Petrora

WELL · 42-391-33218 · DISTRICT 2

O Connor #86

N

Refugio County · McFaddin (4400) field  · Vertical

O Connor #86 (API 42-391-33218) is a well in Refugio County operated by T-C Oil Company LLC, completed November 10, 2020.

The RRC has issued 3 drilling permits (amended twice) between 2019 and 2021, permitted to 6,500 ft.

Completion filings report 4 formation tops, including Catahoula, Jackson, Frio, Greta.

Its 2 leases have reported 362K barrels of oil and 181K mcf of gas since July 2019, last reporting in July 2026. The leases carry 16 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 5, 2021
6,500
total depth, ft
5
permits on file
Apr 5, 2021
last permit issued
Nov 10, 2020
completed
362K
cumulative oil, bbl
181K
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jul 2019 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
OFF SCHEDULE
Completed
Nov 10, 2020
Shut in
—
Plugged
—

Surface location

28.481053, -97.041038

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 2 leases this well is completed on; they carry 16 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
O'Connor O-2-11800McFaddin (4400)T-C Oil Company, LLC15354K164KJul 2019 – Jul 2026
O'Connor O-2-11928McFaddin (5350)T-C Oil Company, LLC18.39K17.5KFeb 2020 – Jul 2026

Oil, barrels lease total

Last 12 months 63,469 · prior 12 66,891(-5%)

05K10K202420252026

Gas, mcf lease total

Last 12 months 15,486 · prior 12 18,199(-15%)

01K2K3K202420252026

Chain of custody

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

  1. 1T-C Oil Company, LLCJul 2019 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
868762-99RecompletionT-C Oil Company, LLCMar 30, 2021Apr 5, 2021—5,825
863705-99RecompletionT-C Oil Company, LLCMay 26, 2020May 26, 2020Jul 16, 20205,920
860064-97DrillT-C Oil Company, LLCApr 20, 2020Dec 18, 2019Jan 25, 20206,500
860064-98DrillT-C Oil Company, LLCFeb 20, 2020Dec 18, 2019Jan 25, 20206,500
860064-99DrillT-C Oil Company, LLCDec 16, 2019Dec 18, 2019Jan 25, 20206,500

Completions

CompletedLeaseFieldOperatorStatusDepth
—— O-2-11800————
—— O-2-11928————

Formation tops

As filed on W-2/G-1. Subsea from 66 ft elevation.Download CSV →

FormationMD ftSubsea
CatahoulaCATAHOULA - DISPOSAL3,745-3,679
JacksonJACKSON-YEGUA - DISPOSAL3,745-3,679
FrioFRIO - DISPOSAL4,400-4,334
Greta4,400-4,334
CatahoulaCATAHOULA - DISPOSAL5,000-4,934
FrioFRIO - DISPOSAL5,000-4,934
JacksonJACKSON-YEGUA - DISPOSAL——

Perforations

Perforated and open-hole intervals.

FromToType
4,4024,414Perforated
4,4604,466Perforated
5,3815,390Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
9.6251,37012.25590 S
4.55,9167.8751,080 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
00Apr 26, 2023Mar 17, 2023—
00Jul 20, 2021Jun 21, 2021Yes
00Dec 3, 2020Nov 30, 2020—
00Aug 25, 2020Aug 12, 2020—
00Aug 13, 2020Aug 3, 2020—
00Apr 24, 2020Feb 25, 2020Yes

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 →

O'Connor42-391-33271

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

Miocene (undifferentiated)2,970-2,904
Jackson3,760-3,694
Catahoula3,760-3,694
Greta4,420-4,354
Frio4,420-4,354
Frio5,010-4,944
Lagarto—

O'Connor42-391-33221

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

Catahoula3,750-3,687
Greta4,400-4,337
Frio4,960-4,897
Jackson—

O'Connor42-391-33251

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

Miocene (undifferentiated)2,960-2,893
Catahoula3,740-3,673
Jackson3,740-3,673
Frio4,410-4,343
Greta4,410-4,343
Lagarto—

O'Connor42-391-33217

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

Catahoula3,725-3,658
Greta4,400-4,333
Frio5,020-4,953
Jackson—

O'Connor42-391-33265

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

Jackson3,740-3,672
Frio4,415-4,347
Catahoula5,025-4,957

O'Connor42-391-33312

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

Miocene (undifferentiated)2,300-2,232
Catahoula3,710-3,642
Greta4,416-4,348
Jackson—
Frio—
Lagarto—

O'Connor42-391-33222

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

Jackson2,839-2,778
Miocene (undifferentiated)2,839-2,778
Catahoula3,672-3,611
Frio4,395-4,334
Greta4,395-4,334

O'Connor42-391-33225

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

Jackson3,725-3,656
Frio4,408-4,339
Catahoula5,005-4,936

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/39133218, documented in the API reference.