South Twin Lake

Details

DNR lake ID

69042000

County

St. Louis

Surface area

118 acres

Maximum depth

48 feet

Shallow water (littoral) area

46 acres, 39% of the lake

Shoreline

2.0 miles

Average water clarity

4.0 feet (Secchi disk, 4 readings)

Latest DNR fish survey

July 2024, standard survey

Surveys on record

9, since 1975

Game fish caught in the 2024 survey

black crappie 139, bluegill 25, northern pike 16, walleye 15, yellow perch 3

Fish species recorded

black crappie, bluegill, largemouth bass, northern pike, pumpkinseed, walleye, yellow perch, and 7 other species

Stocked in 2025

walleye fingerlings (1,886)

Stocked in 2023

walleye fingerlings (2,668)

Stocked in 2021

walleye fingerlings (3,128)

Stocking years on record

5 of the last 10 (2017 to 2025)

South Twin Lake Public Water Access Site

trailer launch, natural ramp, 6 trailer spaces, run by City of Aurora

Fish consumption

Follow the northeast guidelines; fish from this lake have been tested

Size

100 to 499 acres

Deepest point

30 to 59 feet

Public access

Yes

Stocked in the last 3 years

Yes

Sources

• Minnesota DNR LakeFinder
  Checked September 24, 2026
• Minnesota DNR Public Water Access Sites
  Checked September 24, 2026

Survey catches show what DNR nets and electrofishing found on the survey date, not how the fishing is today. Check the current regulations and the Department of Health advice before you keep fish, and confirm access conditions before you tow a boat.