Bryan County Lake Quality
Texas, 1 lakes, average grade (Not rated)
Bryan County has 1 graded lakes — a thin enough sample that one or two stressed lakes can move the county average noticeably. Use the per-lake pages below for what actually matters.
Most of the county's monitored lakes are shallow — under 50 feet — which means wind keeps the water column mixed all summer and sediment-bound phosphorus releases back into the surface layer whenever the bottom is disturbed. Lake Texoma Off Shore Zm Site (—) is the cleanest in the county.
Quick Answers for Bryan County
Planning a trip? Check special fishing regulations for Lake Texoma Off Shore Zm Site — or check the official Texas fishing regulations.
All Lakes in Bryan County
| Rank | Lake | Grade | Clarity | Phosphorus |
|---|---|---|---|---|
| 1 | Lake Texoma Off Shore Zm Site | 4.9 ft | - |
Other Counties in Texas
See how Bryan County stacks up in the national county water-quality rankings, or browse the full directory of graded lakes across all 36 states and 2 Canadian provinces.
Where to stay near Bryan County
Top-rated places to stay near Bryan County
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Source: EPA National Aquatic Resource Surveys, 2026.