TEXAS · WELLS · YOAKUM COUNTY · SHOOK-MASON LEASE · API 42-501-33731 · DISTRICT 7B
Shook-Mason #1A
Yoakum County · Brahaney Northwest (Devonian) field · Shut In · Vertical
Shook-Mason #1A (API 42-501-33731) is a well in Yoakum County operated by Finley Resources Inc., completed February 27, 1992 and listed as shut in on the RRC schedule, shut in February 1, 2004.
The RRC has issued one drilling permit, issued October 28, 1991, permitted to 11,905 ft.
It was permitted by Mobil Producing TX. & N.M. Inc. and has since transferred to Finley Resources Inc. on the wellbore schedule.
Completion filings report 6 formation tops, including Rustler, Yates, San Andres, Wolfcamp.
Its lease has reported 96.4K barrels of oil and 13.3K mcf of gas since January 1993, last reporting in July 2026. The lease carries 2 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Mobil Producing TX. & N.M. Inc.; the EWA schedule now lists a different operator.
- Based in
- Fort Worth, TX
- P-5 status
- Active (A)
- P-5 last filed
- Nov 12, 2025
- Permits on file
- 276
- Phone
- (817) 336-1924
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Finley Resources Inc. |
| Production reports | Finley Resources, Inc.through Nov 2003 |
| Latest permit | Mobil Producing TX. & N.M. Inc.Oct 28, 1991 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 11,905
- total depth, ft
- 1
- permits on file
- Oct 28, 1991
- last permit issued
- Feb 27, 1992
- completed
- 96.4K
- cumulative oil, bbl
- 13.3K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Feb 27, 1992
- Shut in
- Feb 1, 2004
- Plugged
- —
Operator's P-5 on the schedule: Active – Extension (X)
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 →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Shook-Mason O-11-66183 | Brahaney, Northwest (Devonian) | Finley Resources, Inc. | 2 | 96.4K | 13.3K | 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.
- 1Mobil Producing TX. & N.M. Inc.Jan 1993 → Sep 1993
- 2Wiser Oil Company, TheOct 1993 → Apr 1999
- 3Finley Resources, Inc.May 1999 → Nov 2003
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 392497-99 | Drill | Mobil Producing TX. & N.M. Inc. | Oct 3, 1991 | Oct 28, 1991 | Dec 1, 1992 | 12,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Feb 27, 1992 | Shook-Mason O-11-66183 | Brahaney Northwest (Devonian) | Finley Resources Inc. | Shut In · shut in Feb 1, 2004 | 11,905 |
Formation tops
As filed on W-2/G-1. Subsea from 3,730 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Rustler | 2,340 | 1,390 |
| Yates | 3,164 | 566 |
| San Andres | 4,573 | -843 |
| Wolfcamp | 9,085 | -5,355 |
| Mississippian | 11,130 | -7,400 |
| Devonian | 11,871 | -8,141 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 11,872 | 11,887 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 20 | 407 | 26 | 906 S |
| 13.375 | 2,342 | 17.5 | 1,800 S |
| 8.625 | 6,000 | 11 | 2,950 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 | Apr 17, 1992 | Mar 24, 1992 | Yes |
| 00 | Apr 3, 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 42-501-33731 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-501-33731 → 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/50133731, documented in the API reference.