WELL · 42-013-36200 · DISTRICT 1

74 Ranch E #11

Y

Atascosa County · Eagleville (Eagle Ford-1) field · Producing  · Horizontal

74 Ranch E #11 (API 42-013-36200) is a horizontal well in Atascosa County operated by Marathon Oil EF LLC, completed August 5, 2025 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit, issued August 23, 2024, permitted to 22,000 ft.

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

Its lease has reported 204K barrels of oil and 131K mcf of gas since April 2025, last reporting in July 2026.

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 23, 2024
22,000
total depth, ft
1
permits on file
Aug 23, 2024
last permit issued
Aug 5, 2025
completed
204K
cumulative oil, bbl
131K
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Apr 2025 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Aug 5, 2025
Shut in
—
Plugged
—

Operator's P-5 on the schedule: Active

Surface location

28.689142, -98.353333

OpenStreetMap → ·  Google Maps →

Permit surface location from the RRC GIS record, in Atascosa 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
74 Ranch E O-1-21737Eagleville (Eagle Ford-1)Marathon Oil EF LLC1204K131KApr 2025 – Jul 2026

Oil, barrels lease total

Last 12 months 162,450 · prior 12 41,372(+293%)

020K40K60K202420252026

Gas, mcf lease total

Last 12 months 111,312 · prior 12 19,539(+470%)

010K20K30K202420252026

Chain of custody

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

  1. 1Marathon Oil EF LLCApr 2025 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
902158-99DrillMarathon Oil EF LLCAug 20, 2024Aug 23, 2024Nov 26, 202422,000

Completions

CompletedLeaseFieldOperatorStatusDepth
—— O-1-21737————

Formation tops

As filed on W-2/G-1. Subsea from 220 ft elevation.Download CSV →

FormationMD ftSubsea
Queen City2,118-1,898
Reklaw2,752-2,532
Carrizo3,385-3,165
WilcoxWILCOX - DISPOSAL3,519-3,299
AnacachoANACACHO - H2S9,925-9,705
Austin ChalkAUSTIN CHALK - H2S, DISPOSAL10,158-9,938
Bartosh——
EscondidoESCONDIDO - H2S, DISPOSAL——
NavarroNAVARRO - H2S——
OlmosOLMOS - DISPOSAL——

Perforations

Perforated and open-hole intervals.

FromToType
11,05421,216Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
9.6255,11012.251,594 S
5.521,2168.753,803 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
00Apr 10, 2026Mar 17, 2026—
00Jun 16, 2025May 28, 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 neighbours, subsea-aligned so they line up regardless of surface terrain.

Open the cross-section →

Middle McCowen42-013-36194

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

Queen City2,118-1,899
Reklaw2,752-2,533
Carrizo3,385-3,166
Wilcox3,519-3,300
Anacacho9,929-9,710
Austin Chalk10,157-9,938
Escondido—
Navarro—

10 TOPS · FIRST 8

Middle McCowen42-013-36195

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

Queen City2,118-1,899
Reklaw2,752-2,533
Carrizo3,385-3,166
Wilcox3,519-3,300
Anacacho9,930-9,711
Austin Chalk10,133-9,914
Olmos—
Navarro—

10 TOPS · FIRST 8

Middle McCowen42-013-36188

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

Queen City2,118-1,900
Reklaw2,752-2,534
Carrizo3,385-3,167
Wilcox3,519-3,301
Anacacho9,947-9,729
Austin Chalk10,211-9,993
Escondido—
Navarro—

10 TOPS · FIRST 8

Middle McCowen42-013-36189

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

Queen City2,118-1,900
Reklaw2,752-2,534
Carrizo3,385-3,167
Wilcox3,519-3,301
Anacacho9,975-9,757
Austin Chalk10,210-9,992
Bartosh—
Escondido—

10 TOPS · FIRST 8

Middle McCowen42-013-36196

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

Queen City2,118-1,900
Reklaw2,752-2,534
Carrizo3,385-3,167
Wilcox3,519-3,301
Anacacho9,744-9,526
Austin Chalk10,122-9,904
Bartosh—
Olmos—

10 TOPS · FIRST 8

Middle McCowen42-013-36191

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

Queen City2,116-1,897
Reklaw2,752-2,533
Carrizo3,387-3,168
Wilcox3,521-3,302
Anacacho9,821-9,602
Austin Chalk10,163-9,944
Bartosh—
Olmos—

10 TOPS · FIRST 8

Middle McCowen42-013-36192

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

Queen City2,116-1,897
Reklaw2,752-2,533
Carrizo3,387-3,168
Wilcox3,521-3,302
Anacacho9,971-9,752
Austin Chalk10,120-9,901
Olmos—
Navarro—

10 TOPS · FIRST 8

Middle McCowen42-013-36193

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

Queen City2,120-1,900
Reklaw2,756-2,536
Wilcox3,255-3,035
Carrizo3,391-3,171
Anacacho9,902-9,682
Austin Chalk10,147-9,927
Navarro—
Olmos—

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

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