MN · ranked by public data
3 Koochiching County lakes are at least 50 NHD-mapped acres with a DNR-documented depth, out of 21 documented lakes in the county.
Koochiching County, MN
161 ft maximum depth · 45,770 acres
Koochiching County, MN
50 ft maximum depth · 114 acres
Koochiching County, MN
30 ft maximum depth · 83 acres
Methodology
FAQ
Rainy Lake — Rainy Lake in Koochiching County has the deepest documented maximum depth of any ranked Koochiching County lake, at 161 feet in Minnesota DNR records.
Source data: Minnesota DNR LakeFinder records and MN DNR survey bathymetry, with acreage from USGS National Hydrography Dataset polygons, as aggregated by LakeList.Lake outlines are shoreline shapes from LakeList and the USGS National Hydrography Dataset; they illustrate a lake's form and are not depth or navigation charts.