The Administrator may inspect all USTs at reasonable times to take corrective action or to ensure compliance with this Chapter and the rules and regulations enacted pursuant hereto. The Administrator’s authority to inspect shall include, but is not limited, to the following: (a) requesting and obtaining from any owner or operator, and deliverer and guarantor of a UST, information relating to such tanks, their associated equipment, and their contents; (b) conducting any study or performance of monitoring, and testing of tanks, their associated equipment, or surrounding soils, air, surface water, or groundwater; (c) inspecting and copying all records relating to the USTs; (d) inspecting and obtaining samples of regulated substances contained in the USTs; and
(e) taking corrective action or performing site assessment activities at the location of the UST.