WELL · 42-413-31550 · DISTRICT 7
Thornburg B #1
Schleicher County · Camar SW. (Strawn) field · Vertical
Thornburg B #1 (API 42-413-31550) is a plugged well in Schleicher County, plugged December 3, 1997, last operated by Gilley Sam D..
The RRC has issued one drilling permit, issued July 9, 1985, permitted to 4,700 ft.
It was permitted by Simpson-Mann, Inc. and has since transferred to Gilley Sam D. on the wellbore schedule.
Completion filings report 3 formation tops, including Palo Pinto, Harkey Sand, Canyon.
Its lease has reported 1.81K barrels of oil and 822 mcf of gas since January 1993, last reporting in July 2026.
Operator of record
Permitted by Simpson-Mann, Inc.; the EWA schedule now lists a different operator.
Tyler, TX · P-5 Y, filed Sep 4, 2025
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Gilley Sam D. |
| Production reports | Baxter, Kelly H.through Feb 1994 |
| Latest permit | Simpson-Mann, Inc.Jul 9, 1985 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 4,700
- total depth, ft
- 1
- permits on file
- Jul 9, 1985
- last permit issued
- Oct 1, 1985
- completed
- 1.81K
- cumulative oil, bbl
- 822
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Oct 1, 1985
- Shut in
- —
- Plugged
- Dec 3, 1997
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 |
|---|---|---|---|---|---|---|
| Thornburg "B" O-9-11602 | Camar, SW. (Strawn) | Gilley, Sam D. | 1 | 1.81K | 822 | Jan 1993 – Jul 2026 |
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.
- 1Baxter, Kelly H.Jan 1993 → Feb 1994
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 279772-99 | Drill | Simpson-Mann, Inc. | Jun 28, 1985 | Jul 9, 1985 | Jul 18, 1985 | 4,700 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-9-11602 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,230 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Palo Pinto | 3,712 | -1,482 |
| Harkey Sand | 3,842 | -1,612 |
| CanyonCANYON LIME | 4,086 | -1,856 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 4,261 | 4,349 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 561 | 11 | 300 S |
| 4.5 | 4,421 | 7.875 | 215 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 | Oct 30, 1985 | Oct 11, 1985 | Yes |
| 00 | Oct 25, 1985 | — | — |
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 42-413-31550 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-413-31550 → scanned completion filings
Log images are in archives with no per-well link: the RRC's Neubus archive (2004 onward) and the University Lands library. 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/41331550, documented in the API reference.