Ariz. Admin. Code § 12-7-101
In this Chapter, unless the context otherwise requires:
"API" means American Petroleum Institute.
"Barrel" means 42 (US) gallons measured at 60° F and atmospheric pressure at sea level.
"BTU" means British thermal unit and represents the quantity of heat required to raise the temperature of 1 pound of water 1° F at or near 39.2° F.
"Condensate" means liquid hydrocarbons recovered at the earth's surface as a result of condensation due to reduced pressure or temperature of petroleum hydrocarbons that exist in a gaseous phase in subsurface reservoir rocks.
"Cubic foot of gas" means the volume of gas contained in 1 cubic foot of space at a standard pressure base of 14.73 pounds per square inch absolute and a standard temperature base of 60° F.
"Gas well" means a well that produces with a gas-oil ratio in excess of 50,000 cubic feet of gas per barrel of oil.
"Injection well" means a well used to inject air, gas, water, or other substance into an underground stratum.
"Mcf" means 1000 cubic feet of gas reported at a pressure base of 14.73 pounds per square inch absolute and a standard temperature base of 60° F.
"Oil well" means a well that produces with a gas-oil ratio less than 50,000 cubic feet of gas per barrel of oil.
"Operator" means any person authorized by an owner to control the day-to-day activities of a well or production or refining facility.
"Shut-in well" means a well that is capable of production in paying quantities, is completed as a producing well, and is not presently being operated.
"Stratigraphic test or core hole test" means drilling a hole for the sole purpose of obtaining geological information.
"Temporarily abandoned well" means a well that is not capable of production in paying quantities and is not presently being operated.
Ariz. Admin. Code § R12-7-101