WELL · 42-163-33611 · DISTRICT 1

Oppenheimer Unit #1H

Plugged

Frio County · Pearsall (Buda S.) field  · Horizontal

Oppenheimer Unit #1H (API 42-163-33611) is a plugged horizontal well in Frio County, plugged September 27, 2022, last operated by Blackbrush O & G LLC.

The RRC has issued one drilling permit (amended once), issued June 16, 2012, permitted to 6,500 ft.

Completion filings report 3 formation tops, including Austin Chalk, Eagle Ford, Buda.

Its lease has reported 91.5K barrels of oil and 212K mcf of gas since September 2012, last reporting in March 2023. The lease carries 2 wells, so these are lease totals, not this well alone.

Operator of record

Blackbrush O & G LLC

Based in
San Antonio, TX
P-5 status
Active (A)
P-5 last filed
Sep 16, 2025
Permits on file
339
Phone
(210) 495-5577

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleBlackbrush O & G LLC
Production reportsBlackbrush O & G, LLCthrough Jul 2017
Latest permitBlackbrush O & G, LLCJun 16, 2012
6,500
total depth, ft
2
permits on file
Jun 16, 2012
last permit issued
Nov 7, 2012
completed
91.5K
cumulative oil, bbl
212K
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Sep 2012 THROUGH Mar 2023

Regulatory status · RRC wellbore file

Schedule
OFF SCHEDULE
Completed
Nov 7, 2012
Shut in
—
Plugged
Sep 27, 2022

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; they carry 2 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Oppenheimer Unit O-1-16758Pearsall (Buda, S.)Blackbrush O & G, LLC291.5K212KSep 2012 – Mar 2023

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. 1Blackbrush O & G, LLCSep 2012 → Jul 2016

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
742440-98DrillBlackbrush O & G, LLCJul 31, 2012Jun 16, 2012Aug 22, 20126,500
742440-99DrillBlackbrush O & G, LLCJun 7, 2012Jun 16, 2012Aug 22, 20126,500

Completions

CompletedLeaseFieldOperatorStatusDepth
—— O-1-16758————

Formation tops

As filed on W-2/G-1. Subsea from 510 ft elevation.Download CSV →

FormationMD ftSubsea
Austin Chalk5,311-4,801
Eagle FordLOWER EAGLE FORD5,752-5,242
Buda5,828-5,318

Perforations

Perforated and open-hole intervals.

FromToType
5,9479,307Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
10.7592814.75550 S
72,6939.875900 S
75,9479.875405 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
00Jun 20, 2013Nov 30, 2012Yes

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/16333611, documented in the API reference.