WELL · 42-507-32459 · DISTRICT 1
Briscoe Ranch #1051
Zavala County · Section 51 (Anacacho) field · Vertical
Briscoe Ranch #1051 (API 42-507-32459) is a plugged well in Zavala County, plugged June 3, 1996, last operated by Spiller Operating CO. Inc..
The RRC has issued one drilling permit, issued July 27, 1992, permitted to 1,600 ft.
It was permitted by Spiller, Robert S. and has since transferred to Spiller Operating CO. Inc. on the wellbore schedule.
Completion filings report 4 formation tops, including Escondido, Olmos, San Miguel, Anacacho.
Operator of record
Permitted by Spiller, Robert S.; the EWA schedule now lists a different operator.
Round Rock, TX · P-5 Y, filed Mar 6, 2015 · 31 permits on file · (210) 325-0027
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Spiller Operating Co. Inc. |
| Production reports | Spiller Operating Co., Inc.through Jan 1996 |
| Latest permit | Spiller, Robert S.Jul 27, 1992 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 1,600
- total depth, ft
- 1
- permits on file
- Jul 27, 1992
- last permit issued
- Aug 13, 1992
- completed
- 0
- cumulative oil, bbl
- 234K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jun 1996
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Aug 13, 1992
- Shut in
- —
- Plugged
- Jun 3, 1996
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; this well is the only one on it.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Briscoe Ranch G-1-142353 | Section 51 (Anacacho) | Spiller Operating Co., Inc. | 1 | 0 | 234K | Jan 1993 – Jun 1996 |
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.
- 1Spiller, Robert S.Jan 1993 → May 1995
- 2Spiller Operating Co., Inc.Jun 1995 → Jan 1996
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 401390-99 | Drill | Spiller, Robert S. | Jul 20, 1992 | Jul 27, 1992 | Jul 29, 1992 | 1,600 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-1-142353 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 725 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Escondido | 470 | 255 |
| Olmos | 830 | -105 |
| San Miguel | 980 | -255 |
| Anacacho | 1,080 | -355 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 1,128 | 1,134 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 7.625 | 300 | 12.25 | 80 S |
| 4.5 | 1,363 | 6.75 | 190 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 | Nov 23, 1992 | Sep 22, 1992 | Yes |
| 00 | Oct 6, 1992 | — | — |
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 42-507-32459 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-507-32459 → 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/50732459, documented in the API reference.