North Dakota Water Quality
Health violation data for 318 community water systems in North Dakota. Based on EPA Safe Drinking Water Information System (SDWIS) data.
Water Systems
318
Total Violations
169
Systems with Violations
50
Cities with Issues
50
Water Systems with Most Violations
| # | Water System | Violations | Health |
|---|---|---|---|
| 1 | MAXBASS CITY OF Maxbass | 20 | Yes |
| 2 | WHITE SHIELD WATER TREATMENT PLANT New Town | 18 | Yes |
| 3 | TWIN BUTTES WATER PLANT New Town | 11 | Yes |
| 4 | PARSHALL, CITY OF Parshall | 9 | Yes |
| 5 | MCLEAN-SHERIDAN WATER DISTRICT-SYSTEM 2 Turtle Lake | 8 | Yes |
| 6 | FOUR BEARS WATER SYSTEM New Town | 6 | Yes |
| 7 | SPIRIT LAKE WATER MANAGEMENT RWS St. Michael | 6 | Yes |
| 8 | SUNDALE HUTTERIAN ASSOCIATION Milnor | 5 | Yes |
| 9 | CATHAY CITY OF Cathay | 5 | Yes |
| 10 | RAINBOW ESTATES Bismarck | 4 | Yes |
| 11 | OBERON CITY OF Oberon | 4 | Yes |
| 12 | SOURIS CITY OF Souris | 4 | Yes |
| 13 | FLAXTON CITY OF Flaxton | 4 | Yes |
| 14 | GOODRICH CITY OF Goodrich | 4 | Yes |
| 15 | PARSHALL-LUCKY MOUND New Town | 3 | Yes |
| 16 | HARWOOD CITY OF Harwood | 3 | Yes |
| 17 | ELLENDALE CITY OF Ellendale | 3 | Yes |
| 18 | BELCOURT-TURTLE MTN RURAL WATER SYSTEM Belcourt | 2 | Yes |
| 19 | DAKOTA MAGIC CASINO Hankinson | 2 | Yes |
| 20 | SOLEN, CITY OF Solen | 2 | Yes |
| 21 | LINCOLN CITY OF Lincoln | 2 | Yes |
| 22 | DAVENPORT CITY OF Davenport | 2 | Yes |
| 23 | FARGO CITY OF Fargo | 2 | Yes |
| 24 | NEW HRADEC WATERWORKS New Hradec | 2 | Yes |
| 25 | ROBINSON CITY OF Robinson | 2 | Yes |
| 26 | WILLOWBANK COLONY Edgeley | 2 | Yes |
| 27 | TOWNER CITY OF Towner | 2 | Yes |
| 28 | ZAP CITY OF Zap | 2 | Yes |
| 29 | DRAYTON CITY OF Drayton | 2 | Yes |
| 30 | KENSAL CITY OF Kensal | 2 | Yes |
| 31 | WOODWORTH CITY OF Woodworth | 2 | Yes |
| 32 | STANDING ROCK RURAL WATER SYSTEM Fort Yates | 1 | Yes |
| 33 | REEDER CITY OF Reeder | 1 | Yes |
| 34 | NOME CITY OF Nome | 1 | Yes |
| 35 | MADDOCK CITY OF Maddock | 1 | Yes |
| 36 | BOTTINEAU CITY OF Bottineau | 1 | Yes |
| 37 | LANSFORD CITY OF Lansford | 1 | Yes |
| 38 | DAKOTA ADVENTIST ACADEMY Bismarck | 1 | Yes |
| 39 | ARGUSVILLE CITY OF Argusville | 1 | Yes |
| 40 | COUNTRY ACRES WATER CO Horace | 1 | Yes |
| 41 | FORBES CITY OF Forbes | 1 | Yes |
| 42 | FORTUNA CITY OF Fortuna | 1 | Yes |
| 43 | STRASBURG CITY OF Strasburg | 1 | Yes |
| 44 | NORTHWOOD CITY OF Northwood | 1 | Yes |
| 45 | NEW ENGLAND CITY OF New England | 1 | Yes |
| 46 | LEHR CITY OF Lehr | 1 | Yes |
| 47 | ALEXANDER CITY OF Alexander | 1 | Yes |
| 48 | WATFORD RESIDENCE SUITES Watford City | 1 | Yes |
| 49 | UNDERWOOD CITY OF Underwood | 1 | Yes |
| 50 | STANTON CITY OF Stanton | 1 | Yes |
Most Common Contaminants in North Dakota
| Contaminant | Violations | Systems Affected |
|---|---|---|
| Total Trihalomethanes (TTHM) | 77 | 12 |
| Combined Radium 226/228 | 26 | 22 |
| E. coli | 20 | 9 |
| Barium | 11 | 3 |
| Haloacetic Acids (HAA5) | 9 | 2 |
| Gross Alpha | 8 | 8 |
| Total Coliform (RTCR) | 7 | 5 |
| Contaminant 1006 | 4 | 2 |
| Lead & Copper Rule | 2 | 1 |
| Contaminant 1011 | 2 | 1 |
| Fluoride | 2 | 1 |
| Atrazine | 1 | 1 |
Cities with Water Quality Issues
Hankinson Fargo Drayton Edgeley Woodworth Bismarck Stanton Underwood New Town Williston Alexander Watford City Belcourt St. Michael Parshall Solen Fort Yates Reeder Nome Maddock Oberon Bottineau Lansford Maxbass Souris Flaxton Lincoln Argusville Davenport Harwood Horace Ellendale Forbes Fortuna New Hradec Strasburg Northwood New England Robinson Towner +10 more
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About This Data
Water quality data is from the EPA Safe Drinking Water Information System (SDWIS). Health-based violations include Maximum Contaminant Level (MCL) and Treatment Technique (TT) violations. Only community water systems (CWS) in North Dakota are included.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services U.S. Environmental Protection Agency, SDWIS Federal Reporting Services
Read our methodology - how this data is sourced, computed, and verified.