Cleanest Lakes in Arkansas
Beaver Lake in Carroll County leads the rankings with a water quality grade of A and 20 ft of clarity. Below are the top 50 cleanest monitored lakes in Arkansas, ranked by EPA water quality score.
Ranked List
| # | Lake | County | Grade | Clarity | Phosphorus | Algae |
|---|---|---|---|---|---|---|
| 1 | Beaver Lake | Carroll | A | 20 ft | 6 µg/L | 1.2 µg/L |
| 2 | Beaver Lake | Carroll | A | 19.1 ft | - | 2 µg/L |
| 3 | Greers Ferry Lake | Cleburne | A | 10 ft | 11 µg/L | 2.9 µg/L |
| 4 | Bull Shoals Lake | Baxter | A | 16.1 ft | 22 µg/L | 3.8 µg/L |
| 5 | Lake Ouachita | Garland | A | 15 ft | 20 µg/L | 3.2 µg/L |
| 6 | Greers Ferry Lake | Cleburne | A | 13.7 ft | - | 4.1 µg/L |
| 7 | Lake Sequoyah | Sharp | A | - | 26.5 µg/L | 2.1 µg/L |
| 8 | Lake Cherokee | Sharp | A | - | 25 µg/L | 2.7 µg/L |
| 9 | Lake Thunderbird | Sharp | A | - | 22.5 µg/L | 1.2 µg/L |
| 10 | Vagabond Lake | Sharp | A | - | 23 µg/L | 1.4 µg/L |
| 11 | Lake Kimberly | Independence | A | - | 21.5 µg/L | 4.8 µg/L |
| 12 | Lake Maumelle | Pulaski | B | 9 ft | 13 µg/L | 4.4 µg/L |
| 13 | Lake Winona | Saline | B | 7.2 ft | 11 µg/L | 2.1 µg/L |
| 14 | Bull Shoals Lake | Boone | B | 10.9 ft | 27 µg/L | 4.5 µg/L |
| 15 | Greers Ferry Lake @ Brush Creek | Cleburne | B | 6.6 ft | 18.5 µg/L | 4.9 µg/L |
| 16 | Huckleberry Reservoir | Pope | B | 8.4 ft | 9.5 µg/L | 4.3 µg/L |
| 17 | Lake Hamilton | Garland | B | 11.9 ft | 22.5 µg/L | 7.4 µg/L |
| 18 | Nla Lake | Garland | B | 8.3 ft | 13.9 µg/L | 5.8 µg/L |
| 19 | Lake Ouachita | Garland | B | 13 ft | - | 5 µg/L |
| 20 | Lake Weddington | Washington | B | - | 23 µg/L | 7.4 µg/L |
| 21 | Lake Ann | Benton | B | - | 27 µg/L | 5.8 µg/L |
| 22 | Norwood Lake | Benton | B | - | 22.5 µg/L | 8 µg/L |
| 23 | Lake Mirandy | Sharp | B | - | 34 µg/L | 2 µg/L |
| 24 | Loch Lomond Lake | Benton | B | - | 22 µg/L | 8.5 µg/L |
| 25 | Lake Leatherwood | Carroll | B | - | 30 µg/L | 2.9 µg/L |
| 26 | Lake Rayburn | Benton | B | - | 22 µg/L | 6.6 µg/L |
| 27 | Lake Wilson | Washington | B | - | 20 µg/L | 7.4 µg/L |
| 28 | Lake Maumelle | Pulaski | B | 5.3 ft | 17 µg/L | 5.4 µg/L |
| 29 | Norfork Lake | Baxter | B | 12.2 ft | 30 µg/L | 6 µg/L |
| 30 | Degray Lake | Clark | B | 9.5 ft | 24 µg/L | 8.8 µg/L |
| 31 | Lake Windsor | Benton | B | - | 34 µg/L | 9.1 µg/L |
| 32 | Lake Avalon | Benton | B | - | 27 µg/L | 17.5 µg/L |
| 33 | Driver Creek Lake | Van Buren | B | - | 27 µg/L | 13 µg/L |
| 34 | Felsenthal Lake | Ashley | B | - | 60 µg/L | 4.9 µg/L |
| 35 | Lake Columbia | Columbia | B | - | 20 µg/L | 17.5 µg/L |
| 36 | Beaver Lake | Benton | C | 4.6 ft | 25 µg/L | 9.1 µg/L |
| 37 | Norfork Lake | Baxter | C | 9.8 ft | 30 µg/L | 6.1 µg/L |
| 38 | Spring Lake | Yell | C | 6.1 ft | 26.5 µg/L | 9.2 µg/L |
| 39 | Lake Fort Smith | Crawford | C | 6.5 ft | 24 µg/L | 5.1 µg/L |
| 40 | Nla Lake | Howard | C | 6.4 ft | 21 µg/L | 7.1 µg/L |
| 41 | Cove Lake | Logan | C | 3.5 ft | 43.5 µg/L | 8.5 µg/L |
| 42 | Brewer Lake | Conway | C | 4.1 ft | 29 µg/L | 16 µg/L |
| 43 | Lake Greeson | Pike | C | 5.1 ft | 25 µg/L | 14.5 µg/L |
| 44 | Lake Catherine | Garland | C | 6 ft | 76 µg/L | 3.1 µg/L |
| 45 | Horsehead Lake | Johnson | C | - | 30 µg/L | 13.5 µg/L |
| 46 | Lee Creek Lake | Crawford | C | - | 30 µg/L | 10 µg/L |
| 47 | Lake Austelle | Cross | C | - | 30 µg/L | 17.5 µg/L |
| 48 | Cox Creek Lake | Grant | C | - | 30 µg/L | 18.9 µg/L |
| 49 | Fesenthal Lake | Union | C | - | 60 µg/L | 7.9 µg/L |
| 50 | Cane Creek Lake | Lincoln | C | - | 30 µg/L | 14.1 µg/L |