"offshore installation"
means a facility situated wholly or partly within the prohibited area and which is used for the transfer of harmful substances from a ship or a tanker to a point on land or from a point on land to a ship or tanker or from a bunkering vessel to a ship or a tanker, and includes any exploration or production platform situated within the prohibited area and used in prospecting for or the mining of natural oil;
[Definition substituted by section 27(j) of Act No. 23 of 1997]