WELL · 42-447-35052 · DISTRICT 7
Matthews J. B. 72 #1
Throckmorton County · Throckmorton County Regular field · Vertical
Matthews J. B. 72 #1 (API 42-447-35052) is a plugged well in Throckmorton County, plugged March 15, 2019, last operated by Throckmorton Oil Inc..
The RRC has issued 2 drilling permits (amended twice) between 1989 and 1993, permitted to 4,999 ft.
Completion filings report 3 formation tops, including Caddo, Conglomerate, Mississippian.
Its 3 leases have reported 32K barrels of oil and 405K mcf of gas since January 1993, last reporting in July 2019. The leases carry 3 wells, so these are lease totals, not this well alone.
Operator of record
Throckmorton, TX · P-5 Y, filed Dec 3, 2004 · 223 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Throckmorton Oil Inc. |
| Production reports | Breck Operating Corp.through Jul 2017 |
| Latest permit | Throckmorton Oil, Inc.Jun 29, 1993 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 4,999
- total depth, ft
- 4
- permits on file
- Jun 29, 1993
- last permit issued
- Dec 8, 1989
- completed
- 32K
- cumulative oil, bbl
- 405K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2019
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Dec 8, 1989
- Shut in
- —
- Plugged
- Mar 15, 2019
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 3 leases this well is completed on; they carry 3 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Matthews J. B. "72" O-8-27311 | Seventy-Two (Congl.) | Breck Operating Corp. | 1 | 31.5K | 312K | Aug 1994 – Jul 2019 |
| J. B. Matthews "72" G-8-145634 | Seventy-Two (Congl.) | Throckmorton Oil, Inc. | 1 | 0 | 73.9K | May 1993 – Aug 1994 |
| Matthews, J. B. "72" O-8-25653 | Throckmorton County Regular | Throckmorton Oil, Inc. | 1 | 507 | 18.6K | Jan 1993 – Feb 1994 |
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.
- 1Throckmorton Oil, Inc.Jan 1993 → Aug 2004
- 2Encon Services, Inc.Mar 2005 → Feb 2006
- 3Breck Operating Corp.Mar 2006 → Apr 2017
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 413206-97 | Other | Throckmorton Oil, Inc. | Oct 15, 1993 | Jun 29, 1993 | Nov 25, 1989 | 4,590 |
| 413206-98 | Other | Throckmorton Oil, Inc. | Sep 16, 1993 | Jun 29, 1993 | — | 4,590 |
| 413206-99 | Other | Throckmorton Oil, Inc. | Jun 24, 1993 | Jun 29, 1993 | — | 4,590 |
| 365598-99 | Drill | Throco, Inc. | Oct 25, 1989 | Nov 13, 1989 | — | 4,999 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-8-145634 | — | — | — | — |
| — | — O-8-25653 | — | — | — | — |
| — | — O-8-27311 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 1,301 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Caddo | 4,150 | -2,849 |
| Conglomerate | 4,472 | -3,171 |
| MississippianMISSISSIPPI | 4,580 | -3,279 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 4,472 | 4,478 | Perforated |
| 4,578 | 4,590 | Perforated |
| 4,578 | 4,590 | Open hole |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 126 | 12.25 | 95 S |
| 4.5 | 4,550 | 7.875 | 225 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 | Dec 15, 1994 | Oct 18, 1994 | — |
| 00 | Dec 6, 1994 | — | — |
| 00 | Mar 28, 1994 | Feb 7, 1994 | — |
| 00 | Mar 4, 1994 | Jun 22, 1993 | — |
| 00 | Jul 1, 1993 | — | — |
| 00 | Feb 1, 1990 | Jan 15, 1990 | Yes |
| 00 | Jan 24, 1990 | — | — |
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 42-447-35052 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-447-35052 → 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/44735052, documented in the API reference.