North Carolina General Statutes Chapter 143. State Departments, Institutions, and Commissions § 143-215.94OO. Definitions

(1) “Emergency response operator” means an on-site person whose responsibilities include addressing emergencies presented by a spill or release, or responding to alarms or releases from an underground storage tank system. For an unmanned facility, “emergency response operator” means the person responsible for responding to emergencies or alarms or releases at the facility.

(2) “Primary operator” means a person having primary responsibility for the daily on-site operation and maintenance of an underground storage tank system.

(3) “Underground storage tank” means: (i) any one or combination of tanks (including underground pipes connected thereto) that is used to contain an accumulation of regulated substances, and the volume of which (including the volume of the underground pipes connected thereto) is ten percent (10%) or more beneath the surface of the ground; and (ii) to which this Part applies pursuant to G.S. 143-215.94NN.

(4) “Underground storage tank system” or “tank system” means an underground storage tank, connected underground piping, underground ancillary equipment, dispenser, and containment system, if any.