Wyoming Administrative Code › Agency 055 - Oil and Gas Conservation Commission › Sub-Agency 0001 - General Agency, Board or Commission Rules › Chapter 3 - OPERATIONAL RULES, DRILLING RULES › Section 3-2 - Location of Wells/Drilling and Spacing Units (All Lands Except Tribal)

Current through July 13, 2024
(a) Vertical Wells.
				In the absence of special orders of the Commission establishing drilling units
				or authorizing different well density or location patterns for particular pools
				or parts thereof, each vertical oil and gas well shall be located in the center
				of a forty (40) acre governmental quarter-quarter section, or lot or tract or
				combination of lots or tracts substantially equivalent thereto, as shown by the
				most recent governmental survey, with a tolerance of two hundred feet (200') in
				any direction from the center location (a "window" 400 feet square) provided:
(i) No oil or gas well shall be drilled less
				than nine hundred twenty feet (920') from any other well drilling to or capable
				of producing oil or gas from the same pool; and
(ii) No oil or gas well shall be completed in
				a known pool unless it is located more than nine hundred twenty feet (920')
				from any other well completed in and capable of producing oil or gas from the
				same pool.
(iii) Well Location -
				Southwest Wyoming. Gas wells drilled in the area described as Township 12 North
				through Township 28 North and Range 89 West through Range 121 West shall be
				located in the center of a one hundred sixty (160) acre subdivision, or lot or
				tract or combination of lots and tracts substantially equivalent thereto, not
				closer than one thousand, one hundred twenty feet (1,120') to the exterior
				boundaries of the quarter section or federal exploratory units or any
				uncommitted tracts within the unit.
(A) A
				maximum of two (2) gas wells per quarter section subdivision, or lot or tract,
				or combination of lots and tracts substantially equivalent thereto, shall be
				permitted in the following areas:
Township 13 North, Ranges 91 through 94 West
Township 14 North, Ranges 91 through 94 West
Township 15 North, Ranges 91 through 99 West
Township 16 North, Ranges 91 through 99 West
Township 17 North, Ranges 91 through 98 West
Township 18 North, Ranges 91 through 96 West
Township 18 North, Range 97 West
Sections 1 through 3
Sections 10 through 15
Sections 19 through 36
Township 19 North, Ranges 91 through 96 West
Township 20 North, Ranges 91 through 96 West
Township 21 North, Ranges 91 through 96 West
Township 22 North, Ranges 91 through 96 West
Township 23 North, Ranges 91 through 95 West
(B) Any gas well proposed to be
				drilled within the above described lands shall be located within a governmental
				quarter section of land, or a lot or tract, or combination of lots or tracts
				substantially equivalent thereto, not closer than four hundred sixty feet
				(460') to the exterior boundary of such quarter section, providing that a
				maximum of two gas wells from the same pool shall be permitted in any one such
				quarter section, or lot or tract, or combination of lots or tracts
				substantially equivalent thereto.
(iv) Spacing Rule - Powder River - Deep
				Wells. Any proposed well in the Powder River Basin projected to test the
				Frontier, Muddy, and/or Dakota Formations in excess of eleven thousand feet
				(11,000') total depth shall be granted a spacing unit of six hundred forty
				(640) acres consisting of the governmental section in which the well is
				proposed. Said well may be located anywhere within the one hundred sixty (160)
				acre "window" (i.e., SE1/4 NW1/4, SW1/4 NE1/4, NE1/4 SW1/4, NW1/4 SE1/4) but
				not less than one thousand three hundred twenty feet (1,320') from the section
				line.
(v) Spacing Rule - Powder
				River - CBM Wells. Any proposed well in the Powder River Basin projected to
				test the gas potential of any coal member or pool within the Fort Union and/or
				Wasatch Formations shall be granted a vertical ("standup") drilling and spacing
				unit of eighty (80) acres consisting of one-half of a governmental one hundred
				sixty (160) acre quarter section, or lot or tract, or combination of lots or
				tracts substantially equivalent thereto, and the authorized well in such
				drilling and spacing unit shall be located in the center of the northeast
				quarter and the center of the southwest quarter of the governmental 160-acre
				quarter section, or lot or tract, or combination of lots and tracts
				substantially equivalent thereto, with a two hundred foot (200') tolerance in
				any direction from such center locations. Further, the following lands are
				exempt from this subsection (v) and are subject to the well location
				requirements under subsection (a):
Township 45 North, Ranges 71 and 72 West;
Township 46 North, Ranges 71 and 72 West;
Township 47 North, Ranges 71, 72 and 73 West;
Township 48 North, Ranges 71, 72 and 73 West;
Township 49 North, Ranges 71, 72, and 73 West;
Township 50 North, Ranges 72 and 73 West;
Township 51 North, Ranges 72 and 73 West;
Township 52 North, Ranges 72 and 73 West.