| Grand Forks City Of | Grand Forks | 8.56 |
| Bismarck City Of (potw) | Bismarck | 7.4 |
| Wahpeton City Of | Wahpeton | 6.65 |
| West Fargo City Of | West Fargo | 6.43 |
| Valley City / Municipal Wells | Valley City | 5.65 |
| Fargo City Of | Fargo | 4.12 |
| City Of Minot - Minot Landfill | Minot | 3.72 |
| Williston City Of | Williston | 3.16 |
| New Town Water Resource Recovery Facility | New Town | 2.61 |
| Tate Topa Tribal Grant School (four Winds) | Fort Totten | 1.75 |
| Mandan Landfill / Ts | Mandan | 1.72 |
| Hillsboro WTP | Hillsboro | 0.11 |
| Enderlin City Of | Enderlin | 0.09 |
| Prairie Knights Casino & Resort | Fort Yates | 0.03 |
| Steele WTP | Steele | 0.01 |
| Adams City Of | Adams City | — |
| Amenia City Of | Amenia | — |
| Anamoose City Of | Anamoose | — |
| Aneta City Of | Aneta | — |
| Antler City Of | Antler | — |
| Argusville City Of | Argusville | — |
| Arnegard, City Of | Arnegard | — |
| Arthur | Arthur | — |
| Ashley City Of | Ashley | — |
| Barney City Of | Barney | — |
| Belfield Lagoon | Belfield | — |
| Berthold City Of | Berthold | — |
| Beulah City Of | Beulah | — |
| Binford City Of | Binford | — |
| Bisbee City Of | Bisbee | — |
| Bowdon City Of | Bowdon | — |
| Bowman Lagoon | Bowman | — |
| Bullhead Lagoon | Fort Yates | — |
| Butte City Of | Butte | — |
| Buxton City Of | Buxton | — |
| Cando City Of | Cando | — |
| Carrington City Of | Carrington | — |
| Carson City Of | Carson | — |
| Cathay City Of | Cathay | — |
| Cayuga City Of | Cayuga | — |
| City Of Hunter | Hunter | — |
| City Of Jud | Jud | — |
| City Of Marion | Marion | — |
| City Of Medina | Medina | — |
| City Of Sibley | Sibley | — |
| City Of Verona | Verona | — |
| Cleveland, City Of | Cleveland | — |
| Clifford City Of | Clifford | — |
| Cogswell City Of | Cogswell | — |
| Colfax City Of | Colfax | — |
| Columbus City Of | Columbus | — |
| Cooperstown City Of | Cooperstown | — |
| Courtenay City Of | Courtenay | — |
| Crosby City Of | Crosby | — |
| Crystal City Of | Crystal | — |
| Davenport City Of | Davenport | — |
| Dawson City Of | Dawson | — |
| Dazey, City Of | Dazey | — |
| Des Lacs, City Of | Des Lacs | — |
| Devils Lake City Of | Devils Lake | — |
| Douglas City Of | Douglas | — |
| Drake, City Of | Drake | — |
| Dwight City Of | Dwight | — |
| East Dunseith Wastewater Treatment Lagoons | Belcourt | — |
| East Fairview City Of | Fairview | — |
| Edgeley City Of | Edgeley | — |
| Edmore City Of | Edmore | — |
| Epping City Of | Epping | — |
| Fairdale City Of | Fairdale | — |
| Fairview Mt City Of | Fairview | — |
| Fessenden City Of | Fessenden | — |
| Fingal City Of | Fingal | — |
| Finley City Of | Finley | — |
| Flasher City Of | Flasher | — |
| Flaxton City Of | Flaxton | — |
| Forbes City Of | Forbes | — |
| Fort Totten-West Acres WWTF | Fort Totten | — |
| Fort Yates Lagoon System | Fort Yates | — |
| Fortuna City Of | Fortuna | — |
| Fredonia City Of | Fredonia | — |
| Gilby City Of | Gilby | — |
| Glen Ullin City Of | Glen Ullin | — |
| Glenburn, City Of | Glenburn | — |
| Glenfield City Of | Glenfield | — |
| Golva City Of | Golva | — |
| Goodrich City Of | Goodrich | — |
| Granville, City Of | Granville | — |
| Green Acres Lagoon System WWTF | Belcourt | — |
| Grenora City Of | Grenora | — |
| Gwinner, City Of | Gwinner | — |
| Hague City Of | Hague | — |
| Hampden City Of | Hampden | — |
| Hankinson City Of | Hankinson | — |
| Hatton City Of | Hatton | — |
| Hazelton, City Of | Hazelton | — |
| Hope City Of | Hope | — |
| Hurdsfield City Of | Hurdsfield | — |
| International Peace Gardens | Dunseith | — |
| Kenel Lagoon | Fort Yates | — |
| Kenmare City Of | Kenmare | — |
| Kensal City Of | Kensal | — |
| Kramer City Of | Kramer | — |
| Kulm City Of | Kulm | — |
| Lake Metigoshe Recreation | Bottineau | — |
| Lankin City Of | Lankin | — |
| Lansford City Of | Lansford | — |
| Lawton City Of | Lawton | — |
| Leeds City Of | Leeds | — |
| Lehr City Of | Lehr | — |
| Lemmon City Of | Lemmon | — |
| Leonard City Of | Leonard | — |
| Lidgerwood City Of | Lidgerwood | — |
| Lignite City Of | Lignite | — |
| Litchville City Of | Litchville | — |
| Little Eagle Community Lagoon | Fort Yates | — |
| Maddock City Of | Maddock | — |
| Makoti City Of | Makoti | — |
| Mantador City Of | Mantador | — |
| Maple River Water Resource Dis | Walcott | — |
| Martin City Of | Martin | — |
| Max City Of | Max | — |
| Maxbass City Of | Maxbass | — |
| Mcclusky City Of | Mcclusky | — |
| Mchenry City Of | Mchenry | — |
| Mcville / City Sewage Lagoon | Mcville | — |
| Medora City Of | Medora | — |
| Mercer City Of | Mercer | — |
| Michigan City Of | Michigan | — |
| Milnor City Of | Milnor | — |
| Milton City Of | Milton | — |
| Minnewauken - City Of WTP | Minnewaukan | — |
| Mountain City Of | Mountain | — |
| Munich City Of | Munich | — |
| Napoleon City Of | Napoleon | — |
| Nekoma City Of | Nekoma | — |
| New Leipzig City Of | New Leipzig | — |
| New Salem City Of | New Salem | — |
| Newburg City Of | Newburg | — |
| Nome City Of | Nome | — |
| Noonan City Of | Noonan | — |
| Oberon City Of | Oberon | — |
| Oriska City Of | Oriska | — |
| Osnabrock City Of | Osnabrock | — |
| Page City Of | Page | — |
| Pekin City Of | Pekin | — |
| Petersburg City Of | Petersburg | — |
| Pick City City Of | Pick City | — |
| Pisek City Of | Pisek | — |
| Plaza City Of | Plaza | — |
| Portal City Of | Portal | — |
| Ray City Of | Ray | — |
| Reynolds City Of | Reynolds | — |
| Rhame City Of | Rhame | — |
| Riverview Estates Wastewater Treatment Facility | New Town | — |
| Riverview Heights | Mandan | — |
| Robinson City Of | Robinson | — |
| Rock Lake City Of | Rock Lake | — |
| Rolette City Of | Rolette | — |
| Rutland City Of | Rutland | — |
| Ryder City Of | Ryder | — |
| Sanborn City Of | Sanborn | — |
| Scranton City Of | Scranton | — |
| Sentinel Butte City Of | Sentinel Butte | — |
| Sharon City Of | Sharon | — |
| Sheldon City Of | Sheldon | — |
| Shell Valley Project | Belcourt | — |
| Sherwood Waste Water Treatment Plant | Sherwood | — |
| Sky Dancer Lagoon System | Belcourt | — |
| Spirit Lake Casino WWTF | Saint Michael | — |
| St John City Of | St John | — |
| St. Mary'S Housing Lagoon | Belcourt | — |
| St Michaels Wastewater Treatment Lagoon | Fort Totten | — |
| St Thomas City Of | St Thomas | — |
| Stanley City Of | Stanley | — |
| Starkweather City Of | Starkweather | — |
| Steele City Of | Steele | — |
| Strasburg City Of-Treatment Plant | Strasburg | — |
| Streeter City Of | Streeter | — |
| Surrey City Of | Surrey | — |
| Tappen City Of | Tappen | — |
| Taylor City Of | Taylor | — |
| Thompson City Of | Thompson | — |
| Tokio Wastewater Treatment Lagoons | Fort Totten | — |
| Tower City City Of | Tower City | — |
| Turtle Lake City Of | Turtle Lake | — |
| Tuttle City Of | Tuttle | — |
| Twin Buttes Wastewater Treatment Lagoons | New Town | — |
| Underwood City Of | Underwood | — |
| Unk | Crary | — |
| Unk | Forman | — |
| Upham City Of | Upham | — |
| Venturia City Of | Venturia | — |
| Walcott City Of | Walcott | — |
| Watford City City Of | Watford City | — |
| Westhope City Of | Westhope | — |
| White Shield Wastewater Treatment Lagoon | New Town | — |
| Wilton City Of | Wilton | — |
| Wing City Of | Wing | — |
| Woodworth City Of | Woodworth | — |
| Wyndmere City Of | Wyndmere | — |
