Section R. 325.1638 - Construction of flowing artesian wellsRule 138.
(1) A well that is constructed in a location where flowing artesian conditions are encountered or are expected to occur shall be grouted to protect the artesian aquifer, prevent erosion of overlying geologic materials, and confine the flow to within the casing.(2) Flowing well discharge control shall be provided to conserve groundwater and to prevent the loss of artesian head by preventing or reducing continuous discharges, unless a deviation is issued pursuant to the provisions of R 325.1613. Flow control shall consist of valved pipe connections, watertight pump connections, a receiving tank that is set at an altitude corresponding to that of the artesian head, a flowing well pitless adapter, a packer, or other method approved by the health officer. A flow discharge pipe, where installed, shall not be directly connected to a sewer or other source of contamination.Mich. Admin. Code R. 325.1638