TEXAS · WELLS · PECOS COUNTY · ALLISON LEASE · API 42-371-36983 · DISTRICT 7B

Allison #2

Shut in

Pecos County · Pinon (Overthrust) field · Producing  · Vertical

Allison #2 (API 42-371-36983) is a well in Pecos County operated by Longfellow Energy LP, completed June 30, 2000 and listed as producing on the RRC schedule, shut in May 1, 2024.

The RRC has issued one drilling permit (amended twice), issued February 17, 2000, permitted to 5,832 ft.

It was permitted by Riata Energy, Inc. and has since transferred to Longfellow Energy LP on the wellbore schedule.

Completion filings report 4 formation tops, including Base Cretaceous (marker), Top Marathons, Tesnus, 1st Caballos.

Its lease has reported 1.33K barrels of oil and 6.54M mcf of gas since June 2000, last reporting volume in April 2024.

Operator of record

Longfellow Energy LP

Permitted by Riata Energy, Inc.; 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 scheduleLongfellow Energy LP
Production reportsLongfellow Energy, LPthrough Apr 2024
Latest permitRiata Energy, Inc.Feb 17, 2000

The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.

5,832
total depth, ft
3
permits on file
Feb 17, 2000
last permit issued
Jun 30, 2000
completed
1.33K
cumulative oil, bbl
6.54M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jul 2000 THROUGH Apr 2024

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Jun 30, 2000
Shut in
May 1, 2024
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 lease this well is completed on; this well is the only one on it.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Allison G-10-178071Pinon (Overthrust)Longfellow Energy, LP11.33K6.54MJun 2000 – Apr 2024

Gas, mcf lease total

Last 12 months 0 · prior 12 0

0200400600202420252026

Chain of custody

Every operator that reported production on this well's lease, in order.

  1. 1Riata Energy, Inc.Jul 2000 → Nov 2006
  2. 2Sandridge Energy, Inc.Dec 2006 → May 2009
  3. 3Sandridge Expl. and Prod., LLCJun 2009 → Feb 2016
  4. 4Occidental W TX Overthrust, Inc.Mar 2016 → Jul 2021
  5. 5Longfellow Energy, LPApr 2022 → Apr 2024

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
492161-97DrillRiata Energy, Inc.Jul 19, 2000Feb 17, 2000—9,000
492161-98DrillRiata Energy, Inc.Feb 28, 2000Feb 17, 2000Apr 14, 20009,000
492161-99DrillRiata Energy, Inc.Feb 16, 2000Feb 17, 2000—9,000

Completions

CompletedLeaseFieldOperatorStatusDepth
Jun 30, 2000Allison G-10-178071Pinon (Overthrust)Longfellow Energy LPProducing · shut in May 1, 20245,832

Formation tops

As filed on W-2/G-1. Subsea from 4,234 ft elevation.Download CSV →

FormationMD ftSubsea
Base Cretaceous (marker)BASE CRETACEOUS1,8802,354
Top Marathons3,0001,234
Tesnus4,060174
1ST Caballos5,550-1,316

Perforations

Perforated and open-hole intervals.

FromToType
5,4035,832Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
9.6251,33412.25650 S
9.6251,33912.25650 S
73,0028.75270 S
73,0158.75270 S
4.55,4036.125325 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. The record date is the RRC's own date on the record, not the day the report was filed: 462,034 of the state's filings carry 1984-01-12. About these reports →

SuffixRRC record dateW-2 / G-1 dateLogs referenced
00May 13, 2002Apr 8, 2002—
00Sep 21, 2000Jul 24, 2000Yes
00Aug 15, 2000——

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.

Log images filed since 2004 open from the RRC's log search for this well; none are loaded here for it. The University Lands library has no per-well link: then paste it into its search.

Find logs withinmiles of this well:List →Map →

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/37136983, documented in the API reference.