WELL · 42-163-31511 · DISTRICT 1
Shiner Ranch A #201
Frio County · Pearsall (Austin Chalk) field · Vertical
Shiner Ranch A #201 (API 42-163-31511) is a plugged well in Frio County, plugged March 12, 1998, last operated by Ginco Operating CO..
The RRC has issued 2 drilling permits between 1977 and 2006, permitted to 8,000 ft.
It was permitted by Blackbrush O & G, Inc. and has since transferred to Ginco Operating CO. on the wellbore schedule.
Completion filings report 2 formation tops, including Austin Chalk, Buda.
Its 2 leases have reported 422 barrels of oil and 11 mcf of gas since January 1993, last reporting in July 2026. The leases carry 2 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Blackbrush O & G, Inc.; the EWA schedule now lists a different operator.
San Antonio, TX · P-5 Y, filed Nov 4, 2025 · 4 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Ginco Operating Co. |
| Production reports | Blackbrush O & G, LLCthrough Dec 2024 |
| Latest permit | Blackbrush O & G, Inc.Apr 10, 2006 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 8,000
- total depth, ft
- 2
- permits on file
- Apr 10, 2006
- last permit issued
- Nov 30, 1977
- completed
- 422
- cumulative oil, bbl
- 11
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Nov 30, 1977
- Shut in
- —
- Plugged
- Mar 12, 1998
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 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Shiner Ranch "A" O-1-5726 | Pearsall (Austin Chalk) | Ginco Operating Co. | 1 | 77 | 2 | Jan 1993 – Jul 2026 |
| Shiner Ranch "A" O-1-14890 | Pearsall (Buda Lime) | Blackbrush O & G, LLC | 1 | 345 | 9 | Dec 2007 – Jul 2026 |
Oil, barrels lease total
Last 12 months 0 · prior 12 9(-100%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Penrod Oil Company of Texas, IncAug 1994 → Sep 1994
- 2Mobile Production Systems, Inc.Oct 1994 → Oct 1994
- 3Ginco Operating Co.Jun 1995 → Oct 1995
- 4Blackbrush O & G, Inc.Dec 2007 → Jun 2009
- 5Blackbrush O & G, LLCDec 2019 → Dec 2024
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 617256-99 | Reenter | Blackbrush O & G, Inc. | Apr 7, 2006 | Apr 10, 2006 | Apr 18, 2006 | 8,000 |
| 8492-99 | Drill | Getty Oil Co. | Sep 27, 1977 | Sep 27, 1977 | Oct 18, 1977 | 7,710 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-1-5726 | — | — | — | — |
| — | — O-1-14890 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 503 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Austin Chalk | 7,034 | -6,531 |
| Buda | 7,590 | -7,087 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,590 | 7,685 | Perforated |
| 7,607 | 7,674 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 423 | 12.25 | 300 S |
| 2.875 | 7,494 | — | — |
| 5.5 | 7,700 | 7.875 | 350 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 →
| Suffix | Filed | W-2 / G-1 date | Logs referenced |
|---|---|---|---|
| 00 | Feb 21, 2008 | Jan 30, 2008 | Yes |
| 00 | Feb 4, 2008 | — | — |
| 00 | Jan 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.
- Wellbore filings for 42-163-31511 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-163-31511 → scanned completion filings
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/16331511, documented in the API reference.