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WellCensus

Petro Grande

Operator of record for 8 catalogued wells across 1 state. Every well below links to its full registry page.

At a glance

Petro Grande is the operator of record for 8 catalogued U.S. oil & gas wells in 1 state. None is listed as active, 7 (88%) are plugged & abandoned. Its largest concentration is in Mississippi, with 8 wells (100% of its portfolio).

Wells operated

8

Active

0

Plugged

7

Orphaned

0

Portfolio by state

StateWells
Mississippi8

Well mix

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

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Where does Petro Grande operate?

Petro Grande's catalogued wells are spread across 1 state: Mississippi (8). Its 8 Mississippi wells are 0.0% of the 34,924 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 Petro Grande’s wells are active, plugged or orphaned?

0% of Petro Grande's catalogued wells are active, 29 percentage points below the national share of 29%. 88% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.

What kinds of wells does Petro Grande operate?

By product class, 2 (25%) 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 Mcinnis 1 1 in Greene, MS at 21,451 ft. The wells listed below sit in Greene (MS), Jasper (MS) and Smith (MS).

Notable wells operated by Petro Grande

Wells operated by Petro Grande
WellAPI # / state IDStatusTypeLocationOperatorDepth
Mcinnis 1 123-041-20016Plugged & abandonedOther typeGreene, MSPetro Grande Inc.21,451 ft
W P Barnes 1 123-041-00071Plugged & abandonedOther typeGreene, MSPetro Grande Inc.20,977 ft
W W Martin 1 123-061-20209Plugged & abandonedOther typeJasper, MSPetro Grande Inc.17,010 ft
Lee 1 123-061-20238Plugged & abandonedOther typeJasper, MSPetro Grande Inc.—
Windham Kelly 1 123-129-20071Plugged & abandonedOther typeSmith, MSPetro Grande Inc.—
USA 1 123-129-20079Plugged & abandonedOther typeSmith, MSPetro Grande Inc.—
Nichols 1 123-061-20217Plugged & abandonedOilJasper, MSPetro Grande Inc.—
McFarland 123-061-20231Other statusOilJasper, MSPetro Grande Inc.—

Deepest first where depth is published. See all 8 wells →

Frequently asked questions

How many wells does Petro Grande operate?

Petro Grande is the operator of record for 8 catalogued oil & gas wells, with the largest concentration in Mississippi (8). Only wells in states WellCensus has ingested are counted.

How many of Petro Grande's wells are still active?

0 of Petro Grande's catalogued wells are active; 7 are plugged & abandoned.

In which states does Petro Grande operate wells?

Petro Grande is the operator of record for wells in Mississippi (8).

Does Petro Grande operate mostly oil or gas wells?

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

What is Petro Grande's deepest well?

Among wells with a published depth, Mcinnis 1 1 in Greene, MS is the deepest at 21,451 ft.

Where Petro Grande'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, “Petro Grande — well portfolio”, https://wellcensus.com/operators/petro-grande-138401 (data as of October 10, 2026).

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