WELL · 42-311-37554 · DISTRICT 1
GW DG Unit 5-Marlin SA 4 #4H
McMullen County · Eagleville (Eagle Ford-1) field · Producing · Horizontal
GW DG Unit 5-Marlin SA 4 #4H (API 42-311-37554) is a horizontal well in Mcmullen County operated by Bpx Operating Company, completed December 14, 2025 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued September 26, 2024, permitted to 14,000 ft.
Completion filings report 10 formation tops, including Wilcox, Escondido, Olmos, Anacacho.
No lease production has been reported under this well’s leases.
Operator of record
Denver, CO · P-5 Y, filed May 4, 2026 · 1,575 permits on file · (720) 439-5104
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | BPX Operating Company |
| Production reports | BPX Operating Companythrough Apr 2026 |
| Latest permit | BPX Operating CompanySep 26, 2024 |
- 14,000
- total depth, ft
- 1
- permits on file
- Sep 26, 2024
- last permit issued
- Dec 14, 2025
- completed
- 0
- cumulative oil, bbl
- 1.73M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Feb 2025 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Dec 14, 2025
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: X
Surface location
28.363907, -98.560081
OpenStreetMap → · Google Maps →
Permit surface location from the RRC GIS record, in McMullen County.
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 |
|---|---|---|---|---|---|---|
| GW DG Unit 5-Marlin SA 4 G-1-299720 | Eagleville (Eagle Ford-1) | BPX Operating Company | 1 | 0 | 1.73M | Feb 2025 – Jul 2026 |
Gas, mcf lease total
Last 12 months 1,725,435 · prior 12 0
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1BPX Operating CompanyMay 2025 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 902925-99 | Drill | BPX Operating Company | Sep 26, 2024 | Sep 26, 2024 | Dec 21, 2024 | 14,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-1-299720 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 306 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| WilcoxWILCOX - DISPOSAL | 4,559 | -4,253 |
| Escondido | 8,876 | -8,570 |
| Olmos | 9,816 | -9,510 |
| Anacacho | 11,545 | -11,239 |
| Austin Chalk | 12,102 | -11,796 |
| Eagle FordEAGLE FORD - H2S | 12,181 | -11,875 |
| CatahoulaCATAHOULA - DISPOSAL | — | — |
| FrioFRIO - DISPOSAL | — | — |
| Navarro | — | — |
| YeguaYEGUA - DISPOSAL | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 12,500 | 22,487 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 7,867 | 13.5 | 3,128 S |
| 6 | 22,627 | 9.875 | 4,333 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 | May 22, 2026 | Apr 8, 2026 | — |
| 00 | Oct 1, 2025 | Aug 19, 2025 | — |
| 00 | Aug 15, 2025 | Jul 25, 2025 | — |
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 42-311-37554 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-311-37554 → 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.
Nearby wells and their tops
NEAREST 8 LOCATED WELLS WITH TOPS · WITHIN 16 KM
Draw a cross-section
This well's tops beside its 5 nearest neighbours, subsea-aligned so they line up regardless of surface terrain.
GW DG Unit 5-Marlin SA 342-311-37553
0.0 KM · BPX Operating Company · Section with this well →
| Wilcox | 4,507 | -4,201 |
| Escondido | 8,869 | -8,563 |
| Olmos | 9,757 | -9,451 |
| Anacacho | 11,505 | -11,199 |
| Austin Chalk | 12,081 | -11,775 |
| Eagle Ford | 12,161 | -11,855 |
| Yegua | — | |
| Frio | — |
10 TOPS · FIRST 8
GW DG Unit 5-Marlin SA 242-311-37552
0.0 KM · BPX Operating Company · Section with this well →
| Wilcox | 4,520 | -4,213 |
| Escondido | 8,852 | -8,545 |
| Olmos | 9,739 | -9,432 |
| Anacacho | 11,509 | -11,202 |
| Austin Chalk | 12,067 | -11,760 |
| Eagle Ford | 12,145 | -11,838 |
| Yegua | — | |
| Navarro | — |
10 TOPS · FIRST 8
GW DG Unit 5-GW DG Unit 1 SA 142-311-37551
0.0 KM · BPX Operating Company · Section with this well →
| Wilcox | 4,509 | -4,202 |
| Escondido | 8,814 | -8,507 |
| Olmos | 9,669 | -9,362 |
| Anacacho | 11,410 | -11,103 |
| Austin Chalk | 12,009 | -11,702 |
| Eagle Ford | 12,094 | -11,787 |
| Frio | — | |
| Navarro | — |
10 TOPS · FIRST 8
GW Deep Gas Unit 442-311-34675
0.6 KM · Petrohawk Operating Company · Section with this well →
| Olmos | 9,810 | -9,520 |
| Anacacho | 11,518 | -11,228 |
| Eagle Ford | 12,126 | -11,836 |
| Eagle Ford | 12,126 | -11,836 |
Forrest Wheeler 3542-311-37293
1.2 KM · BPX Operating Company · Section with this well →
| Wilcox | 4,489 | -4,160 |
| Escondido | 8,900 | -8,571 |
| Olmos | 9,674 | -9,345 |
| Anacacho | 11,450 | -11,121 |
| Austin Chalk | 12,003 | -11,674 |
| Eagle Ford | 12,076 | -11,747 |
| Navarro | — | |
| Catahoula | — |
10 TOPS · FIRST 8
Forrest Wheeler 3342-311-37291
1.2 KM · BPX Operating Company · Section with this well →
| Escondido | 889 | -560 |
| Wilcox | 4,451 | -4,122 |
| Olmos | 9,644 | -9,315 |
| Anacacho | 11,418 | -11,089 |
| Austin Chalk | 11,977 | -11,648 |
| Eagle Ford | 12,038 | -11,709 |
| Yegua | — | |
| Navarro | — |
10 TOPS · FIRST 8
Forrest Wheeler 3242-311-37290
1.2 KM · BPX Operating Company · Section with this well →
| Wilcox | 4,457 | -4,128 |
| Wilcox | 5,942 | -5,613 |
| Escondido | 8,874 | -8,545 |
| Olmos | 9,642 | -9,313 |
| Anacacho | 11,387 | -11,058 |
| Austin Chalk | 11,964 | -11,635 |
| Eagle Ford | 12,039 | -11,710 |
| Catahoula | — |
11 TOPS · FIRST 8
GW Deep Gas Unit 542-311-35108
1.3 KM · Petrohawk Operating Company · Section with this well →
| Olmos | 9,758 | -9,481 |
| Anacacho | 11,690 | -11,413 |
| Eagle Ford | 12,223 | -11,946 |
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/31137554, documented in the API reference.