Section NR 811.16 - Special requirements for dug wells and springs(1) The department may approve dug wells and springs only when it is not feasible to develop a drilled well.(2) Dug wells and springs are considered to be groundwater under the direct influence of surface water and shall be provided with treatment meeting the requirements of ss. NR 810.30, 810.31, 810.33, 810.34, 810.35, 810.36, 810.37, 810.38, 810.39 and 810.40.(3) Dug wells and springs shall be housed in a permanent watertight concrete structure which terminates a minimum of 24 inches above the ground surface, which prevents the entry of surface water, and meets the construction requirements of s. NR 811.12(8).(4) Discharge piping for dug wells and springs may not be placed through the sides of the concrete casing.(5) The supplier of water shall have control of the area around the dug well or spring for a distance approved by the department.(6) Dug well and spring collector pumping stations shall have a watertight concrete floor. All openings in the floor shall be curbed and protected against the entrance of foreign material. The entrance hatch in the floor shall be located adjacent to the inside of the well perimeter, have a curb at least 4 inches high, have the edge of a gasketed, watertight cover extending down over the curb at least 2 inches, and be kept locked when not in use. The structure shall be vented through a vent pipe installed through the floor in accordance with the requirements of s. NR 811.64(8).Wis. Admin. Code Department of Natural Resources NR 811.16
CR 09-073: cr. Register November 2010 No. 659, eff. 12-1-10.