Skip to main content
LakeQuality
C

Montgomery County Lake Quality

Tennessee, 1 lakes, average grade C (Fair)

Only 1 lakes in Montgomery County carry an active grade. The county-level summary is therefore representative of those specific lakes, not necessarily of every water body in the county. The county average is C — the middle of the rubric, with one or two lakes pulling the average up or down depending on year.

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 Cumberland River Lake (C); the most-stressed is Cumberland River Lake (C).

Loading map…

All Lakes in Montgomery County

RankLakeGradeClarityPhosphorus
1Cumberland River LakeC--

See how Montgomery 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 Montgomery County

Top-rated places to stay near Montgomery County

Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.

Planning a trip to Montgomery County?

Get lake water-quality report cards plus the best cabin & lodging deals near Montgomery County — straight to your inbox. No spam, unsubscribe anytime.

Source: EPA National Aquatic Resource Surveys, 2026.