In this chapter:
(1) "Department" means the department of natural resources.
(2) "Groundwater" means subsurface water supplied for human consumption.
(3) "Permit" means the registration certificate issued by the department to each person, firm or corporation duly registering and paying the annual permit fee to do well drilling or pump installing, or both, as herein provided for.
(4) "Pump installer" means any person, firm or corporation who has duly registered as such with the department and shall have paid the annual registration fee and obtained a permit to engage in pump installing as herein provided.
(5) "Pump installing" means the industry and procedure employed in the placement and preparation for operation of equipment and materials utilized in withdrawing or obtaining water from a well for consumption or use, including all construction involved in making entrance to the well and establishing such seals and safeguards as are necessary to protect such water from contamination.
(6) "Well" means an excavation or opening into the ground made by digging, boring, drilling, driving or other methods for the purpose of obtaining groundwater for human consumption.
(7) "Well driller" means any person, firm or corporation who has duly registered as such with the department and shall have paid the annual registration fee and obtained a permit to construct wells as herein provided.
(8) "Well drilling" means the industry and procedure employed in obtaining groundwater from a well by digging, boring, drilling, driving or other methods but not including the driving of points for the purpose of obtaining ground water. It shall also include all construction work and installation of well casings in said well involved therein for the protection of such well water against pollution.