaternone on record
BOWMAN CITY OF · BOWMAN · 1,470 served · groundwaternone on record
GARRISON CITY OF · GARRISON · 1,453 served · surface waternone on record
CROSBY CITY OF · CROSBY · 1,406 served · purchased surface waternone on record
PARK RIVER CITY OF · PARK RIVER · 1,403 served · groundwaternone on record
NEW ROCKFORD CITY OF · NEW ROCKFORD · 1,391 served · groundwaternone on record
SURREY CITY OF · SURREY · 1,365 served · purchased groundwaternone on record
LARIMORE CITY OF · LARIMORE · 1,346 served · purchased groundwaternone on record
ALEXANDER CITY OF · ALEXANDER · 1,335 served · groundwaternone on record
MAPLETON CITY OF · MAPLETON · 1,320 served · purchased groundwaternone on record
CAVALIER CITY OF · CAVALIER · 1,302 served · purchased groundwaternone on record
UPPER SOURIS WATER DISTRICT-SYSTEM I · Ward County · 1,296 served · purchased groundwaternone on record
ROLLA CITY OF · ROLLA · 1,280 served · groundwaternone on record
SOUTHEAST WUD (WEST) · Dickey County · 1,275 served · groundwaternone on record
WASHBURN CITY OF · WASHBURN · 1,246 served · surface waternone on record
HETTINGER CITY OF · HETTINGER · 1,226 served · purchased surface waternone on record
STANLEY CITY OF · STANLEY · 1,138 served · purchased surface waternone on record
DAKOTA RURAL WATER DISTRICT SOUTH · Griggs County · 1,135 served · groundwaternone on record
CANDO CITY OF · CANDO · 1,115 served · purchased groundwaternone on record
LINTON CITY OF · LINTON · 1,097 served · purchased surface waternone on record
VELVA CITY OF · VELVA · 1,084 served · groundwaternone on record
ALL SEASONS WD-SYSTEM V · Pierce County · 1,075 served · purchased groundwaternone on record
DAKOTA RURAL WATER DISTRICT NORTH · SHARON · 1,070 served · groundwaternone on record
BURLINGTON CITY OF · BURLINGTON · 1,060 served · purchased groundwaternone on record
BELFIELD CITY OF · BELFIELD · 1,013 served · purchased surface waternone on record
R & T WATER SYSTEM · RAY · 1,003 served · purchased surface waternone on record
WALHALLA CITY OF · WALHALLA · 996 served · purchased groundwaternone on record
COOPERSTOWN CITY OF · COOPERSTOWN · 984 served · groundwaternone on record
BEACH CITY OF · BEACH · 981 served · purchased surface waternone on record
KENMARE CITY OF · KENMARE · 961 served · purchased groundwaternone on record
WISHEK CITY OF · WISHEK · 952 served · groundwaternone on record
RAY CITY OF · RAY · 950 served · purchased surface waternone on record
NEW SALEM CITY OF · NEW SALEM · 946 served · purchased surface waternone on record
NORTHWOOD CITY OF · NORTHWOOD · 945 served · purchased groundwaternone on record
KILLDEER CITY OF · KILLDEER · 939 served · purchased surface waternone on record
HANKINSON CITY OF · HANKINSON · 919 served · purchased groundwaternone on record
ALL SEASONS WD-SYSTEM I · Bottineau County · 890 served · groundwaternone on record
LAMOURE CITY OF · LA MOURE · 889 served · purchased groundwaternone on record
ENDERLIN CITY OF · ENDERLIN · 886 served · groundwaternone on record
TRENTON WATER USERS ASSOC · TRENTON · 840 served · purchased surface waternone on record
GLEN ULLIN CITY OF · GLEN ULLIN · 807 served · purchased surface waternone on record
NAPOLEON CITY OF · NAPOLEON · 792 served · groundwaternone on record
ALL SEASONS WD-SYSTEM III · Bottineau County · 790 served · purchased groundwaternone on record
UNDERWOOD CITY OF · UNDERWOOD · 778 served · purchased surface waternone on record
HATTON CITY OF · HATTON · 777 served · purchased groundwaternone on record
GWINNER CITY OF · GWINNER · 753 served · groundwaternone on record
ASHLEY CITY OF · ASHLEY · 749 served · purchased surface waternone on record
HEBRON CITY OF · HEBRON · 747 served · purchased surface waternone on record
MOTT CITY OF · MOTT · 721 served · purchased surface waternone on record
STEELE CITY OF · STEELE · 715 served · groundwaternone on record
WILTON CITY OF · WILTON · 711 servednone on record
KINDRED CITY OF · KINDRED · 692 served · purchased groundwaternone on record
LAKOTA CITY OF · LAKOTA · 672 served · groundwaternone on record
ALL SEASONS WD-SYSTEM IV · Rolette County · 670 served · groundwaternone on record
MILNOR CITY OF · MILNOR · 653 served · purchased groundwaternone on record
LIDGERWOOD CITY OF · LIDGERWOOD · 652 served · purchased groundwaternone on record
ELGIN CITY OF · ELGIN · 642 served · purchased surface waternone on record
PORTLAND CITY OF · PORTLAND · 606 served · purchased groundwaternone on record
MINTO CITY OF · MINTO · 604 served · purchased groundwaternone on record
NEW ENGLAND CITY OF · NEW ENGLAND · 600 served · purchased surface waternone on record
PEMBINA CITY OF · PEMBINA · 592 served · purchased groundwaternone on record
CENTER CITY OF · CENTER · 588 served · purchased surface waternone on record
TURTLE LAKE CITY OF · TURTLE LAKE · 581 served · purchased groundwaternone on record
EDGELEY CITY OF · EDGELEY · 563 served · purchased groundwaternone on record
RICHARDTON CITY OF · RICHARDTON · 529 served · purchased surface waternone on record
FORMAN CITY OF · FORMAN · 504 served · groundwaternone on record
ROLETTE CITY OF · ROLETTE · 484 served · groundwaternone on record
FESSENDEN CITY OF · FESSENDEN · 479 served · purchased groundwaternone on record
ARGUSVILLE CITY OF · ARGUSVILLE · 475 served · purchased groundwaternone on record
GREATER RAMSEY WD - CARRINGTON · Foster County · 455 served · purchased groundwaternone on record
BERTHOLD CITY OF · BERTHOLD · 454 served · purchased groundwaternone on record
WEST RIVER WATER AND SEWER · Ward County · 450 served · purchased groundwaternone on record
FINLEY CITY OF · FINLEY · 445 served · purchased groundwaternone on record
WYNDMERE CITY OF · WYNDMERE · 429 served · purchased groundwaternone on record
WESTHOPE CITY OF · WESTHOPE · 429 served · purchased groundwaternone on record
LEEDS CITY OF · LEEDS · 427 served · groundwaternone on record
EMERADO CITY OF · EMERADO · 414 served · purchased groundwaternone on record
STRASBURG CITY OF · STRASBURG · 409 served · purchased surface waternone on record
STATE LINE WATER COOP INC · Emmons County · 405 served · purchased surface waternone on record
MCLEAN-SHERIDAN WATER DISTRICT-SYSTEM 3 · McLean County · 400 served · purchased surface waternone on record
MADDOCK CITY OF · MADDOCK · 382 served · groundwaternone on record
MC CLUSKY CITY OF · MCCLUSKY · 380 served · purchased groundwaternone on record
GLENBURN CITY OF · GLENBURN · 380 served · purchased groundwaternone on record
NECHE CITY OF · NECHE · 371 served · purchased groundwaternone on record
FAIRMOUNT CITY OF · FAIRMOUNT · 367 served · groundwaternone on record
STANTON CITY OF · STANTON · 366 served · purchased surface waternone on record
SAWYER CITY OF · SAWYER · 357 served · purchased groundwaternone on record
KULM CITY OF · KULM · 354 served · purchased groundwaternone on record
MCVILLE CITY OF · MCVILLE · 349 served · groundwaternone on record
IMPERIAL VALLEY WATER CO · Burleigh County · 345 servednone on record
ST JOHN CITY OF · ST. JOHN · 341 served · groundwaternone on record
ARTHUR CITY OF · ARTHUR · 337 served · purchased groundwaternone on record
ST THOMAS CITY OF · ST. THOMAS · 331 served · purchased groundwaternone on record
CROWN BUTTE COOP · Morton County · 320 served · purchased surface waternone on record
GACKLE CITY OF · GACKLE · 310 served · purchased groundwaternone on record
MEDINA CITY OF · MEDINA · 308 served · groundwaternone on record
OXBOW CITY OF · OXBOW · 305 served · groundwaternone on record
SOUTH HEART CITY OF · SOUTH HEART · 301 served · purchased surface waternone on record
INSPIRE COMMUNITIES-SPRINGBROOK · Williams County · 300 served · purchased surface waternone on record
MICHIGAN CITY OF · MICHIGAN CITY (CORPORATE NAME · 294 served · groundwaternone on record
CARSON CITY OF · CARSON · 293 served · purchased surface waternone on record
SCRANTON CITY OF · SCRANTON · 281 served · purchased surface waternone on record
POWERS LAKE CITY OF · POWERS LAKE · 280 served · groundwaternone on record
DRAKE CITY OF · DRAKE · 275 served · groundwaternone on record
ABERCROMBIE CITY OF · ABERCROMBIE · 263 served · groundwaternone on record
HUNTER CITY OF · HUNTER · 261 served · purchased groundwaternone on record
HOPE CITY OF · HOPE · 258 served · purchased groundwaternone on record
TOWER CITY CITY OF · TOWER CITY · 253 served · purchased groundwaternone on record
LANSFORD CITY OF · LANSFORD · 245 served · purchased groundwaternone on record
GRENORA CITY OF · GRENORA · 244 served · groundwaternone on record
SHERWOOD CITY OF · SHERWOOD · 242 served · purchased groundwaternone on record
GRANVILLE CITY OF · GRANVILLE · 241 served · purchased groundwaternone on record
GLADSTONE CITY OF · GLADSTONE · 239 served · purchased surface waternone on record
HAZELTON CITY OF · HAZELTON · 235 served · groundwaternone on record
WALCOTT CITY OF · WALCOTT · 235 served · purchased groundwaternone on record
FLASHER CITY OF · FLASHER · 232 served · purchased surface waternone on record
PAGE CITY OF · PAGE · 232 served · purchased groundwaternone on record
UPPER SOURIS WATER DISTRICT-SYSTEM II · Ward County · 230 served · purchased groundwaternone on record
MINNEWAUKAN CITY OF · MINNEWAUKAN · 224 served · groundwaternone on record
ANETA CITY OF · ANETA · 222 served · purchased groundwaternone on record
NEW LEIPZIG CITY OF · NEW LEIPZIG · 221 served · purchased surface waternone on record
WIMBLEDON CITY OF · WIMBLEDON · 216 served · purchased groundwaternone on record
RIVERDALE CITY OF · RIVERDALE · 205 served · surface waternone on record
SHEYENNE CITY OF · SHEYENNE · 204 served · groundwaternone on record
RIVERVIEW HEIGHTS · MANDAN · 200 served · purchased surface waternone on record
APPLE VALLEY COOP · Burleigh County · 200 servednone on record
MOORETON CITY OF · MOORETON · 197 served · purchased groundwaternone on record
SANBORN CITY OF · SANBORN · 192 served · purchased groundwaternone on record
BUFFALO CITY OF · BUFFALO · 188 served · purchased groundwaternone on record
HALLIDAY CITY OF · HALLIDAY · 188 served · purchased surface waternone on record
BINFORD CITY OF · BINFORD · 183 served · purchased groundwaternone on record
GOLDEN VALLEY CITY OF · GOLDEN VALLEY (CORPORATE AND N · 182 served · purchased surface waternone on record
EDMORE CITY OF · EDMORE · 182 served · purchased groundwaternone on record
ARVILLA WATER USERS ASSOCIATION · ARVILLA · 180 served · purchased groundwaternone on record
SOUTHWEST WA-JUNCTION INN(MISSOURI WEST) · Morton County · 173 served · purchased surface waternone on record
GRANDIN CITY OF · GRANDIN · 173 served · purchased groundwaternone on record
LITCHVILLE CITY OF · LITCHVILLE · 172 served · purchased groundwaternone on record
PLAZA CITY OF · PLAZA · 171 served · purchased surface waternone on record
STREETER CITY OF · STREETER · 170 served · groundwaternone on record
RHAME CITY OF · RHAME · 169 served · purchased surface waternone on record
TOLNA CITY OF · TOLNA · 166 served · purchased groundwaternone on record
WILLOW CITY CITY OF · WILLOW CITY · 163 served · purchased groundwaternone on record
REEDER CITY OF · REEDER · 162 served · purchased surface waternone on record
COUNTRY CLUB CO-OP · Burleigh County · 162 servednone on record
REGENT CITY OF · REGENT · 160 served · purchased surface waternone on record
CHRISTINE CITY OF · CHRISTINE · 156 served · purchased groundwaternone on record
LIGNITE CITY OF · LIGNITE · 155 served · groundwaternone on record
MAKOTI CITY OF · MAKOTI · 154 served · groundwaternone on record
WING CITY OF · WING · 152 served · groundwaternone on record
TAYLOR CITY OF · TAYLOR · 148 served · purchased surface waternone on record
DUNN CENTER CITY OF · DUNN CENTER · 146 served · purchased surface waternone on record
MAPLE RIVER HUTTERIAN ASSOCIATION · Dickey County · 140 served · groundwaternone on record
MARMARTH CITY OF · MARMARTH · 136 served · groundwaternone on record
OSNABROCK CITY OF · OSNABROCK · 134 served · purchased groundwaternone on record
COLUMBUS CITY OF · COLUMBUS · 133 served · purchased surface waternone on record
HANNAFORD CITY OF · HANNAFORD · 131 served · purchased groundwaternone on record
BOWDON CITY OF · BOWDON · 131 served · purchased groundwaternone on record
UPHAM CITY OF · UPHAM · 130 served · purchased groundwaternone on record
BISBEE CITY OF · BISBEE · 126 served · purchased groundwaternone on record
PORTAL CITY OF · PORTAL · 126 served · groundwaternone on record
PICK CITY CITY OF · PICK CITY · 123 served · purchased surface waternone on record
ALMONT CITY OF · ALMONT · 122 served · purchased surface waternone on record
NOONAN CITY OF · NOONAN · 121 served · purchased surface waternone on record
COLFAX CITY OF · COLFAX · 121 served · purchased groundwaternone on record
ORISKA CITY OF · ORISKA · 118 served · purchased groundwaternone on record
SYKESTON CITY OF · SYKESTON · 117 served · purchased groundwaternone on record
MEDORA CITY OF · MEDORA · 112 served · purchased surface waternone on record
WILDROSE CITY OF · WILDROSE · 110 served · purchased surface waternone on record
HORSESHOE BEND · Cass County · 110 served · purchased groundwaternone on record
FOREST RIVER COLONY · Grand Forks County · 100 served · groundwaternone on record
FAIRVIEW COLONY · LaMoure County · 100 served · groundwaternone on record
ROSS CITY OF · ROSS · 97 served · purchased surface waternone on record
SHARON CITY OF · SHARON · 96 served · purchased groundwaternone on record
SHELDON CITY OF · SHELDON · 95 served · purchased groundwaternone on record
ROCK LAKE CITY OF · ROCKLAKE (CORPORATE NAME FOR R · 94 served · purchased groundwaternone on record
AMENIA CITY OF · AMENIA · 94 served · purchased groundwaternone on record
MERCER CITY OF · MERCER · 94 served · purchased groundwaternone on record
MOUNTAIN CITY OF · MOUNTAIN · 92 served · purchased groundwaternone on record
GLENFIELD CITY OF · GLENFIELD · 91 served · purchased groundwaternone on record
RIVERDALE SUBDIVISION · Cass County · 88 served · groundwaternone on record
MONTPELIER CITY OF · MONTPELIER · 87 served · purchased groundwaternone on record
DODGE CITY OF · DODGE · 87 served · purchased surface waternone on record
ZEELAND CITY OF · ZEELAND · 86 served · purchased surface waternone on record
RYDER CITY OF · RYDER · 85 served · purchased groundwaternone on record
VERONA CITY OF · VERONA · 85 served · purchased groundwaternone on record
CLEVELAND CITY OF · CLEVELAND · 83 served · purchased groundwaternone on record
KARLSRUHE CITY OF · KARLSRUHE · 82 served · groundwaternone on record
LEHR CITY OF · LEHR · 80 served · groundwaternone on record
TUTTLE CITY OF · TUTTLE · 80 served · groundwaternone on record
DAKOTA ADVENTIST ACADEMY · Burleigh County · 80 servednone on record
COLEHARBOR CITY OF · COLEHARBOR · 79 served · purchased groundwaternone on record
DAZEY CITY OF · DAZEY · 78 served · purchased groundwaternone on record
GARDNER CITY OF · GARDNER · 74 served · purchased groundwaternone on record
JUD CITY OF · JUD · 72 served · purchased groundwaternone on record
HAGUE CITY OF · HAGUE · 71 served · purchased surface waternone on record
MANTADOR CITY OF · MANTADOR · 64 served · purchased groundwaternone on record
NOME CITY OF · NOME · 62 served · purchased groundwaternone on record
GOLVA CITY OF · GOLVA · 61 served · purchased surface waternone on record
MILTON CITY OF · MILTON · 58 served · purchased groundwaternone on record
FRADETS ORCHARD WATER SYSTEM · Cass County · 56 served · groundwaternone on record
SENTINEL BUTTE CITY OF · SENTINEL BUTTE · 56 served · purchased surface waternone on record
MANNING WATER BOARD · MANNING · 55 served · purchased surface waternone on record
FULLERTON CITY OF · FULLERTON · 54 served · purchased groundwaternone on record
BARNEY CITY OF · BARNEY · 52 served · purchased groundwaternone on record
WATFORD CITY MOBILE HOME PARK · McKenzie County · 52 served · groundwaternone on record
NEKOMA CITY OF · NEKOMA · 50 served · purchased groundwaternone on record
SELZ WATER USERS ASSOCIATION · Pierce County · 43 served · groundwaternone on record
SOUTHWEST WA-TOWER HILL (MISSOURI WEST) · Morton County · 43 served · purchased surface waternone on record
MONANGO CITY OF · MONANGO · 36 served · purchased groundwaternone on record
BERLIN CITY OF · BERLIN · 34 served · purchased groundwaternone on record
SOUTHWEST WA-CROWN BUTTE(MISSOURI WEST) · Morton County · 34 served · purchased surface waternone on record
NORTH PRAIRIE RWD SYSTEM IV · Mountrail County · 30 served · purchased surface waternone on record
THE BLUFFS HOA · Williams County · 30 served · purchased surface waternone on record
SIBLEY CITY OF · SIBLEY · 30 served · purchased groundwaternone on record
ARNEGARD CITY OF · McKenzie County · 28 served · purchased surface waternone on record
GRANT COLONY · Ransom County · 25 served · groundwaternone on record
NORTHWESTERN AREA WATER SUPPLY · Ward County · 0 served · purchased groundwaternone on record
WESTERN AREA WATER SUPPLY AUTHORITY · Williams County · 0 served · purchased surface waternone on record
Source: U.S. EPA Safe Drinking Water Information System (SDWIS). "Health-based" counts maximum-contaminant-level, treatment-technique and maximum-residual-disinfectant-level violations recorded since 2015. A violation on record — especially a resolved one — is not a statement about water quality today; contact the water system or your state drinking-water program for current information.