TEXAS · WELLS · DE WITT COUNTY · GUNN-WEIGELT USW F LEASE · API 42-123-35436 · DISTRICT 02

Gunn-Weigelt Usw F #1

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De Witt County · Eagleville (Eagle Ford-2) field · Producing  · Horizontal

Gunn-Weigelt Usw F #1 (API 42-123-35436) is a horizontal well in De Witt County operated by Ensign Natural Resources II LLC, completed September 16, 2025 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit, issued July 10, 2024, permitted to 12,469 ft.

It was permitted by Burlington Resources O & G CO LP and has since transferred to Ensign Natural Resources II LLC on the wellbore schedule.

Completion filings report 8 formation tops, including Yegua, Wilcox, Austin Chalk, Eagle Ford.

Its lease has reported 142K barrels of oil and 329K mcf of gas since November 2024, last reporting in July 2026.

Operator of record

Ensign Natural Resources II LLC

Permitted by Burlington Resources O & G Co LP; the EWA schedule now lists a different operator.

Based in
Houston, TX
P-5 status
Active (A)
P-5 last filed
Jun 29, 2026
Permits on file
13
Phone
(346) 809-4062

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleEnsign Natural Resources II LLC
Production reportsBurlington Resources O & G Co LPthrough Apr 2026
Latest permitBurlington Resources O & G Co LPJul 10, 2024

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

12,469
total depth, ft
1
permits on file
Jul 10, 2024
last permit issued
Sep 16, 2025
completed
142K
cumulative oil, bbl
329K
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Nov 2024 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Sep 16, 2025
Shut in
—
Plugged
—

Operator's P-5 on the schedule: Active (A)

Surface location

29.309989, -97.337675

Google Maps ↗

Permit surface location from the RRC GIS record, in De Witt County.

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
Gunn-Weigelt Usw F O-2-13044Eagleville (Eagle Ford-2)Burlington Resources O & G Co LP1142K329KNov 2024 – Jul 2026

Oil, barrels lease total

Last 12 months 141,951 · prior 12 0

010K20K30K202420252026

Gas, mcf lease total

Last 12 months 328,964 · prior 12 0

020K40K60K202420252026

Chain of custody

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

  1. 1Burlington Resources O & G Co LPJun 2025 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
900651-99DrillBurlington Resources O & G Co LPJun 20, 2024Jul 10, 2024Sep 21, 202417,500

Completions

CompletedLeaseFieldOperatorStatusDepth
Sep 16, 2025Gunn-Weigelt Usw F O-2-13044Eagleville (Eagle Ford-2)Ensign Natural Resources II LLCProducing12,469

Formation tops

As filed on W-2/G-1. Subsea from 207 ft elevation.Download CSV →

FormationMD ftSubsea
Yegua1,653-1,446
Wilcox4,591-4,384
Austin Chalk11,243-11,036
Eagle Ford11,809-11,602
Catahoula——
EdwardsEDWARDS - H2S——
Frio——
Vicksburg——

Perforations

Perforated and open-hole intervals.

FromToType
11,92321,244Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
13.3751,77817.51,450 S
9.62510,94812.25895 S
5.521,2248.752,555 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
00Mar 17, 2026Mar 11, 2026—
00Aug 22, 2025Aug 18, 2025—
00Aug 4, 2025Jul 24, 2025Yes

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). then paste it into their search.

Nearby wells and their tops

NEAREST 8 LOCATED WELLS WITH TOPS · WITHIN 16 KM

Draw a cross-section

This well's tops beside its 5 nearest neighbors, subsea-aligned so they line up regardless of surface terrain.

Open the cross-section →

Gunn-J-W Ulw G42-123-35434

0.0 KM · Burlington Resources O & G Co LP · Section with this well →

Yegua1206
Wilcox4,545-4,338
Austin Chalk11,229-11,022
Eagle Ford11,795-11,588
Catahoula—
Vicksburg—
Frio—
Edwards—

Gunn-Weigelt Usw E42-123-35433

0.0 KM · Burlington Resources O & G Co LP · Section with this well →

Yegua1,659-1,452
Wilcox4,585-4,378
Austin Chalk11,244-11,037
Eagle Ford11,813-11,606
Vicksburg—
Frio—
Catahoula—
Edwards—

Justiss-Weigelt Usw A42-123-35438

0.0 KM · Burlington Resources O & G Co LP · Section with this well →

Yegua1,686-1,479
Wilcox4,575-4,368
Austin Chalk11,271-11,064
Eagle Ford11,824-11,617
Vicksburg—
Frio—
Edwards—
Catahoula—

Justiss-Weigelt Usw B42-123-35440

0.0 KM · Burlington Resources O & G Co LP · Section with this well →

Yegua1,689-1,482
Wilcox4,549-4,342
Austin Chalk11,259-11,052
Eagle Ford11,836-11,629
Edwards—
Frio—
Vicksburg—
Catahoula—

J-W Crites Ulw C42-123-35435

0.0 KM · Burlington Resources O & G Co LP · Section with this well →

Yegua1,679-1,472
Wilcox4,556-4,349
Austin Chalk11,273-11,066
Eagle Ford11,833-11,626
Frio—
Vicksburg—
Edwards—
Catahoula—

Gunn-Weigelt Usw H42-123-35437

0.0 KM · Burlington Resources O & G Co LP · Section with this well →

Frio421-214
Yegua1,674-1,467
Wilcox4,545-4,338
WILCOX114014,545-4,338
Austin Chalk11,229-11,022
Eagle Ford11,856-11,649
Vicksburg—
Edwards—

9 TOPS · FIRST 8

Gunn-Weigelt Usw D42-123-35061

0.2 KM · Burlington Resources O & G Co LP · Section with this well →

Vicksburg422-213
Yegua1,608-1,399
Wilcox4,591-4,382
Austin Chalk11,240-11,031
Eagle Ford11,801-11,592
Edwards—
Frio—
Catahoula—

Gunn-Weigelt Usw C42-123-35057

0.2 KM · Burlington Resources O & G Co LP · Section with this well →

Vicksburg422-213
Yegua1,609-1,400
Wilcox4,587-4,378
Austin Chalk11,234-11,025
Eagle Ford11,811-11,602
Frio—
Edwards—
Catahoula—

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/12335436, documented in the API reference.