WELL · 42-255-37476 · DISTRICT 2

Easley Unit #502H

Y

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

Easley Unit #502H (API 42-255-37476) is a horizontal well in Karnes County operated by Marathon Oil EF LLC, completed August 7, 2023 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit, issued April 29, 2022, permitted to 22,000 ft.

Completion filings report 10 formation tops, including Yegua, 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 LLCApr 29, 2022
22,000
total depth, ft
1
permits on file
Apr 29, 2022
last permit issued
Aug 7, 2023
completed
0
cumulative oil, bbl
2.12M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jul 2022 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Aug 7, 2023
Shut in
—
Plugged
—

Operator's P-5 on the schedule: Active

Surface location

28.765247, -97.980658

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
Easley Unit G-2-293309Sugarkane (Eagle Ford)Marathon Oil EF LLC102.12MJul 2022 – Jul 2026

Gas, mcf lease total

Last 12 months 260,662 · prior 12 409,885(-36%)

050K100K202420252026

Chain of custody

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

  1. 1Marathon Oil EF LLCOct 2022 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
879306-99DrillMarathon Oil EF LLCApr 21, 2022Apr 29, 2022Jun 5, 202222,000

Completions

CompletedLeaseFieldOperatorStatusDepth
—— G-2-293309————

Formation tops

As filed on W-2/G-1. Subsea from 502 ft elevation.Download CSV →

FormationMD ftSubsea
YeguaYEGUA - DISPOSAL2,098-1,596
Queen City4,291-3,789
Reklaw4,656-4,154
Carrizo5,296-4,794
WilcoxWILCOX - DISPOSAL6,358-5,856
Austin ChalkAUSTIN CHALK - H2S12,317-11,815
Eagle FordEAGLE FORD - H2S12,371-11,869
EdwardsEDWARDS - H2S——
FrioFRIO - DISPOSAL——
SligoSLIGO - H2S——

Perforations

Perforated and open-hole intervals.

FromToType
12,64320,176Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
9.6256,04812.251,566 S
620,1758.753,173 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
00Oct 13, 2023Oct 3, 2023Yes
00Apr 6, 2023Mar 6, 2023—
00Oct 24, 2022Aug 16, 2022Yes

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 →

Easley Unit42-255-37475

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

Queen City4,291-3,790
Reklaw4,565-4,064
Carrizo5,296-4,795
Wilcox5,355-4,854
Austin Chalk12,272-11,771
Eagle Ford12,370-11,869
Sligo—
Frio—

10 TOPS · FIRST 8

Easley Unit42-255-37474

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

Yegua2,098-1,598
Queen City4,291-3,791
Reklaw4,656-4,156
Carrizo5,296-4,796
Wilcox6,358-5,858
Austin Chalk12,278-11,778
Eagle Ford12,370-11,870
Sligo—

10 TOPS · FIRST 8

Easley Unit AC42-255-37477

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

Queen City4,291-3,790
Reklaw4,565-4,064
Carrizo5,296-4,795
Wilcox5,335-4,834
Austin Chalk12,277-11,776
Sligo—
Yegua—
Eagle Ford—

10 TOPS · FIRST 8

Easley Unit42-255-38039

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

Queen City3,827-3,306
Reklaw4,426-3,905
Carrizo5,264-4,743
Wilcox5,392-4,871
Austin Chalk12,232-11,711
Eagle Ford12,345-11,824
Sligo—
Yegua—

10 TOPS · FIRST 8

Easley Unit42-255-38040

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

Queen City3,827-3,346
Reklaw4,426-3,945
Carrizo5,264-4,783
Wilcox5,392-4,911
Austin Chalk12,251-11,770
Eagle Ford12,350-11,869
Yegua—
Edwards—

10 TOPS · FIRST 8

Easley Unit42-255-38038

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

Queen City3,827-3,346
Reklaw4,426-3,945
Carrizo5,264-4,783
Wilcox5,392-4,911
Austin Chalk12,241-11,760
Eagle Ford12,333-11,852
Edwards—
Sligo—

10 TOPS · FIRST 8

Easley Unit42-255-36084

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

Yegua1,971-1,493
Queen City1,971-1,493
Reklaw4,766-4,288
Carrizo5,356-4,878
Wilcox6,077-5,599
Austin Chalk12,255-11,777
Eagle Ford12,352-11,874
Frio—

10 TOPS · FIRST 8

Easley Unit AC42-255-36086

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

Yegua1,971-1,492
Queen City4,369-3,890
Reklaw4,766-4,287
Carrizo5,356-4,877
Wilcox6,077-5,598
Austin Chalk12,270-11,791
Eagle Ford—
Edwards—

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/25537476, documented in the API reference.