TEXAS · WELLS · PECOS COUNTY · LONGFELLOW LEASE · API 42-371-37002 · DISTRICT 7B

Longfellow #4017

Y

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

Fields on the latest permit · any of 2
Algerita (Ouachita Caballos) · Pinon (Overthrust)
Not one formation; the well must be completed in one of them, and no target formation is stated. The district's wildcat field is also on the permit.

Longfellow #4017 (API 42-371-37002) is a well in Pecos County operated by Longfellow Energy LP, completed August 25, 2000 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit (amended once), issued July 7, 2000, permitted to 4,839 ft.

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

Completion filings report 5 formation tops, including Base Cretaceous (marker), Dimple, Tesnus, Caballos.

Its lease has reported 702 barrels of oil and 1.77M mcf of gas since August 2000, last reporting volume in February 2026.

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
41
Phone
(972) 590-9900

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleLongfellow Energy LP
Production reportsLongfellow Energy, LPthrough Feb 2026
Latest permitRiata Energy, Inc.Jul 7, 2000

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

4,839
total depth, ft
2
permits on file
Jul 7, 2000
last permit issued
Aug 25, 2000
completed
702
cumulative oil, bbl
1.77M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Sep 2000 THROUGH Feb 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Aug 25, 2000
Shut in
—
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
Longfellow G-10-178717Pinon (Overthrust)Longfellow Energy, LP17021.77MAug 2000 – Feb 2026

Gas, mcf lease total

Last 12 months 5,597 · prior 12 2,770(+102%)

01K2K202420252026

Chain of custody

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

  1. 1Riata Energy, Inc.Sep 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 → Dec 2021
  5. 5Longfellow Energy, LPJan 2022 → Feb 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
496985-98DrillRiata Energy, Inc.Jul 19, 2000Jul 7, 2000Jul 10, 20009,000
496985-99DrillRiata Energy, Inc.Jul 7, 2000Jul 7, 2000—6,000

Completions

CompletedLeaseFieldOperatorStatusDepth
Aug 25, 2000Longfellow G-10-178717Pinon (Overthrust)Longfellow Energy LPProducing4,839

Formation tops

As filed on W-2/G-1. Subsea from 4,177 ft elevation.Download CSV →

FormationMD ftSubsea
Base Cretaceous (marker)BASE CRETACEOUS2,2401,937
Dimple3,290887
Tesnus3,520657
Caballos4,810-633
Subthrust Tesnus5,300-1,123

Perforations

Perforated and open-hole intervals.

FromToType
3,5203,648Perforated
4,3104,597Perforated
5,3105,753Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
71,3798.75325 S
4.55,9506.125400 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
00Jan 25, 2001Sep 12, 2000Yes
00Oct 4, 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/37137002, documented in the API reference.