About Us

Thunder Lake (#11-0062) is a General Development lake located in Cass County, about seven miles south of the City of Remer.
Thunder Lake has a surface area of 1,330 acres and a maximum depth of 95 feet.  Approximately 226 acres (17 percent) of the lake is within the littoral zone (having a depth of less than 15 feet).  Water clarity averages 20 feet.
Thunder Lake is entirely enclosed within Thunder Lake Township.  The Thunder Lake Watershed is one of the smaller watersheds in the state.  The Thunder Lake Watershed is part of the Mississippi River - Grand Rapids Watershed.
The highest recorded water level on Thunder Lake was 1305.6 feet above sea level on May 18, 1999.  The lowest recorded water level was 1300.08 on March 14, 1935.  The Average Water Level since 1937 has been 1304.94 while the ordinary High Water Level is 1305.4.  Within the past 70 years the water level of Thunder Lake rarely fluctuates more than 12 inches making it one of the most stable lakes in the state.
Springtime ice-out on Thunder Lake has usually occurred by April 21st.
There is approximately 15 miles of shoreline on Thunder Lake.  There are approximately 275 cottages/homes, 4 resorts, and one DNR public access on the lake.
The Thunder Lake Association encourages property owner members to leave undisturbed the natural ecosystem along the shore or restore natural vegetation in the buffer strip area of their properties near the water.  In addition, members have been encouraged to have their septic systems inspected and to correct any deficiencies noted.
The primary purpose of the Association, as noted in the By-Laws, is to ‘promote and maintain the environmental, economic, and recreational quality of Thunder Lake and the surrounding area'.   The utmost concern is the protection and preservation of the water quality of the lake.


News & Events SEP 8th


Gene Grandner passes away -

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DNR News FEB 16th

DNR fisheries seeks comments on Sand, Tamarack lake management plans

The Minnesota Department of Natural Resources Duluth area fisheries is seeking comments through Friday, March 16 on updated lake management plans for Sand and Tamarack lakes in Carlton County. “Management plans describe the past, present and desire...

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