Hennessy Lake

Details

DNR lake ID

77009600

County

Todd

Surface area

52 acres

Maximum depth

32 feet

Shallow water (littoral) area

31 acres, 60% of the lake

Shoreline

1.3 miles

Nearest town (DNR)

Ward Springs

Latest DNR fish survey

June 2022, targeted survey

Surveys on record

5, since 1991

Game fish caught in the 2022 survey

bluegill 133, black crappie 43, pumpkinseed 3, northern pike 1, hybrid sunfish 1

Fish species recorded

black crappie, bluegill, hybrid sunfish, largemouth bass, northern pike, pumpkinseed, walleye, yellow perch, and 8 other species

Public accesses (DNR survey record)

1, owned by county

Fish consumption

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

Size

Under 100 acres

Deepest point

30 to 59 feet

Public access

Yes

Sources

• Minnesota DNR LakeFinder
  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.