Cleanest Lakes in Texas
Lake Hawkins in Wood County leads the rankings with a water quality grade of A and 6.7 ft of clarity. Below are the top 32 cleanest monitored lakes in Texas, ranked by EPA water quality score.
Ranked List
| # | Lake | County | Grade | Clarity | Phosphorus | Algae |
|---|---|---|---|---|---|---|
| 1 | Lake Hawkins | Wood | A | 6.7 ft | 20 µg/L | 6.9 µg/L |
| 2 | Hubbard Creek Reservoir | Stephens | B | 3.1 ft | 30 µg/L | 9 µg/L |
| 3 | Lake Fk Reservoir | Wood | C | 1.9 ft | 53 µg/L | - |
| 4 | Lynchburg Reservoir | Harris | C | 1.1 ft | 98.5 µg/L | 5.9 µg/L |
| 5 | Lake Bob Sandlin | Camp | C | 3.9 ft | 30 µg/L | 19.5 µg/L |
| 6 | B A Steinhagen Reservoir | Jasper | C | 1.1 ft | 60 µg/L | 10.9 µg/L |
| 7 | Lake Gilmer | Upshur | C | 3 ft | 38 µg/L | 24.9 µg/L |
| 8 | Sam Rayburn Reservoir | San Augustine | C | 3.9 ft | 27.5 µg/L | 18.6 µg/L |
| 9 | Purtis Creek Lake | Henderson | C | 3 ft | 45 µg/L | 25.7 µg/L |
| 10 | Lake Tyler E | Smith | C | 3.3 ft | 25 µg/L | 25.8 µg/L |
| 11 | Lake Tyler | Smith | C | 3.4 ft | 30 µg/L | 22 µg/L |
| 12 | Lewisville Lake | Denton | D | 1.8 ft | 43 µg/L | 26.8 µg/L |
| 13 | Grapevine Lake | Tarrant | D | 2.4 ft | 48 µg/L | 18.5 µg/L |
| 14 | Lake Tawakoni | Hunt | D | 1.5 ft | 100 µg/L | 32 µg/L |
| 15 | Ray Roberts Lake | Cooke | D | 2.6 ft | 30 µg/L | 15 µg/L |
| 16 | Lake Conroe | Montgomery | D | 2.2 ft | 70 µg/L | - |
| 17 | Lake Whitney | Bosque | D | 3.1 ft | 40 µg/L | 19.3 µg/L |
| 18 | Ray Roberts Lake Site | Denton | D | 3.9 ft | 20.1 µg/L | 15.6 µg/L |
| 19 | Lake Gladewater | Upshur | D | 3 ft | 35 µg/L | 28.2 µg/L |
| 20 | Possum Kingdom Lake | Stephens | D | 3.9 ft | 30 µg/L | 14.5 µg/L |
| 21 | Lake Brownwood | Brown | D | 1.8 ft | 45 µg/L | 22.6 µg/L |
| 22 | Wright Patman Lake Site | Cass | D | 1.8 ft | 84.7 µg/L | 23.4 µg/L |
| 23 | Lake Ray Hubbard | Rockwall | F | 2 ft | 64 µg/L | 31.8 µg/L |
| 24 | Lake Houston S Union Pacific Rr Bridge | Harris | F | 1.3 ft | 210.5 µg/L | 36.7 µg/L |
| 25 | Lavon Lake | Collin | F | 1.4 ft | 106.5 µg/L | 48 µg/L |
| 26 | Lake Palestine | Smith | F | 2 ft | 48 µg/L | 56.5 µg/L |
| 27 | Lake Murvaul | Panola | F | 2.1 ft | 53.9 µg/L | 65.3 µg/L |
| 28 | Lake O the Pines Mid Lake | Marion | F | 2.7 ft | 30 µg/L | 41.7 µg/L |
| 29 | Lake Amon G Carter | Montague | F | 2.3 ft | 40 µg/L | 40.1 µg/L |
| 30 | Upper Lake Palestine | Smith | F | 1.6 ft | 80 µg/L | 61.6 µg/L |
| 31 | Leon Reservoir | Eastland | F | 1.8 ft | 30 µg/L | 37.3 µg/L |
| 32 | Lake Opines | Marion | F | 2 ft | 50 µg/L | 59.2 µg/L |
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