Where is Corsica Lake?

Corsica Lake is a lake in Douglas County, South Dakota. Its water-quality measurements are published by SD DANR and shown on this page as reported.

How deep is Corsica Lake?

Corsica Lake has a maximum depth of 7 feet. The lake covers 97 acres.

Are there boat ramps on Corsica Lake?

Corsica Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Corsica Public Water Access. Public access is listed as yes.

Can I fish at Corsica Lake?

Corsica Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Seasons, size and bag limits, and whether you need a license are set by South Dakota's fish and wildlife agency, so check its current regulations before you go.

Corsica Lake

Douglas County, South Dakota97 acresView map Directions

No nutrient or algae sampling on record from SD DANR for this lake.

Max depth

7 ft

Bathymetric survey

Area

97 acres

Surface area

Shoreline

3.4 mi

Measured length

Impaired · Algal growth
7 ft max depth
Public access
Limited data

See the measurements Directions Where to stay

Corsica Lake in Douglas County, South Dakota has water-quality measurements published by SD DANR, shown here as reported. Maximum depth: 7 ft. Surface area: 97 acres.

Loading map…

Corsica Lake is a 97-acre lake in Douglas County, South Dakota with a maximum depth of 7 feet. Limited fish-species data available. Public access is available with 1 public boat landing.

Source: EPA Water Quality Portal sampling records, SD DANR. Methodology: how these readings are compared.

What Corsica Lake is good for

From access and monitoring records, not editorial picks.

Boat launch1 documented ramp

Swimming conditions

No reading

Recreation use not supported

Nutrient and algae readings are not a swimming clearance. Corsica Lake is listed impaired under Clean Water Act §303(d) (IR 5) for algal growth, pH / acidity. Check local advisories before you swim.

Whether Corsica Lake is safe to swim in today is a call for the South Dakota Department of Agriculture and Natural Resources and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

Compare swimming lakes near Sioux Falls →

Get alerts for Corsica Lake →

Water quality measurements for Corsica Lake

These are the measurements SD DANR publishes for Corsica 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.

Ask about Corsica Lake

Answers come straight from the public measurements and survey records on this page.

Lake Details

Max depth

7 ft

Surface area

97 acres

Shoreline

3.4 mi

Public access

Yes

Listed by SD DANR

Recreation & Access

Boat Landings

Yes

Public Access

Corsica Public Water AccessPublic

Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps

Stays via Stay22

Stays near Corsica Lake

Compare lakeside cabins, hotels, and vacation rentals near Corsica Lake in Douglas County, South Dakota — 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 Corsica 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 South Dakota’s top lakes →

Follow Corsica Lake’s readings

Email me when new measurements post for this lake. Updates stay free.

Or email

Fishing Corsica Lake

→ Corsica Lake fishing regulations (limits, seasons, special rules)

EPA Impairment Status

Corsica Lake is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 5).

Causes of impairment

Algal growthpH / acidity

Designated uses not supporting: Aquatic life, Recreation.

A Total Maximum Daily Load (TMDL) plan has been approved.

Source: EPA ATTAINS assessment unit SD-MI-L-CORSICA_01 · Official waterbody report

Nearby Lakes in Douglas County

New Holland Lake15.3 miView →Joubert Lake19.3 miView →Burks Lake19.3 miView →Pleasant Lake18.1 miView →Horse Shoe Lake17.6 miView →Lake Andes—View →

Frequently asked questions about Corsica Lake

Where is Corsica Lake?: Corsica Lake is a lake in Douglas County, South Dakota. Its water-quality measurements are published by SD DANR and shown on this page as reported.
What is the water quality of Corsica Lake?: Corsica Lake in Douglas County, South Dakota has water-quality measurements published by SD DANR, shown here as reported. Maximum depth: 7 ft. Surface area: 97 acres.
Is Corsica Lake safe to swim in?: Nutrient and algae readings are not a swimming clearance. Corsica Lake is listed impaired under Clean Water Act §303(d) (IR 5) for algal growth, pH / acidity. Check local advisories before you swim.
How deep is Corsica Lake?: Corsica Lake has a maximum depth of 7 feet. The lake covers 97 acres.
Are there boat ramps on Corsica Lake?: Corsica Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Corsica Public Water Access. Public access is listed as yes.
Can I fish at Corsica Lake?: Corsica Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Seasons, size and bag limits, and whether you need a license are set by South Dakota's fish and wildlife agency, so check its current regulations before you go.