How Clean Is Buchanan Lake?
Buchanan Lake has fair water quality — typical of lakes with moderate nutrient enrichment. Its nutrient and algae readings come from EPA monitoring data. Water clarity (Secchi depth): 5.5 ft. Phosphorus: 22 µg/L. Chlorophyll-a (algae): 12.3 µg/L. Trophic State Index: 52.
Cleanliness Snapshot
| Metric | Buchanan Lake | Minnesota avg |
|---|---|---|
| Water Clarity (Secchi) | 5.5 ft | — |
| Phosphorus | 22 µg/L | <30 = clean |
| Chlorophyll-a (Algae) | 12.3 µg/L | <10 = clean |
| Trophic State Index | 52 | <50 = clean |
How does Buchanan Lake compare?
Buchanan Lake's readings match or beat the Minnesota state average. It ranks #62 of 66 lakes in Otter Tail County on nutrient and algae readings. Multi-year monitoring data shows water quality is improving based on 3 years of records.
Stays via Stay22
Where to stay near Buchanan Lake
Compare cabins, hotels, and vacation rentals near Buchanan Lake in Otter Tail County, Minnesota. Live availability and prices for your nights. Switch the map to Satellite to see how close each stay is to the water.
Top-rated places to stay near Buchanan Lake
Prices for Nov 6–8, 4 adults. Change dates on the map below.
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Planning a trip to Buchanan Lake?
Get lake water-quality updates plus the best cabin & lodging deals near Buchanan Lake — straight to your inbox. No spam, unsubscribe anytime.
Watch Buchanan Lake water quality
Get an email when the clarity or algae readings change. Unsubscribe anytime.