City of Lake Mills, Wisconsin

On the shores of Rock Lake

Dam Management Policy

Dam Management Policy
Click HERE to view the current dam management policy adopted 2/20/24.
Click HERE to view water level order information.

Rock Lake Dam Data Review 2018-2023

The following presentation is an overview of collected data and systems of the Rock Lake Dam from 2018-2023. The operating modes and corresponding gate height in relationship to lake levels are shown.

 Click here to view the Presentation on Rock Lake Dam Data Review from 2018-2023


Lake Level Data:

To view lake level data prior to May of 2018, contact the City Offices at 920-648-2344.