TEXAS · WELLS · LIVE OAK COUNTY · MAYWALD 01 LEASE · API 42-297-35277 · DISTRICT 02

Maywald 01 #01H

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Live Oak County · Sugarkane (Eagle Ford) field · Producing  · Horizontal

Maywald 01 #01H (API 42-297-35277) is a horizontal well in Live Oak County operated by Marathon Oil EF LLC, completed March 28, 2013 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit, issued December 6, 2012, permitted to 12,536 ft.

It was permitted by Pioneer Natural Res. USA, Inc. and has since transferred to Marathon Oil EF LLC on the wellbore schedule.

Completion filings report 3 formation tops, including Midway, Austin Chalk, Top Egfd.

Its lease has reported 233K barrels of oil and 1.28M mcf of gas since March 2013, last reporting volume in April 2026.

Operator of record

Marathon Oil EF LLC

Permitted by Pioneer Natural Res. USA, Inc.; the EWA schedule now lists a different operator.

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 permitPioneer Natural Res. USA, Inc.Dec 6, 2012

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

12,536
total depth, ft
1
permits on file
Dec 6, 2012
last permit issued
Mar 28, 2013
completed
233K
cumulative oil, bbl
1.28M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Mar 2013 THROUGH Apr 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Mar 28, 2013
Shut in
—
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.

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
Maywald 01 G-2-269411Sugarkane (Eagle Ford)Marathon Oil EF LLC1233K1.28MMar 2013 – Apr 2026

Gas, mcf lease total

Last 12 months 20,404 · prior 12 20,744(-2%)

01K2K3K202420252026

Chain of custody

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

  1. 1Pioneer Natural Res. USA, Inc.Mar 2013 → Sep 2019
  2. 2Ensign Operating LLCOct 2019 → Feb 2023
  3. 3Marathon Oil EF LLCMar 2023 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
752434-99DrillPioneer Natural Res. USA, Inc.Nov 30, 2012Dec 6, 2012Jan 26, 201321,000

Completions

CompletedLeaseFieldOperatorStatusDepth
Mar 28, 2013Maywald 01 G-2-269411Sugarkane (Eagle Ford)Marathon Oil EF LLCProducing12,536

Formation tops

As filed on W-2/G-1. Subsea from 353 ft elevation.Download CSV →

FormationMD ftSubsea
Midway8,382-8,029
Austin ChalkAUSTIN CHALK, UPPER12,447-12,094
Top Egfd12,590-12,237

Perforations

Perforated and open-hole intervals.

FromToType
12,80017,921Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
13.37590517.5945 S
9.6258,70412.251,770 S
5.518,0668.52,078 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
00Aug 22, 2013May 16, 2013Yes

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 filed since 2004 open from the RRC's log search for this well; none are loaded here for it.

Find logs withinmiles of this well:List →Map →

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/29735277, documented in the API reference.