TEXAS · WELLS · PECOS COUNTY · API 42-371-33111 · DISTRICT 7B
Allison #1
Pecos County · Pinon (Overthrust) field · Temp Abandoned · Vertical
Allison #1 (API 42-371-33111) is a well in Pecos County operated by Longfellow Energy LP, completed November 30, 1995 and listed as temp abandoned on the RRC schedule, shut in October 1, 2019.
The RRC has issued 3 drilling permits (amended once) between 1980 and 1995, permitted to 9,850 ft.
It was permitted by Fina Oil & Chemical Company and has since transferred to Longfellow Energy LP on the wellbore schedule.
Completion filings report one formation top, including Caballos.
No lease production has been reported under this well’s leases.
Operator of record
Permitted by Fina Oil & Chemical Company; the EWA schedule now lists a different operator.
- Based in
- Dallas, TX
- P-5 status
- Active (A)
- P-5 last filed
- Mar 26, 2026
- Permits on file
- 38
- Phone
- (972) 590-9900
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Longfellow Energy LP |
| Production reports | Occidental W TX Overthrust, Inc.through Sep 2019 |
| Latest permit | Fina Oil & Chemical CompanyOct 30, 1995 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 9,850
- total depth, ft
- 4
- permits on file
- Oct 30, 1995
- last permit issued
- Nov 30, 1995
- completed
- 0
- cumulative oil, bbl
- 4.38M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Nov 30, 1995
- Shut in
- Oct 1, 2019
- Plugged
- —
Operator's P-5 on the schedule: Active (A)
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 2 leases this well is completed on; they carry 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Allison G-10-103078 | Allison Ranch (Wolfcamp) | Longfellow Energy, LP | 1 | 0 | 0 | Jan 1993 – Jul 2026 |
| Allison G-10-158911 | Pinon (Overthrust) | Longfellow Energy, LP | 1 | 0 | 4.38M | Nov 1995 – Jul 2026 |
No volumes reported on these leases in the last three years.
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Fina Oil & Chemical CompanyJan 1996 → Apr 1998
- 2Riata Energy, Inc.Jun 1998 → Nov 2006
- 3Sandridge Energy, Inc.Dec 2006 → May 2009
- 4Sandridge Expl. and Prod., LLCJun 2009 → Feb 2016
- 5Occidental W TX Overthrust, Inc.Mar 2016 → Sep 2019
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 441407-98 | Recompletion | Fina Oil & Chemical Company | Jun 10, 1996 | Oct 30, 1995 | Oct 30, 1995 | 7,500 |
| 441407-99 | Recompletion | Riata Energy, Inc. | Oct 30, 1995 | Oct 30, 1995 | — | 7,500 |
| 155034-99 | Recompletion | HNG Oil Company | Mar 31, 1982 | Mar 31, 1982 | — | 4,075 |
| 82185-99 | Drill | HNG Oil Company | May 28, 1980 | May 28, 1980 | Jul 20, 1980 | 11,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Nov 30, 1995 | Allison G-10-158911 | Pinon (Overthrust) | Longfellow Energy LP | Temp Abandoned · shut in Oct 1, 2019 | 9,850 |
| Jun 26, 1981 | Allison G-10-103078 | Allison Ranch (Wolfcamp) | Longfellow Energy LP | Partial Plug · shut in Oct 1, 2000 | 9,850 |
Formation tops
As filed on W-2/G-1. Subsea from 4,386 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Caballos | 4,100 | 286 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 4,062 | 4,583 | Perforated |
| 4,139 | 9,487 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 1,280 | 14.75 | 1,300 S |
| 10.75 | 1,300 | 14.75 | — |
| 7.625 | 4,105 | 9.5 | 1,000 S |
| 7.625 | 4,117 | 9.5 | — |
| 2.375 | 6,249 | — | — |
| 4.5 | 9,850 | 6.5 | 375 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 | Aug 7, 1996 | Dec 21, 1995 | Yes |
| 00 | Jul 16, 1996 | — | — |
| 00 | Jan 12, 1984 | Sep 24, 1981 | — |
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 42-371-33111 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-371-33111 → 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/37133111, documented in the API reference.