WELL · 42-255-37245 · DISTRICT 2

Kempe-Laubach Unit #501H

Y

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

Kempe-Laubach Unit #501H (API 42-255-37245) is a horizontal well in Karnes County operated by Marathon Oil EF LLC, completed March 3, 2022 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit, issued July 22, 2021, permitted to 24,000 ft.

Completion filings report 10 formation tops, including Yegua, Queen City, Reklaw, Wilcox.

Its lease has reported 1.52M barrels of oil and 2.64M mcf of gas since July 2012, last reporting in July 2026. The lease carries 8 wells, so these are lease totals, not this well alone.

Operator of record

Marathon Oil EF LLC

Based in
Houston, TX
P-5 status
Active (A)
P-5 last filed
Sep 26, 2025
Permits on file
3,191
Phone
(832) 486-2737

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 LLCJul 22, 2021
24,000
total depth, ft
1
permits on file
Jul 22, 2021
last permit issued
Mar 3, 2022
completed
1.52M
cumulative oil, bbl
2.64M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jul 2012 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Mar 3, 2022
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; they carry 8 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Kempe-Laubach Unit O-2-10176Eagleville (Eagle Ford-2)Marathon Oil EF LLC81.52M2.64MJul 2012 – Jul 2026

Oil, barrels lease total

Last 12 months 50,996 · prior 12 60,481(-16%)

05K10K15K202420252026

Gas, mcf lease total

Last 12 months 94,399 · prior 12 173,730(-46%)

010K20K30K202420252026

Chain of custody

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

  1. 1Marathon Oil EF LLCJul 2012 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
871364-99DrillMarathon Oil EF LLCJul 19, 2021Jul 22, 2021Oct 23, 202124,000

Completions

CompletedLeaseFieldOperatorStatusDepth
—— O-2-10176————

Formation tops

As filed on W-2/G-1. Subsea from 398 ft elevation.Download CSV →

FormationMD ftSubsea
YeguaYEGUA - DISPOSAL1,910-1,512
Queen City3,849-3,451
Reklaw4,354-3,956
WilcoxWILCOX - DISPOSAL6,150-5,752
Austin ChalkAUSTIN CHALK - H2S11,672-11,274
Eagle FordEAGLE FORD - H2S11,758-11,360
Carrizo——
EdwardsEDWARDS - H2S——
FrioFRIO - DISPOSAL——
SligoSLIGO - H2S——

Perforations

Perforated and open-hole intervals.

FromToType
12,24716,993Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
9.6255,57012.251,453 S
5.516,9938.752,577 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
00Aug 10, 2022Apr 4, 2022—
00Aug 5, 2022Jul 13, 2022Yes
00Nov 17, 2021Nov 4, 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.

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/25537245, documented in the API reference.