Kane County Lake Quality
Utah, 14 lakes, average grade A (Excellent)
Kane County has 14 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. On average, Kane County lakes grade an A. That puts it near the top of the {{stateName}} county ranking.
The county's lakes lean shallow, which makes the grades sensitive to wind, sediment-resuspension, and any nutrient inputs from the watershed. The cleanest lake on the books is Lake Powell Off Davis Gulch (A); the most-stressed is Nla Lake (B).
Quick Answers for Kane County
Planning a trip? Check special fishing regulations for Lake Powell Off Davis Gulch — or check the official Utah fishing regulations.
All Lakes in Kane County
| Rank | Lake | Grade | Clarity | Phosphorus |
|---|---|---|---|---|
| 1 | Lake Powell Off Davis Gulch | A | 15.4 ft | - |
| 2 | Nla Lake | A | 10.7 ft | - |
| 3 | Lake Powell Halls Xing | B | 12.3 ft | - |
| 4 | Navajo Lake | B | 9.5 ft | - |
| 5 | Nla Lake | B | 5.4 ft | - |
Other Counties in Utah
See how Kane County stacks up in the national county water-quality rankings, or browse the full directory of graded lakes across all 34 states.
Where to stay near Kane County
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Source: EPA National Aquatic Resource Surveys, 2026.