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Ripley Lake reads lower on nutrients and algae than Star Lake. Both are in Meeker County, Minnesota.

Reviewed by LakeQuality Editorial Team · Updated

Ripley Lake and Star 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. The readings are meaningfully apart: Ripley Lake carries clearly lower phosphorus and chlorophyll-a readings than Star Lake. A spread that wide reflects real underlying differences, in watershed inputs, depth profiles, or monitoring rigor.

For a recreational visitor, the wider gap in the readings is decisive: Ripley Lake has the lower nutrient and algae numbers. For a researcher, the gap is the interesting part: what is different about the two watersheds, and which of those differences is mutable?

Ripley Lake

Meeker County, Minnesota

Murky, only visible to about 4.6 ft.

Star Lake

Meeker County, Minnesota

Very murky, less than 1 ft of visibility.

Side-by-Side Metrics

MetricRipley LakeStar Lake
Water Clarity4.6 ft Better1 ft
Phosphorus44 µg/L Better63.5 µg/L
Chlorophyll-a (Algae)19.4 µg/L Better34.7 µg/L
Maximum Depth18 ft Better15 ft
Surface Area614 acres553 acres
Public AccessYesYes
Fish Species12 Better10
Trophic Stateeutrophiceutrophic

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

Ripley Lake reads lower on nutrients and algae than Star Lake. Water clarity: 4.6 ft vs 1 ft. For fishing diversity, Ripley Lake also leads with 12 species.

Source: EPA National Aquatic Resource Surveys, 2026.