North Dakota Water Quality
305 water systems serving 706,282 people. 1,948 total violations on record.
Safety Grade Distribution
A
171
56%
B
36
12%
C
91
30%
D
6
2%
F
1
0%
305
Water Systems
706,282
Population Served
1,948
Total Violations
106
Health-Based
Most Contaminated Systems
OBERON CITY OF
105 served85 violations69 recent
D
CATHAY CITY OF
43 served57 violations44 recent
D
FORBES CITY OF
53 served85 violations43 recent
C
ROSS CITY OF
97 served55 violations31 recent
C
STATE LINE WATER COOP INC
405 served30 violations29 recent
C
ALMONT CITY OF
122 served51 violations27 recent
C
MAXBASS CITY OF
84 served37 violations23 recent
F
MERCER CITY OF
94 served30 violations22 recent
C
WATFORD RESIDENCE SUITES
32 served27 violations20 recent
C
REGENT CITY OF
160 served41 violations19 recent
C
Cleanest Water Systems
FARGO CITY OF
120,762 served2 violations
A
BISMARCK CITY OF
72,417 served0 violations
A
GRAND FORKS REGIONAL WTP
57,339 served0 violations
A
WEST FARGO CITY OF
34,858 served0 violations
A
WILLISTON CITY OF
26,426 served0 violations
A
DICKINSON CITY OF
25,679 served0 violations
A
MANDAN CITY OF
21,769 served0 violations
A
JAMESTOWN CITY OF
15,427 served1 violations
A
SOUTH CENTRAL RWD NORTH BURLEIGH
10,400 served0 violations
A
SOUTHWEST WATER AUTHORITY
8,537 served0 violations
A
Largest Water Systems in North Dakota
| Water System | Grade | Population | Violations |
|---|---|---|---|
| FARGO CITY OF | A | 120,762 | 2 |
| BISMARCK CITY OF | A | 72,417 | 0 |
| GRAND FORKS REGIONAL WTP | A | 57,339 | 0 |
| MINOT CITY OF | C | 48,743 | 4 |
| WEST FARGO CITY OF | A | 34,858 | 0 |
| WILLISTON CITY OF | A | 26,426 | 0 |
| DICKINSON CITY OF | A | 25,679 | 0 |
| MANDAN CITY OF | A | 21,769 | 0 |
| JAMESTOWN CITY OF | A | 15,427 | 1 |
| SOUTH CENTRAL RWD NORTH BURLEIGH | A | 10,400 | 0 |
| SOUTHWEST WATER AUTHORITY | A | 8,537 | 0 |
| WAHPETON CITY OF | A | 7,766 | 0 |
| NORTH PRAIRIE RWD-SYSTEM 1&2 | A | 7,748 | 1 |
| DEVILS LAKE CITY OF | A | 7,141 | 0 |
| VALLEY CITY CITY OF | A | 6,585 | 0 |
| WATFORD CITY CITY OF | C | 6,390 | 9 |
| EAST CENTRAL REGIONAL WD-GF | A | 5,995 | 2 |
| STUTSMAN RURAL WATER DISTRICT | A | 5,550 | 0 |
| GREATER RAMSEY WATER DISTRICT | A | 5,280 | 0 |
| NORTHWEST RURAL WATER DISTRICT | C | 5,102 | 8 |
Contaminants in North Dakota
Cities in North Dakota
FARGO(1)BISMARCK(8)MINOT(6)GRAND FORKS(1)DICKINSON(6)WEST FARGO(1)WILLISTON(5)MANDAN(5)JAMESTOWN(2)DEVILS LAKE(5)VALLEY CITY(7)KINDRED(6)WATFORD CITY(3)THOMPSON(2)WAHPETON(1)GRAFTON(2)CAVALIER(3)BOTTINEAU(5)MANTADOR(2)LINCOLN(1)FESSENDEN(2)LISBON(2)GILBY(1)GARRISON(2)TURTLE LAKE(4)BEULAH(1)RUGBY(1)FINLEY(3)CASSELTON(1)PETERSBURG(1)KENMARE(3)HAZEN(1)TIOGA(1)CARRINGTON(1)RAY(2)HORACE(5)LANGDON(2)MAYVILLE(1)OAKES(1)HARVEY(1)HILLSBORO(1)BOWMAN(1)FULLERTON(3)CROSBY(1)PARK RIVER(1)ELLENDALE(1)NEW ROCKFORD(1)SURREY(1)LARIMORE(1)ALEXANDER(1)MAPLETON(1)ROLLA(1)WASHBURN(1)HETTINGER(1)STANLEY(1)CANDO(1)LINTON(1)VELVA(1)BURLINGTON(1)BELFIELD(1)WALHALLA(1)LAMOURE(2)COOPERSTOWN(1)BEACH(1)WISHEK(1)NEW SALEM(1)NORTHWOOD(1)KILLDEER(1)HANKINSON(1)ENDERLIN(2)TRENTON(1)DRAYTON(1)STRASBURG(2)GLEN ULLIN(1)NAPOLEON(1)MOHALL(1)UNDERWOOD(1)HATTON(1)DUNSEITH(1)MILNOR(2)GWINNER(1)ASHLEY(1)HEBRON(1)MOTT(1)HARWOOD(1)STEELE(1)WILTON(1)LAKOTA(1)EDGELEY(2)LIDGERWOOD(1)ELGIN(1)PORTLAND(1)MINTO(1)NEW ENGLAND(1)PEMBINA(1)CENTER(1)RICHARDTON(1)FORMAN(1)ROLETTE(1)TOWNER(1)