TEXAS · WELLS · PECOS COUNTY · LONGFELLOW LEASE · API 42-371-36779 · DISTRICT 7B

Longfellow #8

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

Longfellow #8 (API 42-371-36779) is a well in Pecos County operated by Longfellow Energy LP, completed December 17, 1998 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit (amended once), issued November 3, 1997, permitted to 8,482 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 Dimple Limestone, 1st Caballos, 2nd Caballos, 3rd Caballos.

Its lease has reported 202 barrels of oil and 2.63M mcf of gas since December 1998, last reporting volume in April 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
38
Phone
(972) 590-9900

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleLongfellow Energy LP
Production reportsLongfellow Energy, LPthrough Apr 2026
Latest permitRiata Energy, Inc.Nov 3, 1997

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

8,482
total depth, ft
2
permits on file
Nov 3, 1997
last permit issued
Dec 17, 1998
completed
202
cumulative oil, bbl
2.63M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Dec 1998 THROUGH Apr 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Dec 17, 1998
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-10-171731Pinon (Overthrust)Longfellow Energy, LP12022.63MDec 1998 – Apr 2026

Gas, mcf lease total

Last 12 months 149 · prior 12 636(-77%)

05001K202420252026

Chain of custody

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

  1. 1Riata Energy, Inc.Dec 1998 → 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 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
469239-98DrillRiata Energy, Inc.Oct 13, 1998Nov 3, 1997Nov 3, 19989,000
469239-99DrillRiata Energy, Inc.Oct 24, 1997Nov 3, 1997—9,000

Completions

CompletedLeaseFieldOperatorStatusDepth
Dec 17, 1998Longfellow G-10-171731Pinon (Overthrust)Longfellow Energy LPProducing8,482

Formation tops

As filed on W-2/G-1. Subsea from 4,190 ft elevation.Download CSV →

FormationMD ftSubsea
Dimple Limestone6,102-1,912
1ST Caballos6,330-2,140
2ND Caballos6,702-2,512
3RD Caballos7,834-3,644

Perforations

Perforated and open-hole intervals.

FromToType
6,7607,364Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
9.6251,31212.25270 S
75,5288.75250 S
4.57,4677.875250 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
00Feb 24, 1999Dec 31, 1998Yes
00Feb 10, 1999——

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/37136779, documented in the API reference.