Shell Oil

Operator of record for 4,222 catalogued wells across 18 states. Every well below links to its full registry page.

Filed as: SHELL OIL CO · SHELL OIL CO. · SHELL OIL COMPANY · Shell Oil Co. · …

At a glance

Shell Oil is the operator of record for 4,222 catalogued U.S. oil & gas wells in 18 states. 139 (3%) are active, 3,552 (84%) plugged & abandoned and 83 flagged as orphaned. Its largest concentration is in Louisiana, with 1,389 wells (33% of its portfolio).

Wells operated

4,222

Active

139

Plugged

3,552

Orphaned

Portfolio by state

State	Wells
Louisiana	1,389
Illinois	941
Oklahoma	738
Colorado	312
Montana	228
Utah	124
North Dakota	121
Michigan	111
Kentucky	101
California	48
Alabama	22
New Mexico	22
Wyoming	18
Arkansas	12
Kansas	12
Mississippi	10
Pennsylvania	9
New York	4

Well mix

Oil wells: 1,465
Gas wells: 233
Shut-in: 5
Active share: 3%

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Where does Shell Oil operate?

Shell Oil's catalogued wells are spread across 18 states: Louisiana (1,389), Illinois (941), Oklahoma (738), Colorado (312) and Montana (228) and 13 more. Its 1,389 Louisiana wells are 0.6% of the 225,728 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 Shell Oil’s wells are active, plugged or orphaned?

3% of Shell Oil's catalogued wells are active, 26 percentage points below the national share of 29%. 84% are plugged & abandoned, against 47% nationally. 5 wells (0.1%) are shut-in — unplugged but idle. 83 wells filed under this name are flagged as orphaned — unplugged, with no operator able to plug them.

What kinds of wells does Shell Oil operate?

By product class, 1,465 (35%) are oil wells and 233 (6%) gas wells; nationally the shares are 43% and 17%. The deepest of its wells with a published depth is Sarkeys #005 in Lea, NM at 99,999 ft. The wells listed below sit in Lea (NM), Bernalillo (NM), Iberia (LA), St Landry (LA), St Bernard (LA) and Evangeline (LA) and other counties. State filings spell the name 7 ways; WellCensus merges exact-normalized spellings only, so subsidiaries and affiliates keep their own pages.

Notable wells operated by Shell Oil

Wells operated by Shell Oil
Well	API # / state ID	Status	Type	Location	Operator	Depth
Sarkeys #005	30-025-06762	Plugged & abandoned	Injection	Lea, NM	Shell Oil Co	99,999 ft
Isleta #002	30-001-20003	Plugged & abandoned	Oil	Bernalillo, NM	Shell Oil Co	21,000 ft
H Patout Heirs 001	17-045-20287	Plugged & abandoned	Other type	Iberia, LA	Shell Oil Company	20,445 ft
16600 Tusc Rb Sua;turner 001	17-097-20396	Plugged & abandoned	Gas	St Landry, LA	Shell Oil Company	20,150 ft
Sl 4898 001	17-730-00006	Plugged & abandoned	Other type	St Bernard, LA	Shell Oil Company	20,123 ft
Martin Development Co Inc 001	17-039-20172	Plugged & abandoned	Other type	Evangeline, LA	Shell Oil Company	20,100 ft
16400 Tusc Ra Suv;hughes Et Al 001	17-033-20071	Plugged & abandoned	Other type	East Baton Rouge, LA	Shell Oil Company	19,800 ft
17600 Tusc Ra Sua;hagger 001	17-097-20460	Plugged & abandoned	Gas	St Landry, LA	Shell Oil Company	19,692 ft
Forman Et Al 001	17-039-20193	Plugged & abandoned	Other type	Evangeline, LA	Shell Oil Company	19,538 ft
West Mesa Federal #001	30-001-20004	Plugged & abandoned	Oil	Bernalillo, NM	Shell Oil Co	19,350 ft
D A Tranchina 001	17-033-20041	Plugged & abandoned	Other type	East Baton Rouge, LA	Shell Oil Company	19,322 ft
G Dendinger Inc 002	17-063-20022	Plugged & abandoned	Other type	Livingston, LA	Shell Oil Company	19,064 ft

Deepest first where depth is published. See all 4,222 wells →

Frequently asked questions

How many wells does Shell Oil operate?

Shell Oil is the operator of record for 4,222 catalogued oil & gas wells, with the largest concentration in Louisiana (1,389). Only wells in states WellCensus has ingested are counted.

How many of Shell Oil's wells are still active?

139 of Shell Oil's catalogued wells are active; 3,552 are plugged & abandoned and 83 are flagged as orphaned.

In which states does Shell Oil operate wells?

Shell Oil is the operator of record for wells in Louisiana (1,389), Illinois (941), Oklahoma (738), Colorado (312), Montana (228), Utah (124), North Dakota (121), Michigan (111), Kentucky (101), California (48), Alabama (22), New Mexico (22), Wyoming (18), Arkansas (12), Kansas (12), Mississippi (10), Pennsylvania (9) and New York (4).

Does Shell Oil operate mostly oil or gas wells?

1,465 of Shell Oil's catalogued wells are oil wells and 233 are gas wells; the rest are injection, service or unclassified wells.

What is Shell Oil's deepest well?

Among wells with a published depth, Sarkeys #005 in Lea, NM is the deepest at 99,999 ft.

Where Shell Oil's wells are

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, “Shell Oil — well portfolio”, https://wellcensus.com/operators/shell-oil-47 (data as of October 10, 2026).

Dataset updated October 2026 . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).