TEXAS · WELLS · GONZALES COUNTY · BROWN INVESTMENTS LEASE · API 42-177-32500 · DISTRICT 01

Brown Investments #1H

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

Brown Investments #1H (API 42-177-32500) is a horizontal well in Gonzales County operated by Ensign Natural Resources II LLC, completed July 23, 2024 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit (amended twice), issued March 12, 2012, permitted to 11,401 ft.

It was permitted by Marathon Oil EF LLC and has since transferred to Ensign Natural Resources II LLC on the wellbore schedule.

Completion filings report 4 formation tops, including Anacacho, Anachacho, Austin Chalk, Eagle Ford.

Its lease has reported 569K barrels of oil and 723K mcf of gas since August 2012, last reporting in July 2026. The lease carries 3 wells, so these are lease totals, not this well alone.

Operator of record

Ensign Natural Resources II LLC

Permitted by Marathon Oil EF LLC; the EWA schedule now lists a different operator.

Based in
Houston, TX
P-5 status
Active (A)
P-5 last filed
Jun 29, 2026
Permits on file
13
Phone
(346) 809-4062

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 LLCMar 12, 2012
11,401
total depth, ft
3
permits on file
Mar 12, 2012
last permit issued
Jul 23, 2024
completed
569K
cumulative oil, bbl
723K
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Aug 2012 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Jul 23, 2024
Shut in
—
Plugged
—

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

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; they carry 3 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Brown Investments O-1-16284Eagleville (Eagle Ford-1)Marathon Oil EF LLC3569K723KAug 2012 – Jul 2026

Oil, barrels lease total

Last 12 months 7,743 · prior 12 8,755(-12%)

01K2K202420252026

Gas, mcf lease total

Last 12 months 8,825 · prior 12 14,829(-40%)

02K4K202420252026

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
734972-97DrillMarathon Oil EF LLCSep 10, 2012Mar 12, 2012Jan 4, 201318,200
734972-98DrillMarathon Oil EF LLCMay 10, 2012Mar 12, 2012—18,200
734972-99DrillMarathon Oil EF LLCFeb 29, 2012Mar 12, 2012Jul 20, 201218,200

Completions

CompletedLeaseFieldOperatorStatusDepth
Jul 23, 2024Brown Investments O-1-16284Eagleville (Eagle Ford-1)Ensign Natural Resources II LLCProducing11,401

Formation tops

As filed on W-2/G-1. Subsea from 344 ft elevation.Download CSV →

FormationMD ftSubsea
Anacacho10,460-10,116
Anachacho10,460-10,116
Austin Chalk10,712-10,368
Eagle Ford11,360-11,016

Perforations

Perforated and open-hole intervals.

FromToType
12,15019,050Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
10.754,92014.752,492 S
5.519,1748.753,680 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
00Sep 9, 2024Aug 27, 2024—
00Aug 26, 2021Aug 11, 2021—
00Oct 1, 2013Jul 2, 2013Yes
00May 7, 2013Feb 6, 2013Yes
00Feb 11, 2013Nov 16, 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/17732500, documented in the API reference.