TEXAS · WELLS · NACOGDOCHES COUNTY · WEST ESPARZA LEASE · API 42-347-32826 · DISTRICT 06

West Esparza #1H

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Nacogdoches County · Loco Bayou (James Lime) field · Producing  · Horizontal

West Esparza #1H (API 42-347-32826) is a horizontal well in Nacogdoches County operated by Atlas Operating LLC, completed August 26, 2008 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit, issued May 1, 2008, permitted to 9,223 ft.

It was permitted by ST. Mary Land & Exploration CO. and has since transferred to Atlas Operating LLC on the wellbore schedule.

Completion filings report 5 formation tops, including Austin Chalk, Glen Rose, BMA, Bexar Shale.

Its lease has reported 281 barrels of oil and 1.21M mcf of gas since August 2008, last reporting volume in March 2026.

Operator of record

Atlas Operating LLC

Permitted by St. Mary Land & Exploration Co.; the EWA schedule now lists a different operator.

Based in
Houston, TX
P-5 status
Active – Hearing (H)
P-5 last filed
Mar 9, 2026
Permits on file
78
Phone
(281) 893-9400

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleAtlas Operating LLC
Production reportsAtlas Operating LLCthrough Mar 2026
Latest permitSt. Mary Land & Exploration Co.May 1, 2008

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

9,223
total depth, ft
1
permits on file
May 1, 2008
last permit issued
Aug 26, 2008
completed
281
cumulative oil, bbl
1.21M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Aug 2008 THROUGH Mar 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Aug 26, 2008
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; this well is the only one on it.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
West Esparza G-6-242779Loco Bayou (James Lime)Atlas Operating LLC12811.21MAug 2008 – Mar 2026

Gas, mcf lease total

Last 12 months 13,907 · prior 12 17,224(-19%)

02K4K202420252026

Chain of custody

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

  1. 1St. Mary Land & Exploration Co.Aug 2008 → Jun 2010
  2. 2SM Energy CompanyJul 2010 → Jun 2015
  3. 3Aethon Energy Operating LLCJul 2015 → Jan 2020
  4. 4BRG Lone Star Ltd.Feb 2020 → Feb 2026
  5. 5Atlas Operating LLCMar 2026 → Mar 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
659997-99DrillSt. Mary Land & Exploration Co.Apr 18, 2008May 1, 2008Jun 17, 20089,500

Completions

CompletedLeaseFieldOperatorStatusDepth
Aug 26, 2008West Esparza G-6-242779Loco Bayou (James Lime)Atlas Operating LLCProducing9,223

Formation tops

As filed on W-2/G-1. Subsea from 320 ft elevation.Download CSV →

FormationMD ftSubsea
Austin ChalkTOP AUSTIN CHALK5,224-4,904
Austin ChalkBASE AUSTIN CHALK5,512-5,192
Glen Rose6,838-6,518
BMA8,465-8,145
Bexar Shale8,859-8,539
James Lime8,996-8,676

Perforations

Perforated and open-hole intervals.

FromToType
9,28014,910Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
9.6253,11412.251,034 S
79,2808.75520 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
00Dec 18, 2008Oct 15, 2008Yes
00Dec 8, 2008——

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/34732826, documented in the API reference.