(1) In this regulation prescribed date , in relation to a storage system, means 2 years after the day on which a groundwater protection zone, in which part or all of the storage system is situated, is declared under regulation 5 .(2) This regulation applies to a storage system if the storage system is in use when a groundwater protection zone, in which part or all of the storage system is situated, is declared under regulation 5 .(3) An infrastructure owner of a storage system to which this regulation applies must ensure that, before the prescribed date (a) a sufficient number of suitably located groundwater-monitoring wells, as determined in accordance with regulation 23 , are installed in respect of the storage system; and(b) the groundwater-monitoring wells referred to in paragraph (a) are, in addition to the requirements under regulation 19 , installed in accordance with any EPA guidelines issued in relation to the installation of groundwater-monitoring wells.Penalty: Fine not exceeding 100 penalty units.