TEXAS · WELLS · SCHLEICHER COUNTY · JEFFERS 28A LEASE · API 42-413-32399 · DISTRICT 6E

Jeffers 28A #3

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Schleicher County · Sawyer (Canyon) field · Producing  · Vertical

Jeffers 28a #3 (API 42-413-32399) is a well in Schleicher County operated by Upp Operating LLC, completed November 29, 2006 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit, issued September 22, 2006, permitted to 8,331 ft.

It was permitted by Dominion Oklahoma Texas E&P, Inc and has since transferred to Upp Operating LLC on the wellbore schedule.

Completion filings report 4 formation tops, including Base Cretaceous (marker), Wolfcamp, Canyon, Strawn.

No lease production has been reported under this well’s leases.

Operator of record

Upp Operating LLC

Permitted by Dominion Oklahoma Texas E&P, 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 permitDominion Oklahoma Texas E&P, IncSep 22, 2006

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

8,331
total depth, ft
1
permits on file
Sep 22, 2006
last permit issued
Nov 29, 2006
completed
0
cumulative oil, bbl
817K
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Nov 2006 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Nov 29, 2006
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
Jeffers 28A G-9-227761Sawyer (Canyon)Upp Operating, LLC10817KNov 2006 – Jul 2026

Gas, mcf lease total

Last 12 months 10,472 · prior 12 11,192(-6%)

05001K1.5K202420252026

Chain of custody

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

  1. 1Dominion Oklahoma Texas E&P, IncNov 2006 → Dec 2007
  2. 2Highmount Expl & Prod Texas LLCJan 2008 → Sep 2014
  3. 3Enervest Operating, L.L.C.Oct 2014 → Mar 2019
  4. 4Upp Operating, LLCApr 2019 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
626421-99DrillDominion Oklahoma Texas E&P, IncSep 22, 2006Sep 22, 2006Nov 7, 20068,750

Completions

CompletedLeaseFieldOperatorStatusDepth
Nov 29, 2006Jeffers 28A G-9-227761Sawyer (Canyon)Upp Operating LLCProducing8,331

Formation tops

As filed on W-2/G-1. Subsea from 2,270 ft elevation.Download CSV →

FormationMD ftSubsea
Base Cretaceous (marker)BASE CRETACEOUS1,0381,232
Wolfcamp4,480-2,210
Canyon7,085-4,815
Strawn8,163-5,893

Perforations

Perforated and open-hole intervals.

FromToType
7,3408,006Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
8.6251,12211570 S
4.58,2757.875400 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. About these reports →

SuffixFiledW-2 / G-1 dateLogs referenced
00Jul 12, 2007May 9, 2007Yes
00Jul 10, 2007——

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 are in archives with no per-well link: the RRC's Neubus archive (2004 onward) and the University Lands library. then paste it into their 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

Developers: this page as JSON is GET /v1/data/wells/41332399, documented in the API reference.