Extent of available data.
Data Categories:Water
Data Source:MN Dept. of Natural Resources
Update Fequency:As Needed
Date Acquired:06/08/2026
Data Available:yes
Metadata Available:yes
Tags:hydrography, Lakes, littoral zone
This data layer displays the Observed Lake Basin Littoral Zone. It was created by the Minnesota Department of Natural Resources. This depth contour shows the maximum observed depth of plant growth, which varied due to water clarity, and was calculate by DNR Fisheries. Lake basin littoral zones have historically been calculated based on a 15-foot standard. See the Lake Basin Littoral Zone - 15-Foot Standard layer for this information.