Grenquist Lake
Polk County, Wisconsin59 acresView mapDirections
No nutrient or algae sampling on record from Wisconsin DNR for this lake.
- 30 ft max depth
Grenquist Lake in Polk County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Maximum depth: 30 ft. Surface area: 59 acres.
Grenquist Lake is a 59-acre lake in Polk County, Wisconsin with a maximum depth of 30 feet (13-foot average).
Source: EPA Water Quality Portal sampling records, Wisconsin DNR Surface Water. Methodology: how these readings are compared.
What Grenquist Lake is good for
From access and monitoring records, not editorial picks.
- Deep water30 ft surveyed max depth
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Grenquist Lake is safe to swim in today is a call for the Wisconsin Department of Natural Resources and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Grenquist Lake
These are the measurements Wisconsin DNR publishes for Grenquist Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
No clarity data. TSI undefined.
Ask about Grenquist Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
30 ft
Average depth
13 ft
Surface area
59 acres
Shoreline
1.5 mi
Stays via Stay22
Stays near Grenquist Lake
Compare lakeside cabins, hotels, and vacation rentals near Grenquist Lake in Polk County, Wisconsin — live availability and prices for your trip. Switch the map to Satellite to see the lake and how close each stay is to the water.
Top-rated places to stay near Grenquist Lake
Prices for Oct 16–18, 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 whole trip? See where to stay at Wisconsin’s top lakes →
Follow Grenquist Lake’s readings
Email me when new measurements post for this lake. Updates stay free.
Or email
Fishing Grenquist Lake
Nearby Lakes in Polk County
Frequently asked questions about Grenquist Lake
Where is Grenquist Lake?
- Grenquist Lake is a lake in Polk County, Wisconsin. Its water-quality measurements are published by Wisconsin DNR and shown on this page as reported.
What is the water quality of Grenquist Lake?
- Grenquist Lake in Polk County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Maximum depth: 30 ft. Surface area: 59 acres.
Is Grenquist Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Grenquist Lake?
- Grenquist Lake has a maximum depth of 30 feet and an average depth of 13 feet. The lake covers 59 acres.
Explore Grenquist Lake across LakeQuality
Fish species and the cleanest lakes across Wisconsin
Fish species and best lakes in Polk County
Species activity outlook by water temperature and season
Where to stay at Wisconsin's top lakes, each with its readings
Lakes in the St. Croix Watershed, ranked by water quality
Wisconsin's cleanest lakes, ranked on agency measurements
More lakes in Wisconsin
State Parks Near Grenquist Lake
Other Lakes in Wisconsin
Where this data comes from
Measurements for Grenquist Lake come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.