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LakeQuality

Hall Lake vs Little Tuttle Lake

Water quality, depth, fish species, and recreation comparison.

Hall Lake and Little Tuttle Lake both received the same overall water quality grade of F (Very Poor). Both are in Martin County, Minnesota.

Hall Lake and Little Tuttle Lake are both in Minnesota — a same-state head-to-head where the comparison comes down to lake-specific differences in depth, watershed, and monitoring history rather than the broader state-level water-quality regime. These two are within a letter of each other on the rubric — Hall Lake (F) versus Little Tuttle Lake (F). The deciding factors for a recreational visitor are likely physical (depth, access, fish species) rather than water-quality differences.

With grades this close, the choice between the two lakes turns on non-water-quality factors: depth, fish species, public access, distance from home. The per-lake pages below cover all of those.

F

Hall Lake

Martin County, Minnesota

Very murky, less than 2.6 ft of visibility.

F

Little Tuttle Lake

Martin County, Minnesota

Very murky, less than 1 ft of visibility.

Side-by-Side Metrics

Source: EPA National Aquatic Resource Surveys, 2026.

Source: EPA National Aquatic Resource Surveys, 2026.

Source: EPA National Aquatic Resource Surveys, 2026.

Source: EPA National Aquatic Resource Surveys, 2026.

Source: EPA National Aquatic Resource Surveys, 2026.

Source: EPA National Aquatic Resource Surveys, 2026.

Source: EPA National Aquatic Resource Surveys, 2026.

Source: EPA National Aquatic Resource Surveys, 2026.

Source: EPA National Aquatic Resource Surveys, 2026.

MetricHall LakeLittle Tuttle Lake
Overall GradeF (Very Poor)F (Very Poor)
Water Clarity2.6 ft1 ft
Phosphorus96 µg/LNo data
Chlorophyll-a (Algae)80.1 µg/LNo data
Maximum Depth27 ft7 ft
Surface Area548.05 acres638.55 acres
Public AccessYesYes
Fish Species11
Trophic Stateeutrophichypereutrophic

Bold value = better for that metric (lower phosphorus / chlorophyll = cleaner; higher Secchi / depth / species count = better).

Verdict

Both lakes earn the same Grade F. The tiebreakers come down to clarity (Hall Lake: 2.6 ft, Little Tuttle Lake: 1 ft) and what you want from the lake. Hall Lake matches its peer on species count.