WELL · 42-371-38720 · DISTRICT 8
Allison 4 #107
Pecos County · Pinon (Overthrust) field · Producing · Directional
Allison 4 #107 (API 42-371-38720) is a well in Pecos County operated by Longfellow Energy LP, completed January 16, 2011 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued July 13, 2010, permitted to 16,000 ft.
It was permitted by Sandridge Expl. And Prod., LLC and has since transferred to Longfellow Energy LP on the wellbore schedule.
Completion filings report 3 formation tops, including Haymond, Base Haymond, Dimple.
No lease production has been reported under this well’s leases.
Operator of record
Permitted by Sandridge Expl. and Prod., LLC; the EWA schedule now lists a different operator.
Dallas, TX · P-5 Y, filed Dec 4, 2025 · 37 permits on file · (405) 306-6169
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Longfellow Energy LP |
| Production reports | Longfellow Energy, LPthrough Apr 2024 |
| Latest permit | Sandridge Expl. and Prod., LLCJul 13, 2010 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 16,000
- total depth, ft
- 1
- permits on file
- Jul 13, 2010
- last permit issued
- Jan 16, 2011
- completed
- 0
- cumulative oil, bbl
- 1.2M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 2011 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Jan 16, 2011
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active
Surface location
No coordinates on the permit record yet. The RRC's GIS record usually lands within days of issuance; historical master-file permits never carry one.
Lease production
PDQ LEASE REPORTS · REPORTED THROUGH APR 2026
Texas reports oil by lease, not by well. These are the lease this well is completed on; this well is the only one on it.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Allison 4 G-10-274510 | Pinon (Overthrust) | Longfellow Energy, LP | 1 | 0 | 1.2M | Jan 2011 – Jul 2026 |
Gas, mcf lease total
Last 12 months 0 · prior 12 0
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Sandridge Expl. and Prod., LLCJan 2011 → Feb 2016
- 2Occidental W TX Overthrust, Inc.Mar 2016 → Dec 2021
- 3Longfellow Energy, LPJan 2022 → Apr 2024
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 698852-99 | Drill | Sandridge Expl. and Prod., LLC | Jul 12, 2010 | Jul 13, 2010 | Aug 22, 2010 | 16,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-10-274510 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 4,309 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Haymond | 1,210 | 3,099 |
| Base Haymond | 1,330 | 2,979 |
| Dimple | 3,780 | 529 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 6,590 | 6,930 | Perforated |
| 7,380 | 7,560 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 1,176 | 12.25 | 780 S |
| 5.5 | 7,750 | 8.75 | 625 S |
Completion filings
W-2 and G-1 reports on record in the RRC wellbore file, newest first. The suffix identifies the wellbore or completion event. About these reports →
| Suffix | Filed | W-2 / G-1 date | Logs referenced |
|---|---|---|---|
| 00 | Nov 12, 2014 | Jul 16, 2014 | Yes |
The source documents
Petrora holds the structured record. The scanned filings live at the RRC; these links open its search already filled in for this API.
- Wellbore filings for 42-371-38720 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-371-38720 → scanned completion filings
Log images are in archives with no per-well link: the RRC's Neubus archive (2004 onward) and the University Lands library. then paste it into their search.
About this data
Permits from the RRC OGA049M master and daily daf420 files; wellbore and operator of record from the EWA schedule, weekly; completions, formation tops, casing, and perforations from the dbf900 wellbore file; production from PDQ lease reports, which lag two to three months; injection from UIC permits, H-10 reports, and TexNet daily volumes; earthquakes from the TexNet catalog.
New to these records? How to read a well page · API numbers · completion reports and tops · why production is by lease
Developers: this page as JSON is GET /v1/data/wells/37138720, documented in the API reference.