Mich. Comp. Laws § 324.31116
The department may cooperate and negotiate with any person in establishing and maintaining gauges and sampling devices to measure stream flow, lake levels, or water quality or in implementing any other provision of this part. When requested by a council or board, the department shall provide technical advice and assistance in the preparation of a river management plan of the district. A river management plan shall not be placed into effect until it has been approved by the department as conforming to the stated objectives of the petition. The department shall maintain supervision over the functioning of the district to the extent it considers necessary for the purpose of ensuring conformance with the plan in the public interest.
MCL 324.31116