North Dakota Drinking Water Violations

406Water Systems
3,636Total Violations
211Health-Based

North Dakota has 406 active public water systems regulated under the EPA's Safe Drinking Water Act. Across these systems, there have been 211 health-based violations out of 3,636 total violations recorded. Currently, 4 water systems have unresolved health-based violations.

The most frequently cited health-based contaminants in North Dakota are Unknown, Unknown, and Unknown. Health-based violations mean a water system exceeded an EPA maximum contaminant level (MCL) or failed required treatment standards.

Browse the counties below to find specific water systems, or search by address or ZIP code to find your water provider.

Counties

CountyWater SystemsTotal ViolationsHealth-Based
Bottineau County 6 63 26
Cass County 18 96 8
Benson County 4 90 5
Wells County 5 82 5
Dickey County 5 93 4
Burke County 7 30 4
Stutsman County 7 28 4
Sheridan County 2 20 4
Mercer County 6 12 3
Mchenry County 6 72 2
Pembina County 7 35 2
Dunn County 6 33 2
Burleigh County 4 26 2
Kidder County 3 19 2
Ward County 8 62 1
Richland County 13 60 1
Mclean County 8 53 1
Hettinger County 3 44 1
Grand Forks County 5 37 1
Barnes County 9 36 1
Mcintosh County 4 33 1
Divide County 3 20 1
Rolette County 4 19 1
Sargent County 4 16 1
Emmons County 4 13 1
Mckenzie County 2 11 1
Adams County 2 8 1
Morton County 8 87 0
Mountrail County 3 75 0
Towner County 3 48 0
Nelson County 6 35 0
Eddy County 2 25 0
Griggs County 4 24 0
Stark County 7 24 0
Golden Valley County 3 22 0
Traill County 5 22 0
Williams County 7 22 0
Cavalier County 5 21 0
Lamoure County 6 21 0
Oliver County 1 10 0
Grant County 3 8 0
Billings County 1 6 0
Bowman County 3 5 0
Slope County 1 5 0
Steele County 3 5 0
Foster County 2 4 0
Renville County 3 4 0
Pierce County 1 2 0
Ransom County 3 1 0
Logan County 2 0 0
Ramsey County 2 0 0
Walsh County 3 0 0