Michigan Compiled Laws, Chapter 324. Natural Resources and Environmental Protection § 324.8711

Sec. 8711. (1) Pesticides containing ingredients that have been confirmed in groundwater at a level above their groundwater resource response level or pesticides for which a state management plan is required shall be registered as restricted use pesticides pursuant to part 83.  1 The director, by rule promulgated pursuant to part 83, shall establish criteria for designating a pesticide a restricted use pesticide due to groundwater concerns.

(2) The director of the department of public health shall establish groundwater resource protection levels and promulgate groundwater resource protection levels for all pesticides that do not have a federally established maximum contaminant level or a health advisory level and for which monitoring occurs.