WELL · 42-391-32541 · DISTRICT 2

Dennis O Connor et al -L- #L 74

N

Refugio County · Lake Pasture (M-358) field  · Vertical

Dennis O Connor ET AL -L- #L 74 (API 42-391-32541) is a well in Refugio County operated by T-C Oil Company LLC, completed October 14, 2022.

The RRC has issued 2 drilling permits between 2003 and 2022, permitted to 4,800 ft.

Completion filings report 3 formation tops, including Jackson, Frio, Catahoula.

Its 2 leases have reported 3.49M barrels of oil and 48.5M mcf of gas since January 1993, last reporting in July 2026. The leases carry 82 wells, so these are lease totals, not this well alone.

Operator of record

T-C Oil Company LLC

Refugio, TX · P-5 Active, filed Dec 3, 2025 · 287 permits on file · (361) 526-4693

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, LLCOct 27, 2022
4,800
total depth, ft
2
permits on file
Oct 27, 2022
last permit issued
Oct 14, 2022
completed
3.49M
cumulative oil, bbl
48.5M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
OFF SCHEDULE
Completed
Oct 14, 2022
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 2 leases this well is completed on; they carry 82 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Oconnor, Dennis, Etal -L- O-2-2845Lake Pasture (H-440 Sand)T-C Oil Company, LLC813.49M48.5MJan 1993 – Jul 2026
Dennis O'Connor et al -L- G-2-293718Lake Pasture (M-358)T-C Oil Company, LLC1061.3KOct 2022 – Aug 2024

Oil, barrels lease total

Last 12 months 23,596 · prior 12 25,451(-7%)

02K4K202420252026

Gas, mcf lease total

Last 12 months 19,406 · prior 12 24,005(-19%)

05K10K15K202420252026

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
885082-99RecompletionT-C Oil Company, LLCOct 21, 2022Oct 27, 2022Oct 10, 20224,718
536803-99DrillT - C Oil CompanySep 25, 2003Sep 25, 2003Oct 18, 20034,800

Completions

CompletedLeaseFieldOperatorStatusDepth
—— G-2-293718————
—— O-2-2845————
—— O-2-2845————

Formation tops

As filed on W-2/G-1. Subsea from 50 ft elevation.Download CSV →

FormationMD ftSubsea
JacksonJACKSON-YEGUA - DISPOSAL2,370-2,320
FrioFRIO - DISPOSAL3,610-3,560
CatahoulaCATAHOULA - DISPOSAL4,418-4,368

Perforations

Perforated and open-hole intervals.

FromToType
3,5163,521Perforated
3,5283,534Perforated
4,4684,472Perforated
4,4754,487Perforated
4,4784,494Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
9.6251,55913.5745 S
9.6251,58013.56,301 S
5.54,6838.759,401 S
5.54,7148.75985 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
00Jan 17, 2023Oct 31, 2022—
00Feb 24, 2004Jan 21, 2004Yes
00Feb 11, 2004Nov 24, 2003Yes
00Jan 20, 2004——
00Jan 9, 2004——

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/39132541, documented in the API reference.