Section 312IAC16-5-1. Well spacing

   (a) This section governs the location and spacing of wells.

  (b) All wells except those described in subsections (c) through (d) shall be located not less than:

(1) three hundred thirty (330) feet from a lease line, property line, or subdivision that separates unconsolidated property interests; and

(2) six hundred sixty (660) feet from a well for oil and gas purposes that is not excepted under section 3 of this rule and is capable of production from the same reservoir.

  (c) In an established Trenton limestone reservoir, a well shall be located not less than:

(1) one hundred sixty-five (165) feet from a lease line, property line, or subdivision that separates unconsolidated property interests; and

(2) three hundred thirty (330) feet from a well for oil and gas purposes that is not excepted under section 3 of this rule.

  (d) All wells drilled deeper than one thousand (1,000) feet for the commercial production of natural gas shall be located on a drilling unit having not less than forty (40) acres of surface lying within a quarter quarter section of land as established by the official public land survey by the rectangular surveying system of the state. These wells shall be located not less than:

(1) three hundred thirty (330) feet from a lease line, property line, or subdivision that separates unconsolidated property interests; and

(2) one thousand three hundred twenty (1,320) feet from a well for oil and gas purposes that is not excepted under section 3 of this rule and is capable of the production of natural gas from the same reservoir.

(Natural Resources Commission; 312 IAC 16-5-1; filed Feb 23, 1998, 11:30 a.m.: 21 IR 2337; readopted filed Nov 17, 2004, 11:00 a.m.: 28 IR 1315; readopted filed Mar 25, 2010, 2:57 p.m.: 20100421-IR-312100033RFA; readopted filed Sep 30, 2015, 12:13 p.m.: 20151028-IR-312150224RFA)