WELL · 42-123-35080 · DISTRICT 2

Edward Roeder 03 - Gips 01 B #02HR

Y

DE Witt County · DE Witt (Eagle Ford Shale) field · Producing  · Horizontal

Edward Roeder 03 - Gips 01 B #02HR (API 42-123-35080) is a horizontal well in De Witt County operated by Marathon Oil EF LLC, completed June 19, 2021 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit, issued March 9, 2021, permitted to 25,000 ft.

It was permitted by Ensign Operating LLC and has since transferred to Marathon Oil EF LLC on the wellbore schedule.

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

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

Operator of record

Marathon Oil EF LLC

Permitted by Ensign Operating LLC; the EWA schedule now lists a different operator.

Houston, TX · P-5 Y, filed Aug 4, 2025 · 3,191 permits on file · (800) 332-9449

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleMarathon Oil EF LLC
Production reportsMarathon Oil EF LLCthrough Apr 2026
Latest permitEnsign Operating LLCMar 9, 2021

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

25,000
total depth, ft
1
permits on file
Mar 9, 2021
last permit issued
Jun 19, 2021
completed
0
cumulative oil, bbl
3M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jun 2021 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Jun 19, 2021
Shut in
—
Plugged
—

Operator's P-5 on the schedule: Active

Surface location

29.001974, -97.564246

OpenStreetMap → ·  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
Edward Roeder 03 - Gips 01 B G-2-291305DE Witt (Eagle Ford Shale)Marathon Oil EF LLC103MJun 2021 – Jul 2026

Gas, mcf lease total

Last 12 months 159,030 · prior 12 208,358(-24%)

020K40K202420252026

Chain of custody

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

  1. 1Ensign Operating LLCJun 2021 → Feb 2023
  2. 2Marathon Oil EF LLCMar 2023 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
868245-99DrillEnsign Operating LLCMar 8, 2021Mar 9, 2021Mar 19, 202125,000

Completions

CompletedLeaseFieldOperatorStatusDepth
—— G-2-291305————

Formation tops

As filed on W-2/G-1. Subsea from 359 ft elevation.Download CSV →

FormationMD ftSubsea
Yegua3,168-2,809
Wilcox6,230-5,871
Austin Chalk13,206-12,847
Eagle Ford13,509-13,150
Catahoula——
EdwardsEDWARDS - H2S——
Frio——
Vicksburg——

Perforations

Perforated and open-hole intervals.

FromToType
13,88622,039Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
9.6254,53212.251,736 S
5.522,1828.754,873 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
00Sep 14, 2021Aug 12, 2021Yes

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 neighbours, subsea-aligned so they line up regardless of surface terrain.

Open the cross-section →

Edward Roeder 03 - Gips 01 A42-123-35027

0.0 KM · Ensign Operating LLC · Section with this well →

Yegua3,168-2,811
Wilcox6,289-5,932
Austin Chalk13,184-12,827
Eagle Ford13,505-13,148
Frio—
Vicksburg—
Catahoula—
Edwards—

Edward Roeder 03 - Gips 01 B42-123-35028

0.0 KM · Ensign Operating LLC · Section with this well →

Yegua3,168-2,811
Wilcox6,264-5,907
Austin Chalk13,144-12,787
Eagle Ford13,538-13,181
Frio—
Vicksburg—
Catahoula—
Edwards—

Edward Roeder 03 - Gips 01 C42-123-35029

0.0 KM · Ensign Operating LLC · Section with this well →

Yegua3,168-2,810
Wilcox6,227-5,869
Austin Chalk13,186-12,828
Eagle Ford13,489-13,131
Frio—
Catahoula—
Edwards—
Vicksburg—

ER03 - L01 - G01 A42-123-35030

0.0 KM · Ensign Operating LLC · Section with this well →

Yegua3,168-2,810
Wilcox6,226-5,868
Austin Chalk13,206-12,848
Eagle Ford13,491-13,133
Catahoula—
Edwards—
Frio—
Vicksburg—

James Gano 01 - PF01 - J01 C42-123-35111

1.9 KM · Ensign Operating LLC · Section with this well →

Wilcox6,258-5,949
Austin Chalk13,110-12,801
Eagle Ford13,374-13,065
Yegua—
Vicksburg—
Frio—
Edwards—
Catahoula—

James Gano 01 - PF01 - J01 B42-123-35110

1.9 KM · Ensign Operating LLC · Section with this well →

Wilcox6,252-5,943
Austin Chalk13,116-12,807
Eagle Ford13,387-13,078
Edwards—
Frio—
Vicksburg—
Yegua—
Catahoula—

James Gano 01 - PF01 - J01 A42-123-35109

1.9 KM · Ensign Operating LLC · Section with this well →

Wilcox6,299-5,991
Austin Chalk13,110-12,802
Eagle Ford13,379-13,071
Vicksburg—
Catahoula—
Yegua—
Frio—
Edwards—

Ressman-James Gano SA142-123-35379

2.9 KM · Marathon Oil EF LLC · Section with this well →

Wilcox6,236-5,837
Austin Chalk13,049-12,650
Eagle Ford13,376-12,977
Yegua—
Catahoula—
Edwards—
Frio—
Vicksburg—

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/12335080, documented in the API reference.