Section NR 213.15 - Storage tanksStorage tanks shall be designed, installed and maintained to prevent leaks due to corrosion or structural failure.
(1) Underground storage tanks shall be designed such that:(a) They are cathodically protected against corrosion, constructed of noncorrosive material, constructed of coated steel with noncorrosive material or its equivalent.(b) The materials of the tank or liner are compatible with the stored substance.(c) An inspection manhole, vent and high water alarm are provided.(d) Periodic testing shall be performed, such as pressure testing, to ensure the integrity of the tank is maintained.(2) Above-ground storage tanks shall be designed such that:(a) They are constructed of noncorrosive material, steel lined with noncorrosive material, or its equivalent.(b) The materials of the tank or liner are compatible with the stored substance.(c) An inspection manhole, vent and high water alarm are provided.(d) The department may require a containment dike around storage tanks in locations where water pollution would potentially be caused by a spill or overflow.Wis. Admin. Code Department of Natural Resources § NR 213.15
Cr. Register, June, 1990, No. 414, eff. 7-1-90.