Want Historical Data? Check out Michigan Consolidated in the Historical Data Download Tool. NGI offers Daily, Weekly, Bidweek, Forwards, Mexico, and MidDay Price Data at over 200 hubs/locations back as far as 1988. Michigan Consolidated Description: Deliveries into the Michigan Consolidated LDC system in Michigan, excluding those into the Bluewater Hub and at St. Clair, MI. MichCon serves three main areas of the state: 1.) The greater Detroit area (Wayne, Monroe, Washtenaw, and Oakland Counties), 2) Central Michigan (Emmet, Cheboygan, Presque Isle, Charlevoix, Antrim, Otsego, Montmorency, Alpena, Alcona, Crawford, Kalkaska, Grand Traverse, Benzie, Leelanau, Manistee, Wexford, Roscommon, Ogemaw, Iosco, Gladwin, Clare, Osceola, Lake, Mason, Oceana, Muskegon, Newaygo, Mecosta, Isabella, Montcalm, Gratiot, Ottawa, Kent, and Ionia Counties), and 3.) The Upper Peninsula (Chippewa, Alger, Delta, Menominee, Dickenson, Marquette, and Iron Counties). MichCon is a subsidiary of DTE Energy.