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Sublette County, WY oil and gas wells

12,508 wells: 7,339 active, 2,154 plugged, 4 orphaned, run by 290 operators.

Sublette County, WY ranks #5 among Wyoming counties by wells on record, with 6% of the state's 207,791 wells. 7,339 of its wells (59%) are active, above the statewide share of 17%. Another 271 are shut in or temporarily abandoned. 4 wells are flagged as orphaned, with no responsible operator. Of the 12,482 wells here with a type on record, 89% are gas wells, 8% oil wells and 2% disposal or injection wells. Drilling records here go back to 1912. Of the 9,872 wells with a drilling date, 1,064 (11%) were drilled in 2016 or later, the most recent in 2024. 242 wells are listed as permitted or being drilled. 298 wells have been plugged since 2016. Wells with a recorded depth average 10,860 ft. 290 operators have wells here. The largest by active wells is PUREWEST RESOURCES INC, with 3,516 active (48% of the county's active wells).

Figures from the Wyoming Oil and Gas Conservation Commission, updated 2026-11-10.

Top operators in Sublette

Wells

Not plugged · All wells · Plugged · Orphaned · Disposal (SWD) and injection

Sublette County, WY well questions