WELL · 42-123-32854 · DISTRICT 2

Ann Friar Thomas #5H

N

DE Witt County · Eagleville (Eagle Ford-2) field  · Horizontal

Ann Friar Thomas #5H (API 42-123-32854) is a horizontal well in De Witt County operated by Marathon Oil EF LLC, completed December 5, 2012.

The RRC has issued one drilling permit, issued August 9, 2012, permitted to 18,600 ft.

Completion filings report 3 formation tops, including Anacacho, Austin Chalk, Eagle Ford.

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

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 Nov 2025
Latest permitMarathon Oil EF LLCAug 9, 2012
18,600
total depth, ft
1
permits on file
Aug 9, 2012
last permit issued
Dec 5, 2012
completed
0
cumulative oil, bbl
368K
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Apr 2012 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
OFF SCHEDULE
Completed
Dec 5, 2012
Shut in
—
Plugged
—

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 2 leases this well is completed on; they carry 7 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Ann Friar Thomas G-2-285875Eagleville (Eagle Ford-2)Marathon Oil EF LLC10368KDec 2012 – Jul 2026
Ann Friar Thomas O-2-9985Eagleville (Eagle Ford-2)Marathon Oil EF LLC600Apr 2012 – Jun 2019

Gas, mcf lease total

Last 12 months 148 · prior 12 26(+469%)

050100202420252026

Chain of custody

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

  1. 1Marathon Oil EF LLCDec 2012 → Nov 2025

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
745625-99DrillMarathon Oil EF LLCJul 31, 2012Aug 9, 2012Oct 4, 201218,600

Completions

CompletedLeaseFieldOperatorStatusDepth
—— G-2-285875————
—— O-2-9985————

Formation tops

As filed on W-2/G-1. Subsea from 283 ft elevation.Download CSV →

FormationMD ftSubsea
Anacacho12,138-11,855
Austin Chalk12,399-12,116
Eagle Ford12,937-12,654

Perforations

Perforated and open-hole intervals.

FromToType
13,39918,529Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
10.752,50314.751,630 S
7.62510,0979.875560 S
5.512,5066.75844 S
4.518,6406.75844 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
00Mar 1, 2019Jan 14, 2019Yes
00Aug 29, 2013Jun 24, 2013Yes
00Mar 7, 2013Dec 28, 2012Yes

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/12332854, documented in the API reference.