Heartland Exploration
Operator of record for 44 catalogued wells across 1 state. Every well below links to its full registry page.
Filed as: HEARTLAND EXPLORATION · HEARTLAND EXPLORATION INC
At a glance
Heartland Exploration is the operator of record for 44 catalogued U.S. oil & gas wells in 1 state. None is listed as active, 40 (91%) are plugged & abandoned. Its largest concentration is in Oklahoma, with 41 wells (93% of its portfolio).
Wells operated
44
Active
0
Plugged
40
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Oklahoma | 41 |
Well mix
- Oil wells
- 15
- Gas wells
- 2
- Shut-in
- 0
- Active share
- 0%
Is this your company?
Claim Heartland Exploration to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Heartland Exploration operate?
Heartland Exploration's catalogued wells are spread across 1 state: Oklahoma (41). Its 41 Oklahoma wells are 0.0% of the 456,595 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 Heartland Exploration’s wells are active, plugged or orphaned?
0% of Heartland Exploration's catalogued wells are active, 29 percentage points below the national share of 29%. 91% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Heartland Exploration operate?
By product class, 15 (34%) are oil wells and 2 (5%) gas wells; nationally the shares are 43% and 17%. The wells listed below sit in Garvin (OK), Logan (OK), Noble (OK), Oklahoma (OK) and Garfield (OK). 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 Heartland Exploration
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Caldwell #1 | 35-049-21078 | Plugged & abandoned | Other type | Garvin, OK | Heartland Exploration Inc | — |
| Martin #1 | 35-083-20272 | Plugged & abandoned | Other type | Logan, OK | Heartland Exploration Inc | — |
| John Main #1 | 35-103-20961 | Plugged & abandoned | Oil | Noble, OK | Heartland Exploration Inc | — |
| Stehno #1-21 | 35-103-21818 | Plugged & abandoned | Other type | Noble, OK | Heartland Exploration Inc | — |
| Blehm #4 | 35-109-38686 | Plugged & abandoned | Other type | Oklahoma, OK | Heartland Exploration Inc | — |
| Mcauliff #4 | 35-109-38612 | Plugged & abandoned | Oil | Oklahoma, OK | Heartland Exploration Inc | — |
| Barnes #1 | 35-047-20656 | Plugged & abandoned | Other type | Garfield, OK | Heartland Exploration Inc | — |
| Ensminger #1-13 | 35-047-23166 | Plugged & abandoned | Other type | Garfield, OK | Heartland Exploration Inc | — |
| Trahern #1 | 35-049-21453 | Plugged & abandoned | Oil | Garvin, OK | Heartland Exploration Inc | — |
| Cody #1 | 35-049-21774 | Plugged & abandoned | Gas | Garvin, OK | Heartland Exploration Inc | — |
| Drummond #1-6 | 35-049-22091 | Plugged & abandoned | Oil | Garvin, OK | Heartland Exploration Inc | — |
| State #1 | 35-103-21141 | Plugged & abandoned | Oil | Noble, OK | Heartland Exploration Inc | — |
Deepest first where depth is published. See all 44 wells →
Frequently asked questions
How many wells does Heartland Exploration operate?
Heartland Exploration is the operator of record for 44 catalogued oil & gas wells, with the largest concentration in Oklahoma (41). Only wells in states WellCensus has ingested are counted.
How many of Heartland Exploration's wells are still active?
0 of Heartland Exploration's catalogued wells are active; 40 are plugged & abandoned.
In which states does Heartland Exploration operate wells?
Heartland Exploration is the operator of record for wells in Oklahoma (41).
Does Heartland Exploration operate mostly oil or gas wells?
15 of Heartland Exploration's catalogued wells are oil wells and 2 are gas wells; the rest are injection, service or unclassified wells.
Where Heartland Exploration'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, “Heartland Exploration — well portfolio”, https://wellcensus.com/operators/heartland-exploration-3947 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).