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Teal Lake and Tiger Cat Flowage Lake read the same on nutrients and algae. Both are in Sawyer County, Wisconsin.

Reviewed by LakeQuality Editorial Team · Updated

Teal Lake and Tiger Cat Flowage Lake are both in Wisconsin — 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. The readings are close: Teal Lake and Tiger Cat Flowage Lake sit within a narrow band of each other on phosphorus, chlorophyll-a and clarity. The per-parameter table below shows where the small differences actually live.

With readings 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.

Teal Lake

Sawyer County, Wisconsin

Murky, only visible to about 6.6 ft.

Tiger Cat Flowage Lake

Sawyer County, Wisconsin

Good clarity, visible to about 10.8 ft.

Side-by-Side Metrics

MetricTeal LakeTiger Cat Flowage Lake
Water Clarity6.6 ft10.8 ft Better
Phosphorus16.5 µg/L13.4 µg/L Better
Chlorophyll-a (Algae)No dataNo data
Maximum Depth31 ft Better30 ft
Surface Area1,024 acres819 acres
Public AccessYesYes
Fish Species6 Better4
Trophic Statemesotrophicmesotrophic

A green ✓ marks the better value for that metric (lower phosphorus / chlorophyll = cleaner; higher Secchi / depth / species count = better). Surface area and trophic state carry no tick — a bigger lake is not a better lake.

Verdict

Both lakes earn the same Grade B. The tiebreakers come down to clarity (Teal Lake: 6.6 ft, Tiger Cat Flowage Lake: 10.8 ft) and what you want from the lake. Teal Lake supports more documented fish species.

Source: EPA National Aquatic Resource Surveys, 2026.