Cleanest Lakes in Kansas
Wilson Lake in Russell County leads the rankings with a water quality grade of A and 8.7 ft of clarity. Below are the top 50 cleanest monitored lakes in Kansas, ranked by EPA water quality score.
Ranked List
| # | Lake | County | Grade | Clarity | Phosphorus | Algae |
|---|---|---|---|---|---|---|
| 1 | Wilson Lake | Russell | A | 8.7 ft | 0.1 µg/L | 2.8 µg/L |
| 2 | Pottawatomie State Fishing Lake | Pottawatomie | A | 8.3 ft | 0 µg/L | 2.2 µg/L |
| 3 | Nla Lake | Wyandotte | A | 9.9 ft | 14 µg/L | 4.8 µg/L |
| 4 | Pottawatomie State Fishing Lake | Pottawatomie | A | 7.6 ft | 14.5 µg/L | 4.5 µg/L |
| 5 | Cedar Bluff Lake | Trego | B | 5.9 ft | 0 µg/L | 12 µg/L |
| 6 | Nla Lake | Chautauqua | B | 5.2 ft | 17.5 µg/L | 4.3 µg/L |
| 7 | Lake Crawford | Crawford | B | 5.1 ft | 0 µg/L | 12.7 µg/L |
| 8 | Leavenworth Co State Fishing Lake | Leavenworth | B | 4.3 ft | 12 µg/L | 14.8 µg/L |
| 9 | New Yates Center Lake | Woodson | B | 5.2 ft | 0 µg/L | 13.1 µg/L |
| 10 | Madison City Lake | Greenwood | B | 4.1 ft | 0 µg/L | 7.5 µg/L |
| 11 | Melvern Lake | Osage | B | 4.8 ft | 21 µg/L | 6 µg/L |
| 12 | Bone Creek Lake | Crawford | B | 5.8 ft | 0 µg/L | 13 µg/L |
| 13 | Severy City Lake | Greenwood | B | 3.6 ft | 0 µg/L | 16.3 µg/L |
| 14 | Colby City Pond | Thomas | B | - | 0.3 µg/L | 10.4 µg/L |
| 15 | Nla Lake | Sedgwick | B | 6.2 ft | 38.4 µg/L | 4.7 µg/L |
| 16 | Nla Lake | Russell | B | 3.4 ft | 35.5 µg/L | 4.7 µg/L |
| 17 | Nla Lake | Johnson | B | 3.4 ft | 22.7 µg/L | 7.6 µg/L |
| 18 | Nla Lake | Shawnee | B | 4.9 ft | 17.9 µg/L | 8.3 µg/L |
| 19 | Geary Co State Fishing Lake | Geary | B | 4.3 ft | 15.5 µg/L | 12.8 µg/L |
| 20 | Clinton Lake | Douglas | B | 3.8 ft | 24 µg/L | 14.9 µg/L |
| 21 | Louisburg State Fishing Lake | Miami | B | 3 ft | 21 µg/L | 10 µg/L |
| 22 | Wilson Co State Fishing Lake | Wilson | B | 3.6 ft | 12.5 µg/L | 23 µg/L |
| 23 | St Jacobs Well Lake | Clark | B | 5.2 ft | 27.5 µg/L | 3.6 µg/L |
| 24 | Pleasanton Reservoir | Linn | B | 4.3 ft | 22 µg/L | 16 µg/L |
| 25 | Lake Coldwater | Comanche | B | 3.6 ft | 24.5 µg/L | 13.5 µg/L |
| 26 | Murray Gill Lake | Chautauqua | B | 7.2 ft | 47.5 µg/L | 4.7 µg/L |
| 27 | Rooks Co State Fishing Lake | Rooks | B | 2.9 ft | 0.1 µg/L | 24.2 µg/L |
| 28 | Hillsdale Lake | Miami | C | 3.7 ft | 30 µg/L | 19.3 µg/L |
| 29 | Blue Mound City Lake | Linn | C | 4.9 ft | 34.5 µg/L | 8.3 µg/L |
| 30 | Nla Lake | Greenwood | C | 2.7 ft | 27.2 µg/L | 8 µg/L |
| 31 | Lake Wabaunsee | Wabaunsee | C | 4.9 ft | 28 µg/L | 9.4 µg/L |
| 32 | Kanopolis Lake | Ellsworth | C | 2.6 ft | 52.5 µg/L | 10 µg/L |
| 33 | New Olathe Lake | Johnson | C | 3.4 ft | 29 µg/L | 10 µg/L |
| 34 | El Dorado Lake | Butler | C | 2.8 ft | 34.5 µg/L | 14.3 µg/L |
| 35 | Cowley Co State Fishing Lake | Cowley | C | 3.9 ft | 26.5 µg/L | 19.5 µg/L |
| 36 | Eureka Lake | Greenwood | C | 2.4 ft | 40.5 µg/L | 18 µg/L |
| 37 | Strowbridge Reservoir | Osage | C | 2.4 ft | 24 µg/L | 27 µg/L |
| 38 | Sedan City North Lake | Chautauqua | C | 3.6 ft | 26.5 µg/L | 14.5 µg/L |
| 39 | Richmond City Lake | Franklin | C | 3.9 ft | 27 µg/L | 19 µg/L |
| 40 | Kiowa Co State Fishing Lake | Kiowa | C | 1.9 ft | 29 µg/L | 11 µg/L |
| 41 | Prairie Lake | Jackson | C | 2.3 ft | 39.5 µg/L | 16 µg/L |
| 42 | Winfield City Lake | Cowley | C | 3.6 ft | 27.5 µg/L | 13 µg/L |
| 43 | Bourbon Co State Fishing Lake | Bourbon | C | 2.5 ft | 35 µg/L | 19.5 µg/L |
| 44 | Polk Daniels State Fishing Lake | Elk | C | 3.3 ft | 56 µg/L | 17.5 µg/L |
| 45 | Moline Reservoir | Elk | C | 1.7 ft | 39.5 µg/L | 17 µg/L |
| 46 | Atwood Township Lake | Rawlins | C | 1 ft | 0.2 µg/L | 66.9 µg/L |
| 47 | Marais des Cygnes Wildlife Area Lake | Linn | C | 0.5 ft | 2.3 µg/L | 602.2 µg/L |
| 48 | Fossil Lake | Russell | C | 0.7 ft | 0.4 µg/L | 142 µg/L |
| 49 | Lenexa Lake | Johnson | C | - | 29 µg/L | 16.2 µg/L |
| 50 | Ernie Miller Park Lake | Johnson | C | - | 55.6 µg/L | 16.5 µg/L |