Jouppi Lake

Details

DNR lake ID

38090900

County

Lake

Surface area

6 acres

Maximum depth

19 feet

Mean depth

12 feet

Shallow water (littoral) area

4 acres, 71% of the lake

Shoreline

0.5 miles

Average water clarity

3.7 feet (Secchi disk, 21 readings)

Nearest town (DNR)

Isabella

Latest DNR fish survey

September 2024, standard survey

Surveys on record

18, since 1983

Game fish caught in the 2024 survey

rainbow trout 1

Fish species recorded

brook trout, rainbow trout, and 7 other species

Stocked in 2025

brook trout yearlings (500)

Stocked in 2024

rainbow trout yearlings (500)

Stocked in 2023

brook trout yearlings (500)

Stocking years on record

9 of the last 10 (2016 to 2025)

Public accesses (DNR survey record)

1, owned by PRI

Eating advice, sensitive populations

brook trout: all sizes - 1 serving/month

Eating advice, general populations

brook trout: all sizes - 1 serving/week

Size

Under 100 acres

Deepest point

15 to 29 feet

Public access

Yes

Stocked in the last 3 years

Yes

Lake-specific eating advice

Yes

Sources

• Minnesota DNR LakeFinder
  Checked September 24, 2026
• Minnesota Department of Health fish consumption guidelines
  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.