sec.13What is a natural underground reservoir

### sec.13 What is a natural underground reservoir A natural underground reservoir is a part of a geological formation or structure— in which petroleum or another gas prescribed under a regulation has accumulated; or that is suitable to store petroleum or a prescribed storage gas. A geological formation or structure mentioned in subsection (1) does not cease to be a natural underground reservoir merely because it has been modified for petroleum production or storage or to store a prescribed storage gas. In this section— geological formation includes a coal seam. (sec.13-ssec.1) A natural underground reservoir is a part of a geological formation or structure— in which petroleum or another gas prescribed under a regulation has accumulated; or that is suitable to store petroleum or a prescribed storage gas. (sec.13-ssec.2) A geological formation or structure mentioned in subsection (1) does not cease to be a natural underground reservoir merely because it has been modified for petroleum production or storage or to store a prescribed storage gas. (sec.13-ssec.3) In this section— geological formation includes a coal seam. - (a) in which petroleum or another gas prescribed under a regulation has accumulated; or - (b) that is suitable to store petroleum or a prescribed storage gas.