WELL · 42-255-37832 · DISTRICT 2

Wessendorff 02 #05H

Y

Karnes County · Sugarkane (Eagle Ford) field · Producing  · Horizontal

Wessendorff 02 #05H (API 42-255-37832) is a horizontal well in Karnes County operated by Marathon Oil EF LLC, completed March 12, 2024 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit, issued August 2, 2023, permitted to 18,000 ft.

Completion filings report 12 formation tops, including Sparta, Queen City, Reklaw, Carrizo.

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

Operator of record

Marathon Oil EF LLC

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 permitMarathon Oil EF LLCAug 2, 2023
18,000
total depth, ft
1
permits on file
Aug 2, 2023
last permit issued
Mar 12, 2024
completed
0
cumulative oil, bbl
2.8M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Nov 2023 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Mar 12, 2024
Shut in
—
Plugged
—

Operator's P-5 on the schedule: Active

Surface location

28.858489, -97.759506

OpenStreetMap → ·  Google Maps →

Permit surface location from the RRC GIS record, in Karnes 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
Wessendorff 02 G-2-296535Sugarkane (Eagle Ford)Marathon Oil EF LLC102.8MNov 2023 – Jul 2026

Gas, mcf lease total

Last 12 months 716,901 · prior 12 1,796,320(-60%)

0100K200K300K202420252026

Chain of custody

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

  1. 1Marathon Oil EF LLCMar 2024 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
892469-99DrillMarathon Oil EF LLCJul 27, 2023Aug 2, 2023Nov 20, 202318,000

Completions

CompletedLeaseFieldOperatorStatusDepth
—— G-2-296535————

Formation tops

As filed on W-2/G-1. Subsea from 226 ft elevation.Download CSV →

FormationMD ftSubsea
Sparta4,094-3,868
Queen City4,394-4,168
Reklaw4,794-4,568
Carrizo5,894-5,668
WilcoxWILCOX - DISPOSAL6,096-5,870
Anacacho12,964-12,738
Austin ChalkAUSTIN CHALK - H2S13,105-12,879
Eagle FordEAGLE FORD - H2S13,245-13,019
EdwardsEDWARDS - H2S——
FrioFRIO - DISPOSAL——
SligoSLIGO - H2S——
YeguaYEGUA - DISPOSAL——

Perforations

Perforated and open-hole intervals.

FromToType
13,49320,541Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
9.6255,94812.251,460 S
5.520,5418.753,957 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
00May 9, 2024Apr 4, 2024—
00Mar 26, 2024Jan 11, 2024Yes

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 →

Dullye 0142-255-37830

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

Sparta4,094-3,873
Queen City4,394-4,173
Reklaw4,794-4,573
Carrizo5,894-5,673
Wilcox6,096-5,875
Austin Chalk13,104-12,883
Eagle Ford13,257-13,036
Edwards—

11 TOPS · FIRST 8

Wess 4-Slgtr- Ecrr (SA) B642-255-35859

0.3 KM · Statoil Texas Onshore Prop LLC · Section with this well →

Frio648-422
Yegua2,340-2,114
Queen City4,727-4,501
Reklaw5,859-5,633
Carrizo6,029-5,803
Wilcox6,079-5,853
Austin Chalk13,038-12,812
Sligo—

10 TOPS · FIRST 8

Wess 4-Slgtr-Ecrr (SA) B542-255-35858

0.3 KM · Statoil Texas Onshore Prop LLC · Section with this well →

Frio632-408
Yegua2,320-2,096
Queen City4,727-4,503
Reklaw5,858-5,634
Carrizo6,029-5,805
Wilcox6,079-5,855
Austin Chalk13,038-12,814
Eagle Ford13,164-12,940

10 TOPS · FIRST 8

Wess 4-Slgtr-Ecrr (SA) B442-255-35857

0.3 KM · Statoil Texas Onshore Prop LLC · Section with this well →

Frio688-466
Yegua2,373-2,151
Queen City4,800-4,578
Reklaw5,858-5,636
Carrizo6,027-5,805
Wilcox6,090-5,868
Austin Chalk13,050-12,828
Eagle Ford13,173-12,951

10 TOPS · FIRST 8

Wess 4-Slgtr-Ecrr-RT (SA) C542-255-35793

0.5 KM · Statoil Texas Onshore Prop LLC · Section with this well →

Frio686-466
Yegua2,383-2,163
Queen City4,813-4,593
Reklaw5,864-5,644
Carrizo6,030-5,810
Wilcox13,080-12,860
Austin Chalk13,217-12,997
Edwards—

10 TOPS · FIRST 8

Wess 4-Slaughter-RT (SA) C442-255-35792

0.5 KM · Statoil Texas Onshore Prop LLC · Section with this well →

Frio693-473
Yegua2,381-2,161
Queen City4,814-4,594
Reklaw5,869-5,649
Carrizo6,033-5,813
Wilcox6,076-5,856
Austin Chalk13,076-12,856
Eagle Ford13,216-12,996

10 TOPS · FIRST 8

Wess 4-Slaughter-RT (SA) C742-255-35805

0.5 KM · Statoil Texas Onshore Prop LLC · Section with this well →

Frio624-404
Yegua2,319-2,099
Queen City4,786-4,566
Reklaw5,880-5,660
Carrizo6,073-5,853
Wilcox6,095-5,875
Austin Chalk13,063-12,843
Eagle Ford—

10 TOPS · FIRST 8

Wess 4-Slaughter-RT (SA) C342-255-35791

0.5 KM · Statoil Texas Onshore Prop LLC · Section with this well →

Frio659-438
Yegua2,354-2,133
Queen City4,735-4,514
Reklaw5,869-5,648
Carrizo6,033-5,812
Wilcox6,076-5,855
Austin Chalk13,053-12,832
Eagle Ford13,202-12,981

10 TOPS · FIRST 8

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/25537832, documented in the API reference.