WELL · 42-391-33333 · DISTRICT 2

T-C Oil Co.- O Connor #133

Y

Refugio County · Lake Pasture (H-440 Sand) field · Producing  · Vertical

T-C Oil CO.- O Connor #133 (API 42-391-33333) is a well in Refugio County operated by T-C Oil Company LLC, completed July 24, 2024 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit, issued April 3, 2024, permitted to 5,000 ft.

Completion filings report 6 formation tops, including Miocene (undifferentiated), Catahoula, Greta, Frio.

Its lease has reported 6.52M barrels of oil and 31.4M mcf of gas since January 1993, last reporting in July 2026. The lease carries 114 wells, so these are lease totals, not this well alone.

Operator of record

T-C Oil Company LLC

Refugio, TX · P-5 Y, filed Oct 4, 2025 · 287 permits on file · (361) 646-9296

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleT-C Oil Company LLC
Production reportsT-C Oil Company, LLCthrough Apr 2026
Latest permitT-C Oil Company, LLCApr 3, 2024
5,000
total depth, ft
1
permits on file
Apr 3, 2024
last permit issued
Jul 24, 2024
completed
6.52M
cumulative oil, bbl
31.4M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Jul 24, 2024
Shut in
—
Plugged
—

Operator's P-5 on the schedule: Active

Surface location

28.419077, -97.083164

OpenStreetMap → ·  Google Maps →

Permit surface location from the RRC GIS record, in Refugio County.

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 114 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
T-C Oil Co.- O'Connor O-2-2554Lake Pasture (H-440 Sand)T-C Oil Company, LLC1146.52M31.4MJan 1993 – Jul 2026

Oil, barrels lease total

Last 12 months 275,727 · prior 12 367,755(-25%)

020K40K202420252026

Gas, mcf lease total

Last 12 months 62,468 · prior 12 82,262(-24%)

05K10K202420252026

Chain of custody

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

  1. 1T - C Oil CompanyJan 1993 → Dec 2011
  2. 2T-C Oil Company, LLCJan 2012 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
898489-99DrillT-C Oil Company, LLCApr 1, 2024Apr 3, 2024May 22, 20245,000

Completions

CompletedLeaseFieldOperatorStatusDepth
—— O-2-2554————

Formation tops

As filed on W-2/G-1. Subsea from 55 ft elevation.Download CSV →

FormationMD ftSubsea
Miocene (undifferentiated)MIOCENE2,230-2,175
CatahoulaCATAHOULA - DISPOSAL3,720-3,665
Greta4,380-4,325
FrioFRIO - DISPOSAL——
JacksonJACKSON-YEGUA - DISPOSAL——
Lagarto——

Perforations

Perforated and open-hole intervals.

FromToType
4,4354,448Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
9.6251,59913.5720 S
5.54,7148.75970 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
00Aug 13, 2024Jul 31, 2024Yes

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.

Nearby wells and their tops

NEAREST 8 LOCATED WELLS WITH TOPS · WITHIN 16 KM

Draw a cross-section

This well's tops beside its 5 nearest neighbours, subsea-aligned so they line up regardless of surface terrain.

Open the cross-section →

T-C Oil Co. - O'Connor42-391-33328

0.1 KM · T-C Oil Company, LLC · Section with this well →

Miocene (undifferentiated)2,240-2,186
Catahoula3,695-3,641
Greta4,380-4,326
Lagarto—
Frio—
Jackson—

T-C Oil Co.-Oconnor42-391-00374

0.1 KM · T-C Oil Company, LLC · Section with this well →

Miocene (undifferentiated)2,595-2,537
Catahoula3,720-3,662
Greta4,385-4,327
Lagarto—

T-C Oil Co.-Oconnor42-391-31772

0.2 KM · T-C Oil Company, LLC · Section with this well →

Lagarto157
Eocene2,630-2,572
Miocene (undifferentiated)3,010-2,952
Catahoula3,710-3,652
Greta4,370-4,312

T-C Oil Co. - O'Connor42-391-33301

0.2 KM · T-C Oil Company, LLC · Section with this well →

Miocene (undifferentiated)2,240-2,186
Catahoula3,680-3,626
Frio4,370-4,316
Jackson—

T-C Oil Co. - O'Connor42-391-33323

0.3 KM · T-C Oil Company, LLC · Section with this well →

Miocene (undifferentiated)2,250-2,195
Catahoula3,720-3,665
Greta4,385-4,330
Frio—
Jackson—
Lagarto—

T-C Oil Co.-Oconnor42-391-33264

0.4 KM · T-C Oil Company, LLC · Section with this well →

Frio3,740-3,686
Jackson3,875-3,821
Catahoula4,390-4,336

Williams, Maude Etal -A-42-391-33329

0.4 KM · Hilcorp Energy Company · Section with this well →

Catahoula3,300-3,248
Frio4,265-4,213
Jackson—

T-C Oil Co.-Oconnor42-391-33277

0.4 KM · T-C Oil Company, LLC · Section with this well →

Jackson2,795-2,741
Frio3,700-3,646
Catahoula4,365-4,311

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

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