Lake-specific eating adviceZebra mussels
Lake DeMontreville
Washington County
Walleye lake, Northern pike lake, Bass lake, Crappie lake, Sunfish lake
Lake Olson
Lake-specific eating adviceZebra musselsPublic access
Lake Olson is a 87-acre lake in Washington County, 15 feet at its deepest. The DNR last surveyed its fish in 2011. Recorded species include walleye, northern pike, largemouth bass and crappie.
Details
- DNR lake ID
- 82010300
- County
- Washington
- Surface area
- 87 acres
- Maximum depth
- 15 feet
- Shallow water (littoral) area
- 87 acres, 100% of the lake
- Shoreline
- 1.9 miles
- Average water clarity
- 13.3 feet (Secchi disk, 1 readings)
- Nearest town (DNR)
- Lake Elmo
- Latest DNR fish survey
- June 2011, re-survey
- Surveys on record
- 17, since 1960
- Game fish caught in the 2011 survey
- bluegill 1,760, hybrid sunfish 218, black crappie 131, pumpkinseed 95, yellow perch 53, largemouth bass 53, green sunfish 30, northern pike 19
- Fish species recorded
- black crappie, bluegill, green sunfish, hybrid sunfish, largemouth bass, northern pike, pumpkinseed, walleye, yellow perch, and 8 other species
- Public accesses (DNR survey record)
- 1, owned by UKN
- Infested waters list
- Eurasian watermilfoil, zebra mussel
- Special regulation
- Largemouth Bass: Catch-and-release only.
- Eating advice, sensitive populations
- bullhead: all sizes - 1 serving/month
- Eating advice, general populations
- bullhead: all sizes - 1 serving/week; crappie: all sizes - 2 servings/week
- Size
- Under 100 acres
- Deepest point
- 15 to 29 feet
- Public access
- 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.