For the purpose of this chapter, the following words and phrases are defined.
(A) "Controlled drilling site" means the surface location upon which surface operations of a drilling island incident to oil well drilling or deepening and the production of oil substances from beneath the surface of real property located within the city may be permitted under the terms and conditions of this chapter and this code. No drill site shall contain more than two and one-half acres or be of such size or shape that it cannot be contained within a square 330 feet by 330 feet.
(B) "Deepen" means any extension of existing well-bore below its existing depth.
(C) "Dwelling," notwithstanding the provisions of Chapter 17.04, means any building or structure which has for its primary purpose human residence.
(D) "Production” includes within its meaning the use of facilities for gauging, recycling, compression, repressuring, injection, reinjecting, dehydration, stimulation, separation (including liquids from gas), shipping and transportation of and gathering from other sites of oil.
(E) "Rework or repair" means any work within an existing bore-hole.
(`78 Code, § 17.60.020.)