Exxon Mobil
Operator of record for 2,202 catalogued wells across 10 states. Every well below links to its full registry page.
Filed as: EXXON MOBIL CORPORATION · Exxon Mobil Corporation
At a glance
Exxon Mobil is the operator of record for 2,202 catalogued U.S. oil & gas wells in 10 states. 17 (0.8%) are active, 2,115 (96%) plugged & abandoned and 5 flagged as orphaned. Its largest concentration is in California, with 1,456 wells (66% of its portfolio).
Wells operated
2,202
Active
17
Plugged
2,115
Orphaned
5
Portfolio by state
| State | Wells |
|---|---|
| California | 1,456 |
| Oklahoma | 454 |
| Wyoming | 140 |
| Colorado | 42 |
| Louisiana | 38 |
| New Mexico | 35 |
| Kansas | 21 |
| Arkansas | 7 |
| Utah | 7 |
| Alabama | 2 |
Well mix
- Oil wells
- 1,237
- Gas wells
- 141
- Shut-in
- 10
- Active share
- 1%
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Claim your operator profileWhere does Exxon Mobil operate?
Exxon Mobil's catalogued wells are spread across 10 states: California (1,456), Oklahoma (454), Wyoming (140), Colorado (42) and Louisiana (38) and 5 more. Its 1,456 California wells are 0.6% of the 242,471 catalogued in that state — its largest share of any state. Counts cover only states whose registries WellCensus has ingested with operator names; wells in Nebraska and Texas (location indexes) and in states without a registry ingest are not yet attributed to any operator.
How many of Exxon Mobil’s wells are active, plugged or orphaned?
0.8% of Exxon Mobil's catalogued wells are active, 28 percentage points below the national share of 29%. 96% are plugged & abandoned, against 47% nationally. 10 wells (0.5%) are shut-in — unplugged but idle. 5 wells filed under this name are flagged as orphaned — unplugged, with no operator able to plug them.
What kinds of wells does Exxon Mobil operate?
By product class, 1,237 (56%) are oil wells and 141 (6%) gas wells; nationally the shares are 43% and 17%. The deepest of its wells with a published depth is E Grama Ridge State Com #001 in Lea, NM at 99,999 ft. The wells listed below sit in Lea (NM), Eddy (NM), Iberia (LA), Mobile-OS (AL), Terrebonne (LA) and Lincoln (WY) and other counties. State filings spell the name 2 ways; WellCensus merges exact-normalized spellings only, so subsidiaries and affiliates keep their own pages.
Notable wells operated by Exxon Mobil
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| E Grama Ridge State Com #001 | 30-025-28639 | Plugged & abandoned | Gas | Lea, NM | Exxon Mobil Corporation | 99,999 ft |
| New Mexico G State #017 | 30-025-04766 | Plugged & abandoned | Injection | Lea, NM | Exxon Mobil Corporation | 99,999 ft |
| Blakemore Estate Federal #001 | 30-015-24577 | Plugged & abandoned | Oil | Eddy, NM | Exxon Mobil Corporation | 99,999 ft |
| Avalon Delaware Unit #525 | 30-015-24336 | Plugged & abandoned | Oil | Eddy, NM | Exxon Mobil Corporation | 99,999 ft |
| Rc-Ma Ra Sua;sl 1706 028 | 17-045-21237 | Plugged & abandoned | Other type | Iberia, LA | Exxon Mobil Corporation | 22,000 ft |
| State Lease 537 #2 | 01-297-20325 | Plugged & abandoned | Gas | Mobile-OS, AL | Exxon Mobil Corporation | 21,928 ft |
| Sl 1706 026 | 17-045-21199 | Other status | Other type | Iberia, LA | Exxon Mobil Corporation | 21,000 ft |
| Robu L Ra Suc;cl&f Co Inc D 001 | 17-109-23858 | Other status | Other type | Terrebonne, LA | Exxon Mobil Corporation | 20,296 ft |
| Telephone Pass 38926 1 | 49-023-20577 | Plugged & abandoned | Oil | Lincoln, WY | Exxon Mobil Corporation | 20,035 ft |
| Exxon Fee 002 | 17-113-21654 | Plugged & abandoned | Other type | Vermilion, LA | Exxon Mobil Corporation | 19,800 ft |
| Vua;vermilion Psh Sch Bd 001 | 17-113-20188 | Plugged & abandoned | Other type | Vermilion, LA | Exxon Mobil Corporation | 19,200 ft |
| Lake Ridge Unit 903 | 49-035-23696 | Other status | Gas | Sublette, WY | Exxon Mobil Corporation | 19,000 ft |
Deepest first where depth is published. See all 2,202 wells →
Frequently asked questions
How many wells does Exxon Mobil operate?
Exxon Mobil is the operator of record for 2,202 catalogued oil & gas wells, with the largest concentration in California (1,456). Only wells in states WellCensus has ingested are counted.
How many of Exxon Mobil's wells are still active?
17 of Exxon Mobil's catalogued wells are active; 2,115 are plugged & abandoned and 5 are flagged as orphaned.
In which states does Exxon Mobil operate wells?
Exxon Mobil is the operator of record for wells in California (1,456), Oklahoma (454), Wyoming (140), Colorado (42), Louisiana (38), New Mexico (35), Kansas (21), Arkansas (7), Utah (7) and Alabama (2).
Does Exxon Mobil operate mostly oil or gas wells?
1,237 of Exxon Mobil's catalogued wells are oil wells and 141 are gas wells; the rest are injection, service or unclassified wells.
What is Exxon Mobil's deepest well?
Among wells with a published depth, E Grama Ridge State Com #001 in Lea, NM is the deepest at 99,999 ft.
Where Exxon Mobil's wells are
- Oil & gas wells in California· 1,456 operated by Exxon Mobil
- Oil & gas wells in Oklahoma· 454 operated by Exxon Mobil
- Oil & gas wells in Wyoming· 140 operated by Exxon Mobil
- Oil & gas wells in Colorado· 42 operated by Exxon Mobil
- Oil & gas wells in Louisiana· 38 operated by Exxon Mobil
- Oil & gas wells in New Mexico· 35 operated by Exxon Mobil
- Largest U.S. well operators
- All well operators
About this data
Source: State oil & gas regulator registries (operator of record as filed, exact-normalized across states) plus the USGS United States Documented Orphaned Well Database (2026), as published October 10, 2026 — WellCensus refreshes it monthly. See the methodology for how records are matched, cleaned and scored.
Cite as: WellCensus, “Exxon Mobil — well portfolio”, https://wellcensus.com/operators/exxon-mobil-436 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).