TEXAS · WELLS · CRANE COUNTY · TUBB, J. B., A/C 1 LEASE · API 42-103-32668 · DISTRICT 7B

Tubb J. B. a/C 1 #254

Plugged

Crane County · Sand Hills (Judkins) field  · Vertical

Permitted field
Sand Hills (Tubb)

Tubb J. B. A/C 1 #254 (API 42-103-32668) is a plugged well in Crane County, plugged July 11, 2026, last operated by Formentera Operations LLC.

The RRC has issued 2 drilling permits in 1981, permitted to 4,775 ft.

It was permitted by Exxon Corp. and has since transferred to Formentera Operations LLC on the wellbore schedule.

Completion filings report 2 formation tops, including Judkins, Tubb.

Its lease has reported 170K barrels of oil and 4.55M mcf of gas since the record begins in January 1993, last reporting volume in August 2026. The lease carries 72 wells, so these are lease totals, not this well alone.

Operator of record

Formentera Operations LLC

Permitted by Exxon Corp.; the EWA schedule now lists a different operator.

Based in
Austin, TX
P-5 status
Active (A)
P-5 last filed
Jun 11, 2026
Permits on file
94
Phone
(512) 514-5779

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleFormentera Operations LLC
Production reportsFormentera Operations LLCthrough Apr 2026
Latest permitExxon Corp.Jul 31, 1981

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

4,775
total depth, ft
2
permits on file
Jul 31, 1981
last permit issued
Feb 25, 1982
completed
170K
cumulative oil, bbl
4.55M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · ON RECORD FROM JAN 1993, THE RECORD'S FIRST MONTH, THROUGH AUG 2026

Regulatory status · RRC wellbore file

Schedule
OFF SCHEDULE
Completed
Feb 25, 1982
Shut in
—
Plugged
Jul 11, 2026

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.

Wells nearby

Every well with a location on file around this well, in any state, nearest first.

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Texas locations come from drilling permits, so most older Texas wells have none and are not listed.

Lease production

PDQ LEASE REPORTS · REPORTED THROUGH AUG 2026

Texas reports oil by lease, not by well. These are the lease this well is completed on; they carry 72 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Tubb, J. B., a/C 1 O-10-15315Sand Hills (Judkins)Formentera Operations LLC72170K4.55Mby Jan 1993 – Aug 2026

Gas, mcf lease total

Last 12 months 10,772 · prior 12 12,535(-14%)

02K4K202420252026

Oil, barrels lease total

Last 12 months 535 · prior 12 1,735(-69%)

0200400202420252026

Wells named Tubb J. B. a/C 1

Formentera Operations LLC's other wells filed under this lease name in Crane County, newest permit first. The RRC gives a gas well its own lease number, so the name is what joins the wells of a unit.

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Chain of custody

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

  1. 1Exxon Corp.Jan 1993 → Mar 2000
  2. 2Exxon Mobil CorporationApr 2000 → Oct 2004
  3. 3Apache CorporationNov 2004 → Jun 2021
  4. 4Slant Operating, LLCJul 2021 → Oct 2023
  5. 5Formentera Operations LLCNov 2023 → Aug 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
128148-99DrillExxon Corp.Jul 31, 1981Jul 31, 1981—4,775
128147-99DrillExxon Corp.Jul 31, 1981Jul 31, 1981Jan 27, 19824,775

Completions

CompletedLeaseFieldOperatorStatusDepth
Feb 25, 1982Tubb J. B. a/C 1 O-10-5295Sand Hills (Tubb)Formentera Operations LLCPlugged—
Feb 25, 1982Tubb J. B. a/C 1 O-10-15315Sand Hills (Judkins)Formentera Operations LLCPlugged—
Feb 25, 1982Tubb J. B. a/C 1 O-10-15315Sand Hills (Judkins)Formentera Operations LLCPlugged—

Formation tops

As filed on W-2/G-1. Subsea from 2,510 ft elevation.Download CSV →

FormationMD ftSubsea
Judkins2,590-80
Tubb4,190-1,680

Perforations

Perforated and open-hole intervals.

FromToType
2,6553,055Perforated
2,6963,054Perforated
4,4284,304Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
10.7551513.5300 S
1.52,606——
2.8753,6337.875—
2.8753,6839.51,900 S
2.8753,6837.875—
2.3754,232——
4.54,8337.8751,900 S
4.54,8439.51,900 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
00Apr 25, 1989Mar 24, 1989Yes
00Sep 23, 1988Aug 26, 1988—
00Jun 25, 1986Jun 3, 1986—
00Jun 24, 1986May 17, 1982—
00Jan 12, 1984May 17, 1982—

Well logs

1 log loaded from the RRC's log index, the latest received Jul 30, 2012. Neutron. These are the logs loaded into Petrora from the Railroad Commission's inventories, not necessarily every log run on the well. The RRC holds the files; each opens from its log search for the well. The kind is the RRC's description of the log; the interval is the one filed for it.

Open the RRC's log search for this well ↗
Logas describedFiles Intervalft, as filedDatereceivedSizeMB
NEUTRON POROSITYSpans Judkins, TubbTIFF0 to 4,833Jul 30, 2012run Feb 9, 19823.66

"Spans" is by this well's own filed formation tops: a formation runs from its top to the next deeper top filed, and the deepest runs to the bottom of the log. Depths are measured along the wellbore, so on a horizontal the lateral counts in the formation it was landed in.

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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.

The logs loaded for this well are under Well logs, with the RRC's log search for it. The University Lands library has no per-well link: then paste it into its 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

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