(a) Except as indicated in subsection (b) of this section, a person may not drill a well in this State unless the Department issues a permit to drill the well. (b) A person who has not been issued a permit by the Department may, after having notified the county board of health and a municipality if the temporary dewatering device will be located inside the municipality’s corporate boundary line or if the temporary dewatering device will be located 1 mile or less outside the municipality’s corporate boundary line, install a temporary dewatering device to facilitate the installation of underground utilities if the device: (1) Is installed 30 feet or less below the ground surface; (2) Is not located in any trench used for the installation of underground utilities; (3) Contains no mechanical pumping equipment below the surface; and (4) Is removed no more than 30 days after installation. (c) A person installing a temporary dewatering device under subsection (b) of this section shall restore the subsurface conditions of the installation area as nearly as possible to the conditions that existed before the installation.
Maryland Legal Code