- Spicer Group, Consulting Engineers selected to perform study on existing structure in June 2008.

- Preliminary study submitted by the Spicer Group in October 2008.

- Informational Meeting on study results December 9, 2008 at Onsted American Legion Hall, Onsted, MI. 

- January 14, 2009 Lenawee County Board of Commissioners Passed a Resolution Authorizing the Lenawee County Prosecutors Office to Petition Lenawee County Circuit Court on Establishing a Legal Lake Level at Cambridge Lake.

- February 4, 2009 Lenawee County Prosecutors Office Provided with Information to Petition Lenawee County Circuit Court.

- April 24, 2009 Circuit Court Petitioned to establish a Legal Lake level at
Cambridge by Lenawee County Prosecutors Office.

- June 29, 2009 the Honorable Margaret M.S. Noe, Circuit Court Judge, order
the Legal Lake Level of Cambridge Lake to be at a Summer Level of 939.70 and
a Winter level of 939.20.

- August 3, 2009 the Honorable Margaret M.S. Noe, Circuit Court Judge Ordered Confirmation of the Assessment District for maintaining the Lake Level at Cambridge Lake.

- November 16, 2009 Advertisement for Bids on Lake Level Control Structure
replacement. Notice of Day of Review of Apportionments.

- December 1, 2009 1:00 PM Bid Opening

- December 7, 2009 at Lenawee County Drain Commissioner's Office, 320
Springbrook Avenue, Suite 102, Adrian, MI. Day of Review of Apportionments

- December 9, 2009 Lenawee County Board of Commissioners Passed Resolution Approving Assessment Roll.

- December 22, 2009 Michigan Department of Environmental Quality Issued
Permit for Replacing the Dam Control Structure at Cambridge Lake. Permit No.
09-46-0033-P.

- January 13, 2010 Notice of Award to low bidder, E. T. MacKenzie Co.,
Contractor for Construction.

- Prepayment of Assessment Due by February 1, 2010.

- February 12, 2010 Bond Bid Opening for Financing of Project.

- February 26, 2010 Pre-Construction Meeting and Notice To Proceed to , E. T.
MacKenzie Co., Contractor for Construction.

- March 1, 2010 Construction Started on Replacement of Lake Level Control
Structure.

- Construction of new structure is substantially complete.  Sluice gate installation scheduled for June 2010 and completion of construction project.

- Construction of new dam completed. Restoration and clean up to be completed.