§ 150.480 MONITORING PLAN.
   The materials management plan shall include a monitoring plan which describes in detail the methods and procedures used at the facility to prevent and detect the release of any hazardous materials from the underground storage facility or tank system and any part thereof. The plan shall be based on the properties of the materials being stored, the type of containment system used and the monitoring method involved and, at the very least, shall include:
   (A)   A description of the facility's or tank system's storage and dispensing systems;
   (B)   A description of the facility's inventory control system, including a copy of the inventory record forms and a description of how and when reconciliations are performed;
   (C)   A description of the tank and line leak monitoring and detection system(s) used at the facility; and
   (D)   With respect to equipment that can and will be visually inspected, a description of the equipment being inspected and detailed explanation of what the inspector will be looking for to ascertain if a release has occurred.