Tioga Mine Pit

Details

DNR lake ID

31094600

County

Itasca

Surface area

49 acres

Maximum depth

225 feet

Shallow water (littoral) area

1 acres, 2% of the lake

Shoreline

1.1 miles

Average water clarity

27.0 feet (Secchi disk, 1 readings)

Latest DNR fish survey

September 2021, targeted survey

Surveys on record

6, since 1981

Game fish caught in the 2021 survey

rock bass 25, largemouth bass 9, rainbow trout 2

Fish species recorded

brook trout, largemouth bass, rainbow trout, rock bass, splake, and 1 other species

Stocked in 2025

rainbow trout adults (150); rainbow trout yearlings (1,050); rainbow trout yearlings (1,050)

Stocked in 2024

rainbow trout yearlings (2,100)

Stocked in 2023

rainbow trout (315); rainbow trout yearlings (1,050); rainbow trout yearlings (875)

Stocking years on record

10 of the last 10 (2016 to 2025)

Tioga Mine Pit Public Water Access Site

trailer launch, gravel ramp, 10 trailer spaces, run by City of Cohasset

Fish consumption

Follow the statewide guidelines; fish from this lake have not been tested

Size

Under 100 acres

Deepest point

60 feet or more

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.