WELL · 42-289-31027 · DISTRICT 5
Marshall A #6
Leon County · Bear Grass (Pettit) field · Producing · Vertical
Marshall A #6 (API 42-289-31027) is a well in Leon County operated by Hilcorp Energy Company, completed February 9, 1996 and listed as producing on the RRC schedule.
The RRC has issued 2 drilling permits between 1989 and 1996, permitted to 10,300 ft.
It was permitted by Marathon Oil Company and has since transferred to Hilcorp Energy Company on the wellbore schedule.
Completion filings report 6 formation tops, including Austin Chalk, Woodbine, Buda, Rodessa.
No lease production has been reported under this well’s leases.
Operator of record
Permitted by Marathon Oil Company; the EWA schedule now lists a different operator.
- Based in
- Houston, TX
- P-5 status
- Active – Extension (X)
- P-5 last filed
- Mar 27, 2026
- Permits on file
- 3,454
- Phone
- (713) 209-2400
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Hilcorp Energy Company |
| Production reports | Hilcorp Energy Companythrough Apr 2026 |
| Latest permit | Marathon Oil CompanyJun 10, 1996 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 10,300
- total depth, ft
- 2
- permits on file
- Jun 10, 1996
- last permit issued
- Feb 9, 1996
- completed
- 0
- cumulative oil, bbl
- 977K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Feb 9, 1996
- Shut in
- —
- 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 2 leases 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 |
|---|---|---|---|---|---|---|
| Marshall "A" G-5-131906 | Bear Grass (Travis Peak) | Hilcorp Energy Company | 1 | 0 | 216K | Jan 1993 – Jul 2026 |
| Marshall 'A' G-5-159257 | Bear Grass (Pettit) | Hilcorp Energy Company | 1 | 0 | 762K | Feb 1996 – Jul 2026 |
Gas, mcf lease total
Last 12 months 12,177 · prior 12 11,716(+4%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Marathon Oil CompanyJan 1993 → Apr 2002
- 2XTO Energy Inc.May 2002 → Dec 2023
- 3Hilcorp Energy CompanyJan 2024 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 449125-99 | Recompletion | Marathon Oil Company | Jun 10, 1996 | Jun 10, 1996 | Jan 30, 1996 | 9,783 |
| 360424-99 | Drill | TXO Production Corp. | Jun 14, 1989 | Jun 16, 1989 | — | 10,300 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-5-131906 | — | — | — | — |
| — | — G-5-159257 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 4,955 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Austin ChalkBASE AUSTIN CHALK | 4,972 | -17 |
| Woodbine | 5,310 | -355 |
| Woodbine | 5,316 | -361 |
| Buda | 5,757 | -802 |
| Rodessa | 8,230 | -3,275 |
| Pettit | 8,995 | -4,040 |
| Travis Peak | 9,400 | -4,445 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 9,003 | 9,149 | Perforated |
| 9,466 | 9,477 | Perforated |
| 9,502 | 9,541 | Perforated |
| 9,504 | 9,597 | Perforated |
| 9,566 | 9,571 | Perforated |
| 9,588 | 9,592 | Perforated |
| 9,653 | 9,657 | Perforated |
| 9,653 | 9,697 | Perforated |
| 9,664 | 9,666 | Perforated |
| 9,672 | 9,676 | Perforated |
| 9,694 | 9,697 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 1,800 | 11 | 525 S |
| 4.5 | 9,783 | 7.875 | 510 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 | Aug 20, 1996 | Jun 6, 1996 | — |
| 00 | Aug 8, 1996 | — | — |
| 00 | Dec 28, 1992 | Nov 6, 1992 | — |
| 00 | Oct 16, 1989 | Sep 7, 1989 | Yes |
| 00 | Sep 29, 1989 | — | — |
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 42-289-31027 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-289-31027 → 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/28931027, documented in the API reference.