Oil & gas wells in Fremont County, WY
4,551 catalogued wells in Fremont County, Wyoming, from the state regulator registry and the federal orphaned-well inventory.
Dataset updated . Derived from public data sources.
At a glance
Fremont County, Wyoming has 4,551 catalogued oil & gas wells: 793 active (17%), 2,568 plugged & abandoned (56%) and 6 documented orphans. It ranks 9th of the 23 Wyoming counties WellCensus profiles by well count and holds 4% of the state's 129,957 catalogued wells.
Catalogued wells
4,551
Active
793
Plugged
2,568
Documented orphans
6
What is the status of oil and gas wells in Fremont County?
17% of Fremont County's wells are active, close to the Wyoming share of 17%. 56% are plugged & abandoned, against 51% statewide and 47% nationally. 786 wells (17%) are shut-in — unplugged but idle. 6 wells (0.1%) are documented orphans with no operator able to plug them, compared with 0.3% across Wyoming and 4% nationally. The remaining 398 carry status codes outside those classes, such as permitted or cancelled locations.
What kinds of wells are in Fremont County?
By product class, 2,665 of the county's wells (59%) are oil wells, 1,491 (33%) gas wells and 270 (6%) injection wells. Statewide the oil share is 50% and the gas share 43%. The deepest total depth published for a Fremont County well is 25,830 ft, the deepest published anywhere in Wyoming. 100% of the county's wells carry coordinates and appear on the map.
How does Fremont County compare with other Wyoming counties?
Fremont County has the 9th-most catalogued wells of the 23 Wyoming counties with at least 25. The median Wyoming county on WellCensus has 3,655 wells. The largest, Campbell County, has 36,047. By documented orphans it ranks 8th in Wyoming.
Who operates wells in Fremont County?
576 distinct operators of record are linked to wells in Fremont County. 100% of the county's wells carry a link to a canonical operator profile; the rest list no operator or a name not yet resolved. Each well's page names its operator where the state publishes one.
Wells in Fremont County
🔒 Create a free account to export CSV| Well | API # / state ID | Status | Type | Operator |
|---|---|---|---|---|
| Pilot Butte Orphan 6 | 49-013-03488 | Orphaned | Other type | — |
| Big Sand Draw Ut 9 | 49-013-03489 | Shut-in | Oil | Denbury Onshore LLC |
| Tribal 1 | 49-013-05000 | Plugged & abandoned | Oil | Mcgowen Petroleum |
| Indian Lands 8 | 49-013-05001 | Plugged & abandoned | Oil | Hudson Group LLC |
| Shoshone-Arapahoe-K 1 | 49-013-05002 | Plugged & abandoned | Oil | Bp America Production Company |
| Shoshone 1 | 49-013-05003 | Plugged & abandoned | Oil | Union Oil Co Of California |
| Tribal 1 | 49-013-05004 | Plugged & abandoned | Oil | Stock Paul |
| Enos 3 | 49-013-05006 | Plugged & abandoned | Oil | Kinney Coastal Oil Co |
| Richards 1 | 49-013-05007 | Plugged & abandoned | Oil | Nelson Pauppirt |
| Tribal 1 | 49-013-05008 | Plugged & abandoned | Oil | Conoco Inc |
| Federal 1 | 49-013-05010 | Plugged & abandoned | Oil | Southwestern Petroleum |
| Government 1 | 49-013-05011 | Plugged & abandoned | Oil | Chs Mcpherson Refinery Inc |
| Lander Pp Unit 22 | 49-013-05012 | Active | Oil | Wesco Operating Inc |
| Tepee Rings Unit 1 | 49-013-05013 | Plugged & abandoned | Oil | El Paso Exploration |
| Shallenberger 1 | 49-013-05014 | Plugged & abandoned | Oil | Teton Energy |
| Hadsell 1 | 49-013-05017 | Plugged & abandoned | Oil | Atlantic Richfield Company |
| Govt 1 | 49-013-05018 | Plugged & abandoned | Oil | Hintze F F |
| Govt 1-A | 49-013-05019 | Plugged & abandoned | Oil | Annabelle Wyoming Oi |
| Tropic 1 | 49-013-05020 | Plugged & abandoned | Oil | Atlantic Richfield Company |
| Federal Tropic 1 | 49-013-05022 | Plugged & abandoned | Oil | Grynberg Jack J |
| Govt 1 | 49-013-05023 | Plugged & abandoned | Oil | British American Oil |
| Govt 1-34 | 49-013-05024 | Plugged & abandoned | Oil | Union Oil Co Of California |
| Federal 55-36 | 49-013-05026 | Plugged & abandoned | Oil | Lytle Robert S |
| Federal 1 | 49-013-05027 | Plugged & abandoned | Oil | Wyoming Oil & Development Co |
| Unit 22-32 | 49-013-05028 | Plugged & abandoned | Oil | Swepi LP |
A sample of the county’s wells — every catalogued well has its own page. Browse all 4,551 in search → (filter by operator, status and type, then export), or find a specific well on the live map.
Frequently asked questions
How many oil and gas wells are in Fremont County, WY?
Fremont County, Wyoming has 4,551 catalogued oil & gas wells: 793 active, 2,568 plugged and 6 documented orphans.
How many orphaned wells are in Fremont County?
6 wells in Fremont County, Wyoming are documented orphans — unplugged with no solvent operator of record, the 8th-highest count among Wyoming counties.
What share of wells in Fremont County are plugged?
2,568 of Fremont County's 4,551 catalogued wells (56%) are plugged & abandoned, compared with 51% across Wyoming.
Which Wyoming county has the most oil and gas wells?
Campbell County has the most catalogued wells of any Wyoming county on WellCensus (36,047); Fremont County ranks 9th with 4,551.
How many companies operate wells in Fremont County?
576 distinct operators of record are linked to catalogued wells in Fremont County, Wyoming.
Nearby in the Wyoming rankings
About this data
Source: Wyoming Oil & Gas Conservation Commission well registry, plus the USGS United States Documented Orphaned Well Database (2026, doi 10.5066/P13FHBYG), as published October 10, 2026 — WellCensus refreshes it monthly. See the methodology for how records are matched, cleaned and scored.
Cite as: WellCensus, “Oil & gas wells in Fremont County, Wyoming”, https://wellcensus.com/wells/wyoming/fremont (data as of October 10, 2026).