In this article, unless the context otherwise requires:

Terms Used In Arizona Laws 49-1081

  • Closure: means the removal of an underground storage tank from operation. See Arizona Laws 49-1001
  • Operator: means a person in control of, or having responsibility for, the day-to-day operation of an underground storage tank. See Arizona Laws 49-1001
  • Person: means an individual, trust, firm, joint stock company, corporation, joint venture, partnership, association, consortium, state, municipality, interstate body, commission, political subdivision of a state and the United States government. See Arizona Laws 49-1001
  • Release: means a spill, leak, emission, discharge, escape, leach or disposal of a regulated substance from an underground storage tank into groundwater, surface water or soils. See Arizona Laws 49-1001
  • Suspected release: means any of the following:

    (a) The discovery by owners and operators or others of released regulated substances at the underground storage tank site or in the surrounding area. See Arizona Laws 49-1001

  • Tank: means a stationary device constructed of wood, concrete, steel, plastic or other nonearthen materials and used to contain regulated substances. See Arizona Laws 49-1001
  • Tank service: means installation, retrofitting, tank tightness testing, closure, cathodic protection or interior tank lining of an underground storage tank or a part of an underground storage tank. See Arizona Laws 49-1081
  • Underground storage tank: means a tank or combination of tanks and underground pipes and impact valves connected to tanks being used or having been used to contain regulated substances and which has at least ten percent of the total volume of the tank and underground portions of pipes connected to the tank underground. See Arizona Laws 49-1001

1. "Attended facility" means an underground storage tank facility at which it is the usual and customary practice for the owner or operator, or any employee of the owner or operator, to be present on site during normal hours of operation.

2. "Class A individual" means a person designated by the owner or operator as having primary management responsibility or decision-making authority for the operation, maintenance and record keeping of an underground storage tank facility.  The person may or may not be the owner or operator.

3. "Class B individual" means a person designated by the owner or operator as having daily responsibility for the operation, maintenance and record keeping of an underground storage tank facility.  The person may or may not be the owner or operator.

4. "Class C individual" means a person designated by the owner or operator as having daily responsibility for an initial response to an alarm or other indication of an emergency caused by a release or suspected release from an underground storage tank.  The person may or may not be the owner or operator.

5. "Supervision" means the immediate, on-site control and direction by a person certified by the department in accordance with section 49-1082 and the rules adopted pursuant to section 49-1082 of a person who is performing tank service and who is not certified in accordance with section 49-1082 and the rules adopted pursuant to section 49-1082.

6. "Tank service" means installation, retrofitting, tank tightness testing, closure, cathodic protection or interior tank lining of an underground storage tank or a part of an underground storage tank.