TEXAS · WELLS · WEBB COUNTY · BRISCOE "M" LEASE · API 42-479-36908 · DISTRICT 04
Briscoe M #4
Webb County · Vaquillas Ranch (Lobo Cons.) field · Vertical
Briscoe M #4 (API 42-479-36908) is a plugged well in Webb County, plugged July 21, 2015, last operated by Eog Resources Inc..
The RRC has issued one drilling permit, issued March 23, 1998, permitted to 10,200 ft.
It was permitted by Enron Oil & Gas Company and has since transferred to Eog Resources Inc. on the wellbore schedule.
Completion filings report 4 formation tops, including Queen City, Wilcox, Top Lwr. Wilcox, Base Lwr. Wilcox.
Its lease has reported 3.04K barrels of oil and 411K mcf of gas since April 1998, with no volume in the three years through April 2026.
Operator of record
Permitted by Enron Oil & Gas Company; the EWA schedule now lists a different operator.
- Based in
- Midland, TX
- P-5 status
- Active (A)
- P-5 last filed
- Oct 2, 2025
- Permits on file
- 16,354
- Phone
- (713) 651-7000
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | EOG Resources Inc. |
| Production reports | EOG Resources, Inc.through Dec 2009 |
| Latest permit | Enron Oil & Gas CompanyMar 23, 1998 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 10,200
- total depth, ft
- 1
- permits on file
- Mar 23, 1998
- last permit issued
- Apr 18, 1998
- completed
- 3.04K
- cumulative oil, bbl
- 411K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · May 1998 THROUGH Dec 2009
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Apr 18, 1998
- Shut in
- —
- Plugged
- Jul 21, 2015
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 "M" G-4-168566 | Vaquillas Ranch (Lobo Cons.) | EOG Resources, Inc. | 1 | 3.04K | 411K | Apr 1998 – Dec 2009 |
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.
- 1Enron Oil & Gas CompanyMay 1998 → Sep 1999
- 2EOG Resources, Inc.Oct 1999 → Dec 2009
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 474635-99 | Drill | Enron Oil & Gas Company | Mar 23, 1998 | Mar 23, 1998 | Mar 30, 1998 | 10,200 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Apr 18, 1998 | Briscoe M G-4-168566 | Vaquillas Ranch (Lobo Cons.) | EOG Resources Inc. | Plugged | — |
Formation tops
As filed on W-2/G-1. Subsea from 448 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Queen CityTOP OF QUEEN CITY | 2,870 | -2,422 |
| WilcoxTOP WILCOX | 5,271 | -4,823 |
| Top Lwr. Wilcox | 7,640 | -7,192 |
| Base Lwr. Wilcox | 8,278 | -7,830 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,686 | 8,710 | Perforated |
| 8,830 | 8,864 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 536 | 12.25 | 205 S |
| 7 | 7,722 | 8.75 | 490 S |
| 2.875 | 9,096 | 6.25 | 285 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. The record date is the RRC's own date on the record, not the day the report was filed: 462,034 of the state's filings carry 1984-01-12. About these reports →
| Suffix | RRC record date | W-2 / G-1 date | Logs referenced |
|---|---|---|---|
| 00 | Jul 14, 1998 | Jun 2, 1998 | Yes |
| 00 | Jul 1, 1998 | — | — |
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 42-479-36908 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-479-36908 → scanned completion filings
Log images filed since 2004 open from the RRC's log search for this well; none are loaded here for it.
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/47936908, documented in the API reference.