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LakeQuality

Kitchi West Arm Lake vs Moose Lake

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

Moose Lake has a higher water quality grade (A, Excellent) than Kitchi West Arm Lake (B, Good). Both are in Beltrami County, Minnesota.

Both Kitchi West Arm Lake and Moose Lake sit in Minnesota. A same-state comparison strips out the state-level water-quality regime as a variable: any grade differences here are about the lakes themselves, not the agencies grading them. The grades are close: Kitchi West Arm Lake (B) and Moose Lake (A) are within one letter of each other on the LakeGrade rubric. The per-parameter sub-grades below will show where the small differences actually live.

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.

B

Kitchi West Arm Lake

Beltrami County, Minnesota

Good clarity, visible to about 10.2 ft.

A

Moose Lake

Beltrami County, Minnesota

Good clarity, visible to about 14.1 ft.

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.

MetricKitchi West Arm LakeMoose Lake
Overall GradeB (Good)A (Excellent)
Water Clarity10.2 ft14.1 ft
PhosphorusNo data11 µg/L
Chlorophyll-a (Algae)7.7 µg/LNo data
Maximum Depth50 ft71 ft
Surface Area1.9K acres600.71 acres
Public AccessNoYes
Fish Species11
Trophic Statemesotrophicoligotrophic

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

Verdict

Moose Lake wins on overall water quality with a Grade A versus Kitchi West Arm Lake's Grade B. Water clarity: 14.1 ft vs 10.2 ft. For fishing diversity, Moose Lake also leads with 1 species.