Petrora

WELL · 42-321-00605 · DISTRICT 3

Thomasson, Sadie E. #1

N

Matagorda County  · Vertical

Thomasson, Sadie E. #1 (API 42-321-00605) is a permitted well in Matagorda County filed by White Oak Operating Company LLC; no completion report is on file yet.

The RRC has issued 5 drilling permits (amended twice) between 1980 and 2003, permitted to 10,100 ft.

Completion filings report 8 formation tops, including Frio, Talcott 'A', Talcott 'B' Frio, Talcott B.

Its 4 leases have reported 21.7K barrels of oil and 50K mcf of gas since January 1993, last reporting in July 2026. The leases carry 6 wells, so these are lease totals, not this well alone.

Operator of record

White Oak Operating Company LLC

Houston, TX · P-5 Y, filed Jan 5, 2026 · 101 permits on file · (800) 515-8538

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore schedulenone
Production reportsOak Energy, LLCthrough Feb 2023
Latest permitWhite Oak Operating Company LLCOct 23, 2003
10,100
total depth, ft
7
permits on file
Oct 23, 2003
last permit issued
—
completed
21.7K
cumulative oil, bbl
50K
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
OFF SCHEDULE
Completed
—
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 4 leases this well is completed on; they carry 6 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Thomasson, Sadie E. O-3-8149Sugar Valley, N. (Laurence)Oak Energy, LLC22.76K0Jan 1993 – Jul 2026
Thomasson, Sadie E. O-3-27480Sugar Valley (Frio 8,500)Oak Energy, LLC111.5K12.5KJan 2019 – Jul 2026
Thomasson, Sadie E. G-3-197764Sugar Valley (Frio 8,500)Oak Energy, LLC1013.2KSep 2003 – Apr 2019
Thomasson, Sadie O-3-14561Sugar Valley, N. (Robertson)Lamay Corporation27.38K24.2KJan 1993 – Jan 1998

No volumes reported on these leases in the last three years.

Chain of custody

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

  1. 1KP Exploration, Inc.Jan 1993 → Jun 1993
  2. 2Umc Petroleum CorporationJul 1993 → Apr 1995
  3. 3Lamay CorporationNov 1997 → Feb 1999
  4. 4White Oak Operating Company LLCAug 2003 → Apr 2004
  5. 5Oak Energy, LLCMay 2014 → Feb 2023

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
537786-98RecompletionWhite Oak Operating Company LLCNov 4, 2003Oct 23, 2003Sep 12, 20038,780
537786-99RecompletionWhite Oak Operating Company LLCOct 22, 2003Oct 23, 2003—8,400
470690-99RecompletionLamay CorporationDec 1, 1997Dec 5, 1997Sep 28, 199710,100
257370-98RecompletionSuperior Oil Company, TheJan 29, 1987Oct 30, 1984—10,100
257370-99RecompletionSuperior Oil Company, TheJun 5, 1985Oct 30, 1984—10,100
202819-99RecompletionSuperior Oil Company, TheJul 26, 1983Jul 26, 1983—10,100
90022-99RecompletionSuperior Oil Company, TheAug 18, 1980Aug 18, 1980—10,100

Completions

CompletedLeaseFieldOperatorStatusDepth
—— G-3-197764————
—— O-3-8149————
—— O-3-14561————
—— O-3-27480————

Formation tops

As filed on W-2/G-1. Subsea from 48 ft elevation.Download CSV →

FormationMD ftSubsea
Frio8,301-8,253
Talcott 'A'8,650-8,602
Talcott 'B' Frio8,700-8,652
Talcott B8,712-8,664
Laurence8,925-8,877
Hurlock8,936-8,888
Laurence Sand8,965-8,917
Robertson8,965-8,917

Perforations

Perforated and open-hole intervals.

FromToType
8,3048,308Perforated
8,7088,712Perforated
8,9288,936Perforated
8,9718,975Perforated
—8,946Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
11.751,26514.75700 S
11.751,265—700 S
7.6258,31110.6251,000 S
7.6258,311——
2.3758,648——
5.59,059——
7.6259,311—1,000 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 13, 2019Feb 28, 2019—
00Dec 15, 2003Oct 22, 2003Yes
00Dec 2, 2003——
00Jan 12, 1998Nov 26, 1997Yes
00Jan 6, 1998—Yes
00Sep 10, 1987Aug 18, 1987Yes
00Aug 7, 1987Mar 9, 1987Yes
00Aug 5, 1987——
00Jul 31, 1985Jul 3, 1985—
00Jul 23, 1985——
00Jan 12, 1984Jan 25, 1980—
00Jan 12, 1984——

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/32100605, documented in the API reference.