TEXAS · WELLS · TARRANT COUNTY · PANTEGO B UNIT LEASE · API 42-439-34937 · DISTRICT 7C

Pantego B Unit #8H

On schedule

Tarrant County · Newark East (Barnett Shale) field · Producing  · Horizontal

Pantego B Unit #8H (API 42-439-34937) is a horizontal well in Tarrant County operated by Upp Operating LLC, completed January 7, 2011 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit (amended twice), issued March 17, 2010, permitted to 8,403 ft.

It was permitted by Carrizo Oil & Gas, Inc. and has since transferred to Upp Operating LLC on the wellbore schedule.

Completion filings report 3 formation tops, including Base Cretaceous (marker), Bend, Barnett.

Its lease has reported 3.81M mcf of gas since June 2010, last reporting volume in April 2026.

Operator of record

Upp Operating LLC

Permitted by Carrizo Oil & Gas, Inc.; the EWA schedule now lists a different operator.

Based in
Houston, TX
P-5 status
Active (A)
P-5 last filed
Mar 6, 2026
Permits on file
33
Phone
(713) 495-5300

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleUpp Operating LLC
Production reportsUpp Operating, LLCthrough Apr 2026
Latest permitCarrizo Oil & Gas, Inc.Mar 17, 2010

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

8,403
total depth, ft
3
permits on file
Mar 17, 2010
last permit issued
Jan 7, 2011
completed
0
cumulative oil, bbl
3.81M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · MAR 2011 THROUGH APR 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Jan 7, 2011
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.

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 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
Pantego B Unit G-13-259228Newark, East (Barnett Shale)Upp Operating, LLC103.81MJun 2010 – Apr 2026

Gas, mcf lease total

Last 12 months 148,185 · prior 12 225,241(-34%)

010K20K30K202420252026

Wells named Pantego B Unit

Upp Operating LLC's other wells filed under this lease name in Tarrant 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.

Loading the lease's wells

Chain of custody

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

  1. 1Carrizo Oil & Gas, Inc.Mar 2011 → Oct 2013
  2. 2Enervest Operating, L.L.C.Nov 2013 → Nov 2016
  3. 3Saddle Operating, LLCDec 2016 → Mar 2019
  4. 4Upp Operating, LLCApr 2019 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
692923-97DrillCarrizo Oil & Gas, Inc.Aug 4, 2010Mar 17, 2010Jun 7, 20109,000
692923-98DrillCarrizo Oil & Gas, Inc.Jun 9, 2010Mar 17, 2010Jun 7, 20109,000
692923-99DrillCarrizo Oil & Gas, Inc.Mar 15, 2010Mar 17, 2010Jun 7, 20109,000

Completions

CompletedLeaseFieldOperatorStatusDepth
Jan 7, 2011Pantego B Unit G-13-259228Newark East (Barnett Shale)Upp Operating LLCProducing8,403

Formation tops

As filed on W-2/G-1. Subsea from 588 ft elevation.Download CSV →

FormationMD ftSubsea
Base Cretaceous (marker)BASE CRETACEOUS1,575-987
BendMIDDLE BEND7,903-7,315
BarnettTOP BARNETT SHALE8,300-7,712

Perforations

Perforated and open-hole intervals.

FromToType
9,13812,133Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
9.6251,71912.25560 S
5.512,3038.751,558 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
00Nov 10, 2011Apr 20, 2011Yes
00Mar 17, 2011Dec 9, 2010Yes

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.

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/43934937, documented in the API reference.