Hammal Lake

Details

DNR lake ID

01016100

County

Aitkin

Surface area

376 acres

Maximum depth

44 feet

Mean depth

11 feet

Shallow water (littoral) area

262 acres, 70% of the lake

Shoreline

4.6 miles

Average water clarity

9.1 feet (Secchi disk, 4 readings)

Latest DNR fish survey

August 2022, standard survey

Surveys on record

11, since 1982

Game fish caught in the 2022 survey

largemouth bass 181, bluegill 97, pumpkinseed 29, northern pike 28, black crappie 26, rock bass 1

Fish species recorded

black crappie, bluegill, green sunfish, hybrid sunfish, largemouth bass, northern pike, pumpkinseed, rock bass, walleye, yellow perch, and 14 other species

Hammal Lake Public Water Access Site

trailer launch, concrete slab ramp, 1 dock, 12 trailer spaces, run by DNR Division of Parks and Trails

Fish consumption

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

Size

100 to 499 acres

Deepest point

30 to 59 feet

Public access

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.