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WellCensus

Mariner Energy

Operator of record for 4 catalogued wells across 1 state. Every well below links to its full registry page.

At a glance

Mariner Energy is the operator of record for 4 catalogued U.S. oil & gas wells in 1 state. None is listed as active, 2 (50%) are plugged & abandoned. Its largest concentration is in Louisiana, with 4 wells (100% of its portfolio).

Wells operated

4

Active

0

Plugged

2

Orphaned

0

Portfolio by state

StateWells
Louisiana4

Well mix

Oil wells
2
Gas wells
0
Shut-in
0
Active share
0%

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Where does Mariner Energy operate?

Mariner Energy's catalogued wells are spread across 1 state: Louisiana (4). Its 4 Louisiana wells are 0.0% 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 Mariner Energy’s wells are active, plugged or orphaned?

0% of Mariner Energy's catalogued wells are active, 29 percentage points below the national share of 29%. 50% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.

What kinds of wells does Mariner Energy operate?

By product class, 2 (50%) are oil wells and 0 (0%) gas wells; nationally the shares are 43% and 17%. The deepest of its wells with a published depth is Spb24 9400 Ra Su;sl 1923 029 in Plaquemines, LA at 11,145 ft.

Notable wells operated by Mariner Energy

Wells operated by Mariner Energy
WellAPI # / state IDStatusTypeLocationOperatorDepth
Spb24 9400 Ra Su;sl 1923 02917-075-24384Other statusOther typePlaquemines, LAMariner Energy, Inc11,145 ft
3600 Vua;usa Et Al A 00117-075-02802Plugged & abandonedOther typePlaquemines, LAMariner Energy, Inc9,822 ft
Spb24 8200 Rt Su;sl 1924 00117-075-02824Plugged & abandonedOilPlaquemines, LAMariner Energy, Inc8,906 ft
Spb24 8200 Rt Su;sl 1922 00117-075-02819Other statusOilPlaquemines, LAMariner Energy, Inc8,646 ft

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

Frequently asked questions

How many wells does Mariner Energy operate?

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

How many of Mariner Energy's wells are still active?

0 of Mariner Energy's catalogued wells are active; 2 are plugged & abandoned.

In which states does Mariner Energy operate wells?

Mariner Energy is the operator of record for wells in Louisiana (4).

Does Mariner Energy operate mostly oil or gas wells?

2 of Mariner Energy's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.

What is Mariner Energy's deepest well?

Among wells with a published depth, Spb24 9400 Ra Su;sl 1923 029 in Plaquemines, LA is the deepest at 11,145 ft.

Where Mariner Energy'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, “Mariner Energy — well portfolio”, https://wellcensus.com/operators/mariner-energy-78583 (data as of October 10, 2026).

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