Lake Levels

MDHHS Harmful Algal Bloom News Release July 27, 2021


Water over dam

Public Act 451 of 1994 Part 307, (formerly Act 146, Inland Lake Level Act of 1961) designates a County Agent in charge of lake level controls as established by Circuit Court. The Lenawee County Drain Commissioner has been designated the County Agent for circuit court mandated Lake Levels.

Currently, there are eight court-mandated Lake Levels in Lenawee County.  Seven are maintained by the Lenawee County Drain Commissioner. Horseshoe Lake is maintained by the Hillsdale County Drain Commissioner.

Sand Lake

Lake level set at 968.51' by Circuit Court on April 2, 2002.
SandLakeStructure
Last monthly inspection:09/05/2023
Lake level measured at: 968.01' (0.5' Below)

2018 Dam Inspection Report
Sand Lake Home Owners Association Meeting June 2, 2018 Information

Posey Lake

high lake level set at 947.00' by Circuit Court on Jan. 10, 1983.
Level to be lowered to 945.5' between Oct. 10 & March 10.
PoseyLakeTN
Last monthly inspection: 09/05/2023 
Lake level measured at: 946.92' (0.08 Below) 
2018 Dam Inspection Report

Horseshoe Lake

 Lake level set at 966.25' by Circuit Court on Dec. 10, 1982.
HorseshoeLakeTN
Last monthly inspection: 09/05/2023
Lake level measured at: 966.87' (.62 Above) 
2019 Dam Inspection Report

Devils and Round Lakes

Lake level set at 1043.33' by Circuit Court on Oct. 14, 1935.
DevilsTN
Last monthly inspection: 09/05/2023
Lake level measured at: 1,043.25' (.08 Below) 
2018 Dam Inspection Report

Loch Erin

 Lake level set at 925.36' (April - October) & 924.36' (November - March) by Circuit Court on May 12, 2005.
LochErinTN
Last monthly inspection: 09/05/2023
Lake level measured at: 925.31 (.05 Below) 
2018 Dam Inspection Report

Dewey Lake

Lake level set at 1000.00' (March - November) & 999.50' (November - March) by Circuit Court on May 15, 1962.
DeweyTN
Last monthly inspection: 09/05/2023
Lake level measured at:  1,000' (At Summer Level) 
2018 Dam Inspection Report

Cambridge Lake

Lake level set at 939.70' (April - October) & 939.20' (November - March) by Circuit Court on June 29, 2009.
CambridgeLakeTN
Last monthly inspection: 09/05/2023
Lake level measured at: 939.83' (0.13' Above)
2018 Dam Inspection Report

Red Mill Pond

Lake level set at 777.60' (April 1-15 through November 1-15) & 776.60' (November 1-15 through April 1-15) by Circuit Court on January 28, 2013.
RedMillPondTN
Last monthly inspection: 09/05/2023
Lake level measured at: 777.05' (.55 Below )
2018 Dam Inspection Report
2021 Dam Repairs