WELL · 42-013-36219 · DISTRICT 1

Tom Family Unit #2H

Y

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

Tom Family Unit #2H (API 42-013-36219) is a horizontal well in Atascosa County operated by Marathon Oil EF LLC, completed August 28, 2025 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit, issued January 23, 2025, permitted to 17,500 ft.

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

Its lease has reported 171K barrels of oil and 186K mcf of gas since December 2012, last reporting in July 2026. The lease carries 2 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 LLCJan 23, 2025
17,500
total depth, ft
1
permits on file
Jan 23, 2025
last permit issued
Aug 28, 2025
completed
171K
cumulative oil, bbl
186K
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Dec 2012 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Aug 28, 2025
Shut in
—
Plugged
—

Operator's P-5 on the schedule: Active (A)

Surface location

28.761936, -98.199656

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; they carry 2 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Tom Family Unit O-1-16478Eagleville (Eagle Ford-1)Marathon Oil EF LLC2171K186KDec 2012 – Jul 2026

Oil, barrels lease total

Last 12 months 47,521 · prior 12 0

05K10K202420252026

Gas, mcf lease total

Last 12 months 50,395 · prior 12 0

05K10K202420252026

Chain of custody

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

  1. 1Marathon Oil EF LLCJan 2013 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
905381-99DrillMarathon Oil EF LLCJan 21, 2025Jan 23, 2025Mar 18, 202517,500

Completions

CompletedLeaseFieldOperatorStatusDepth
—— O-1-16478————

Formation tops

As filed on W-2/G-1. Subsea from 380 ft elevation.Download CSV →

FormationMD ftSubsea
Queen City2,414-2,034
Reklaw3,122-2,742
Carrizo3,812-3,432
WilcoxWILCOX - DISPOSAL3,919-3,539
AnacachoANACACHO - H2S10,122-9,742
Austin ChalkAUSTIN CHALK - H2S, DISPOSAL10,286-9,906
Bartosh——
EscondidoESCONDIDO - H2S, DISPOSAL——
NavarroNAVARRO - H2S——
OlmosOLMOS - DISPOSAL——

Perforations

Perforated and open-hole intervals.

FromToType
10,72314,948Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
9.6255,47012.251,535 S
5.514,9318.752,179 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 6, 2026Mar 18, 2026—
00Sep 2, 2025Aug 19, 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 neighbors, subsea-aligned so they line up regardless of surface terrain.

Open the cross-section →

MCS Foundation Unit42-013-36223

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

Queen City2,414-2,034
Reklaw3,122-2,742
Carrizo3,812-3,432
Wilcox3,919-3,539
Anacacho10,101-9,721
Austin Chalk10,269-9,889
Escondido—
Navarro—

10 TOPS · FIRST 8

MCS Foundation Unit42-013-36222

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

Queen City2,414-2,033
Reklaw3,122-2,741
Carrizo3,812-3,431
Wilcox3,919-3,538
Anacacho10,007-9,626
Austin Chalk10,271-9,890
Navarro—
Escondido—

10 TOPS · FIRST 8

MCS Foundation Unit42-013-36221

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

Queen City2,414-2,033
Reklaw3,122-2,741
Carrizo3,812-3,431
Wilcox3,919-3,538
Anacacho10,118-9,737
Austin Chalk10,279-9,898
Navarro—
Escondido—

10 TOPS · FIRST 8

MCS Foundation Unit42-013-36220

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

Queen City2,414-2,032
Reklaw3,122-2,740
Carrizo3,812-3,430
Wilcox3,919-3,537
Anacacho10,116-9,734
Austin Chalk10,286-9,904
Olmos—
Navarro—

10 TOPS · FIRST 8

W.T. Hurt Unit42-013-35643

0.3 KM · XTO Energy Inc. · Section with this well →

Queen City840-447
Reklaw1,901-1,508
Bartosh3,165-2,772
Carrizo3,721-3,328
Wilcox6,000-5,607
Navarro6,152-5,759
Escondido7,625-7,232
Olmos8,704-8,311

10 TOPS · FIRST 8

W.T. Hurt Unit42-013-35644

0.3 KM · XTO Energy Inc. · Section with this well →

Queen City840-447
Reklaw1,900-1,507
Bartosh3,165-2,772
Carrizo3,720-3,327
Wilcox6,000-5,607
Navarro6,150-5,757
Escondido7,625-7,232
Olmos8,689-8,296

10 TOPS · FIRST 8

W.T. Hurt Unit AC42-013-35653

0.3 KM · XTO Energy Inc. · Section with this well →

Queen City840-447
Reklaw1,901-1,508
Bartosh3,165-2,772
Carrizo3,721-3,328
Wilcox6,000-5,607
Navarro6,152-5,759
Escondido7,625-7,232
Olmos8,983-8,590

10 TOPS · FIRST 8

W.T. Hurt Unit42-013-35654

0.3 KM · XTO Energy Inc. · Section with this well →

Queen City840-447
Reklaw1,901-1,508
Bartosh3,165-2,772
Carrizo3,722-3,329
Wilcox6,000-5,607
Navarro6,155-5,762
Escondido7,625-7,232
Olmos8,674-8,281

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/01336219, documented in the API reference.