Gulf Research & Dev
Operator of record for 5 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Gulf Research & Dev is the operator of record for 5 catalogued U.S. oil & gas wells in 1 state. None is listed as active, 4 (80%) are plugged & abandoned and 1 flagged as orphaned. Its largest concentration is in Pennsylvania, with 5 wells (100% of its portfolio).
Wells operated
5
Active
0
Plugged
4
Orphaned
1
Portfolio by state
| State | Wells |
|---|---|
| Pennsylvania | 5 |
Well mix
- Oil wells
- 0
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 0%
Is this your company?
Claim Gulf Research & Dev to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Gulf Research & Dev operate?
Gulf Research & Dev's catalogued wells are spread across 1 state: Pennsylvania (5). Its 5 Pennsylvania wells are 0.0% of the 224,189 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 Gulf Research & Dev’s wells are active, plugged or orphaned?
0% of Gulf Research & Dev's catalogued wells are active, 29 percentage points below the national share of 29%. 80% are plugged & abandoned, against 47% nationally. 1 wells filed under this name are flagged as orphaned — unplugged, with no operator able to plug them.
What kinds of wells does Gulf Research & Dev operate?
By product class, 0 (0%) are oil wells and 0 (0%) gas wells; nationally the shares are 43% and 17%.
Notable wells operated by Gulf Research & Dev
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Kenneth A Diehl Bt1 | 37-009-20040 | Orphaned | Other type | Bedford, PA | Gulf Research & Dev Co | — |
| Kenneth A Diehl Gr&dc1 | 37-009-20041 | Plugged & abandoned | Other type | Bedford, PA | Gulf Research & Dev Co | — |
| Kenneth A Diehl 2 | 37-009-20044 | Plugged & abandoned | Other type | Bedford, PA | Gulf Research & Dev Co | — |
| Kenneth A Diehl 3 | 37-009-20053 | Plugged & abandoned | Other type | Bedford, PA | Gulf Research & Dev Co | — |
| Kenneth A Diehl D1 | 37-009-20039 | Plugged & abandoned | Injection | Bedford, PA | Gulf Research & Dev Co | — |
Deepest first where depth is published. See all 5 wells →
Frequently asked questions
How many wells does Gulf Research & Dev operate?
Gulf Research & Dev is the operator of record for 5 catalogued oil & gas wells, with the largest concentration in Pennsylvania (5). Only wells in states WellCensus has ingested are counted.
How many of Gulf Research & Dev's wells are still active?
0 of Gulf Research & Dev's catalogued wells are active; 4 are plugged & abandoned and 1 are flagged as orphaned.
In which states does Gulf Research & Dev operate wells?
Gulf Research & Dev is the operator of record for wells in Pennsylvania (5).
Does Gulf Research & Dev operate mostly oil or gas wells?
0 of Gulf Research & Dev's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
Where Gulf Research & Dev'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, “Gulf Research & Dev — well portfolio”, https://wellcensus.com/operators/gulf-research-dev-71498 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).