MI · ranked by public data
8 Iosco County lakes are at least 50 state-mapped acres with an IFR-surveyed depth, out of 51 documented lakes in the county.
Iosco County, MI
128 ft maximum depth · 416 acres
Iosco County, MI
62 ft maximum depth · 486 acres
Iosco County, MI
25 ft maximum depth · 245 acres
Iosco County, MI
25 ft maximum depth · 122 acres
Iosco County, MI
18 ft maximum depth · 84 acres
Iosco County, MI
16 ft maximum depth · 198 acres
Iosco County, MI
15 ft maximum depth · 91 acres
Iosco County, MI
9 ft maximum depth · 57 acres
Methodology
FAQ
Loon Lake — Loon Lake in Iosco County has the deepest recorded IFR survey point of any ranked Iosco County lake, at 128 feet — a historical DNR survey figure, not a modern re-survey.
Source data: Michigan DNR Institute for Fisheries Research historical lake surveys (largely mid-1900s; depths not re-confirmed by modern survey) and Michigan DNR GIS lake 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.