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LakeQuality

Shagawa Lake vs White Iron Lake

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

White Iron Lake has a higher water quality grade (B, Good) than Shagawa Lake (C, Fair). Both are in Minnesota.

Shagawa Lake and White Iron 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 — Shagawa Lake (C) versus White Iron Lake (B). 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.

C

Shagawa Lake

St. Louis County, Minnesota

Moderate clarity, visible to about 8.9 ft.

B

White Iron Lake

Lake County, Minnesota

Murky, only visible to about 4.5 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.

MetricShagawa LakeWhite Iron Lake
Overall GradeC (Fair)B (Good)
Water Clarity8.9 ft4.5 ft
PhosphorusNo data19 µg/L
Chlorophyll-a (Algae)No dataNo data
Maximum Depth48 ft47 ft
Surface Area2.3K acres3.2K acres
Public AccessYesYes
Fish Species11
Trophic Statemesotrophiceutrophic

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

Verdict

White Iron Lake wins on overall water quality with a Grade B versus Shagawa Lake's Grade C. Water clarity: 4.5 ft vs 8.9 ft. For fishing diversity, White Iron Lake also leads with 1 species.