Cleanest Lakes in North Dakota
Spiritwood Lake in Stutsman County leads the rankings with a water quality grade of A and 31 ft of clarity. Below are the top 50 cleanest monitored lakes in North Dakota, ranked by EPA water quality score.
Ranked List
| # | Lake | County | Grade | Clarity | Phosphorus | Algae |
|---|---|---|---|---|---|---|
| 1 | Spiritwood Lake | Stutsman | A | 31 ft | - | 5.5 µg/L |
| 2 | Lake Upsilon | Rolette | A | 11.2 ft | - | 2.1 µg/L |
| 3 | Twin Lakes | LaMoure | A | 14.1 ft | - | 3.2 µg/L |
| 4 | Round Lake | McHenry | A | 12.1 ft | - | 2.4 µg/L |
| 5 | Qacmainstfbk Lake | Mercer | A | - | 10 µg/L | 7 µg/L |
| 6 | Velva Sportsmans Dam Lake | Ward | B | 13.6 ft | - | 6.4 µg/L |
| 7 | Davis Dam Lake | Slope | B | 7.5 ft | - | 4.8 µg/L |
| 8 | Arroda Lake | Oliver | B | 6.7 ft | - | 3 µg/L |
| 9 | Kota Ray Dam Lake | Williams | B | 7.7 ft | - | 3.5 µg/L |
| 10 | Skjermo Lake | Divide | B | 7.7 ft | - | 2 µg/L |
| 11 | Qacmainstdup Lake | Mercer | B | - | 10 µg/L | 11 µg/L |
| 12 | Lake Ashtabula | Barnes | B | 3.4 ft | - | 3.3 µg/L |
| 13 | Lake Ashtabula | Barnes | B | 6.6 ft | - | 4 µg/L |
| 14 | Mt Carmel Dam Lake | Cavalier | B | 7.9 ft | - | 6.2 µg/L |
| 15 | Gordon Center Lake | Rolette | B | 8.2 ft | - | 5.3 µg/L |
| 16 | Wheaton Lake | Rolette | B | 8.5 ft | - | 5.3 µg/L |
| 17 | Lake Darling | Renville | B | 4.9 ft | - | 2.4 µg/L |
| 18 | Lake Darling | Renville | B | 9.8 ft | - | 6.5 µg/L |
| 19 | Clark Lake | Stutsman | B | 10 ft | - | 14.8 µg/L |
| 20 | Northgate Dam Lake | Burke | B | 9.4 ft | - | 6.4 µg/L |
| 21 | Jarvis Lake Center | Rolette | B | 7.7 ft | - | 5.9 µg/L |
| 22 | Moores Lake | Dickey | B | 6.2 ft | - | 2.4 µg/L |
| 23 | Jamestown Reservoir | Stutsman | B | 7.2 ft | - | 8.5 µg/L |
| 24 | Pheasant Lake | Dickey | B | 3.6 ft | - | 3.5 µg/L |
| 25 | Baukol-Noonan Dam Lake | Divide | B | 9.7 ft | - | 5.6 µg/L |
| 26 | North Lemmon Lake | Adams | B | 5.7 ft | - | 4.8 µg/L |
| 27 | Blacktail Dam Lake | Williams | B | 7.2 ft | - | 8.6 µg/L |
| 28 | Lutz Dam Lake | Bowman | B | 14.4 ft | - | 11.5 µg/L |
| 29 | Kettle Lake | Williams | B | 5.3 ft | - | 3.9 µg/L |
| 30 | Lake Williams | Kidder | B | 4.7 ft | - | 1.5 µg/L |
| 31 | Homme Dam Lake | Walsh | B | 5.7 ft | - | 4.4 µg/L |
| 32 | Lake Audubon | McLean | B | 4.7 ft | - | 4.7 µg/L |
| 33 | North Carlson Lake | Ward | B | 3.7 ft | - | 2.9 µg/L |
| 34 | Lake Tschida | Grant | C | 6 ft | 23.5 µg/L | 12 µg/L |
| 35 | Carlson-Tande Dam Lake | Griggs | C | 5.6 ft | - | 8.1 µg/L |
| 36 | Fordville Dam Lake | Grand Forks | C | 4.4 ft | - | 5.2 µg/L |
| 37 | Mooreton Pond | Richland | C | 3 ft | - | 2.8 µg/L |
| 38 | Moon Lake | Barnes | C | 4.4 ft | - | 8.5 µg/L |
| 39 | Red Willow Lake | Griggs | C | 6.4 ft | - | 6.8 µg/L |
| 40 | Powers Lake | Mountrail | C | 5.6 ft | - | 7.9 µg/L |
| 41 | Kulm-Edgeley Dam Lake | LaMoure | C | 9 ft | - | 14.1 µg/L |
| 42 | Lake Metigoshe | Bottineau | C | 5.4 ft | - | 9.1 µg/L |
| 43 | Short Creek Dam Lake | Burke | C | 3.8 ft | - | 9.3 µg/L |
| 44 | Hurdsfield-Tuffy Lake | Wells | C | 9.5 ft | - | 10.3 µg/L |
| 45 | Lake Tschida | Grant | C | 5.1 ft | - | 8.3 µg/L |
| 46 | Lake Lamoure | LaMoure | C | 8 ft | - | 18.4 µg/L |
| 47 | Lake Tschida | Grant | C | 5.2 ft | - | 6.1 µg/L |
| 48 | Buffalo Lodge Lake | McHenry | C | 3 ft | - | 2.6 µg/L |
| 49 | East Arroda Lake | Oliver | C | 5.6 ft | - | 6.2 µg/L |
| 50 | Belfield Dam Lake | Stark | C | 3.8 ft | - | 5.2 µg/L |