TEXAS · WELLS · LIVE OAK COUNTY · ETHRIDGE UNIT B LEASE · API 42-297-35436 · DISTRICT 02

Ethridge Unit B #2

Shut in

Live Oak County · Eagleville (Eagle Ford-2) field · Shut In  · Horizontal

Ethridge Unit B #2 (API 42-297-35436) is a horizontal well in Live Oak County operated by Marathon Oil EF LLC, completed December 30, 2013 and listed as shut in on the RRC schedule, shut in July 1, 2024.

The RRC has issued one drilling permit, issued July 24, 2013, permitted to 11,211 ft.

It was permitted by Burlington Resources O & G CO LP and has since transferred to Marathon Oil EF LLC on the wellbore schedule.

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

Its lease has reported 256K barrels of oil and 516K mcf of gas since April 2011, last reporting volume in April 2024. The lease carries 2 wells, so these are lease totals, not this well alone.

Operator of record

Marathon Oil EF LLC

Permitted by Burlington Resources O & G Co LP; the EWA schedule now lists a different operator.

Based in
Houston, TX
P-5 status
Active – Extension (X)
P-5 last filed
Oct 13, 2026
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 2024
Latest permitBurlington Resources O & G Co LPJul 24, 2013

The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.

11,211
total depth, ft
1
permits on file
Jul 24, 2013
last permit issued
Dec 30, 2013
completed
256K
cumulative oil, bbl
516K
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · SEP 2011 THROUGH APR 2024

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Dec 30, 2013
Shut in
Jul 1, 2024
Plugged
—

Operator's P-5 on the schedule: Active – Extension (X)

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.

Wells nearby

Every well with a location on file around this well, in any state, nearest first.

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Texas locations come from drilling permits, so most older Texas wells have none and are not listed.

Lease production

PDQ LEASE REPORTS · REPORTED THROUGH AUG 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
Ethridge Unit B O-2-9716Eagleville (Eagle Ford-2)Marathon Oil EF LLC2256K516KApr 2011 – Apr 2024

Oil, barrels lease total

Last 12 months 0 · prior 12 0

0100200300202420252026

Gas, mcf lease total

Last 12 months 0 · prior 12 0

0200400202420252026

Wells named Ethridge Unit B

Marathon Oil EF LLC's other wells filed under this lease name in Live Oak County, newest permit first. The RRC gives a gas well its own lease number, so the name is what joins the wells of a unit.

Loading the lease's wells

Chain of custody

Operator on the lease's P-4

Each operator named on the P-4 filings for this well's lease (a gas well is its own lease), from the date its filing took effect. The P-4 is filed by lease, so a date before the well was drilled is the lease's.

OperatorFromTo
Marathon Oil EF LLCMay 1, 2020today
Verdun Oil & Gas LLCApr 3, 2018May 1, 2020
Burlington Resources O & G Co LPApr 8, 2011Apr 3, 2018

Reporting production

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

  1. 1Burlington Resources O & G Co LPSep 2011 → Mar 2018
  2. 2Verdun Oil & Gas LLCApr 2018 → Apr 2020
  3. 3Marathon Oil EF LLCJun 2020 → Apr 2024

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
766824-99DrillBurlington Resources O & G Co LPJul 22, 2013Jul 24, 2013Oct 3, 201317,000

Completions

CompletedLeaseFieldOperatorStatusDepth
Dec 30, 2013Ethridge Unit B O-2-9716Eagleville (Eagle Ford-2)Marathon Oil EF LLCShut In · shut in Jul 1, 202411,211

Formation tops

As filed on W-2/G-1. Subsea from 343 ft elevation.Download CSV →

FormationMD ftSubsea
Pecan Gap10,685-10,342
Austin Chalk10,870-10,527
Eagle Ford10,969-10,626

Perforations

Perforated and open-hole intervals.

FromToType
11,46615,627Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
9.6255,70912.251,540 S
5.515,8358.751,587 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. The record date is the RRC's own date on the record, not the day the report was filed: 462,034 of the state's filings carry 1984-01-12. About these reports →

SuffixRRC record dateW-2 / G-1 dateLogs referenced
00Mar 7, 2014Feb 3, 2014Yes

Well logs

1 log loaded from the RRC's log index, the latest received Oct 3, 2016. Resistivity.

Click a log to get its files from the RRC (free account). It opens in a new tab on the RRC's log search for this well, which lists each file to view or download; the RRC has no address for a single file.

Logas describedFiles Intervalft, as filedDatereceivedSizeMB
RESISTIVITYSpans Pecan Gap, Austin Chalk, Eagle FordTIFF5,729 to 15,853Oct 3, 2016run Oct 18, 20131.66

"Spans" is by this well's own filed formation tops: a formation runs from its top to the next deeper top filed, and the deepest runs to the bottom of the log. Depths are measured along the wellbore, so on a horizontal the lateral counts in the formation it was landed in.

These are the logs loaded into Petrora from the Railroad Commission's inventories, not necessarily every log run on the well. The RRC holds the files; each opens from its log search for the well. The kind is the RRC's description of the log; the interval is the one filed for it.

Find logs withinmiles of this well:List →Map →

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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.

The logs loaded for this well are under Well logs, with the RRC's log search for it.

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/29735436, documented in the API reference.