Rule 2485. The supervisor of mineral wells or authorized representative of the supervisor of mineral wells may require gas and brine analyses to determine hydrogen sulfide concentration. A permittee of a well shall report, in writing, the results of a gas and brine analysis to the supervisor of mineral wells within 45 days of the date of the analysis. The report shall state the methods of sampling and analysis used.
Mich. Admin. Code R. 299.2485