Oak Lake
Kossuth County, Iowa64 acresView mapDirections
No nutrient or algae sampling on record from Iowa DNR for this lake.
Oak Lake in Kossuth County, Iowa has water-quality measurements published by Iowa DNR, shown here as reported. Surface area: 64 acres.
Oak Lake is a 64-acre lake in Kossuth County, Iowa.
Source: EPA Water Quality Portal sampling records, Iowa DNR. Methodology: how these readings are compared.
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Oak Lake is safe to swim in today is a call for the Iowa Department of Natural Resources and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Oak Lake
These are the measurements Iowa DNR publishes for Oak 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 Oak Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
64 acres
Shoreline
4.3 mi
No bathymetric survey has been published for Oak Lake, so its depth is not documented here.
Stays via Stay22
Stays near Oak Lake
Compare lakeside cabins, hotels, and vacation rentals near Oak Lake in Kossuth County, Iowa — 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 Oak Lake
Prices for Oct 9–11, 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 Iowa’s top lakes →
Follow Oak Lake’s readings
Email me when new measurements post for this lake. Updates stay free.
Or email
Fishing Oak Lake
Nearby Lakes in Kossuth County
Frequently asked questions about Oak Lake
Where is Oak Lake?
- Oak Lake is a lake in Kossuth County, Iowa. Its water-quality measurements are published by Iowa DNR and shown on this page as reported.
What is the water quality of Oak Lake?
- Oak Lake in Kossuth County, Iowa has water-quality measurements published by Iowa DNR, shown here as reported. Surface area: 64 acres.
Is Oak Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Explore Oak Lake across LakeQuality
More lakes in Iowa
Other Lakes in Iowa
Where this data comes from
Measurements for Oak Lake come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.