WELL · 42-317-35891 · DISTRICT 8
Marshall '23' #1
Martin County · Vertical
Marshall '23' #1 (API 42-317-35891) is a permitted well in Martin County filed by Endeavor Energy Resources L.P.; no completion report is on file yet.
The RRC has issued 3 drilling permits between 2010 and 2016, permitted to 12,000 ft.
Completion filings report 5 formation tops, including Clear Fork, Spraberry, Wolfcamp, Strawn.
Its lease has reported 147K barrels of oil and 385K mcf of gas since July 2010, last reporting in July 2026. The lease carries 3 wells, so these are lease totals, not this well alone.
Operator of record
Endeavor Energy Resources L.P.
- Based in
- Midland, TX
- P-5 status
- Active (A)
- P-5 last filed
- Jun 12, 2026
- Permits on file
- 6,190
- Phone
- (432) 221-7400
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | none |
| Production reports | New Height Energy, LLCthrough Mar 2026 |
| Latest permit | Endeavor Energy Resources L.P.Apr 12, 2016 |
- 12,000
- total depth, ft
- 3
- permits on file
- Apr 12, 2016
- last permit issued
- —
- completed
- 147K
- cumulative oil, bbl
- 385K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jul 2010 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- —
- Shut in
- —
- Plugged
- —
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 3 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Marshall "23" O-10-40404 | Spraberry (Trend Area) | New Height Energy, LLC | 3 | 147K | 385K | Jul 2010 – Jul 2026 |
Oil, barrels lease total
Last 12 months 282 · prior 12 413(-32%)
Gas, mcf lease total
Last 12 months 433 · prior 12 286(+51%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Endeavor Energy Resources L.P.Jul 2010 → Feb 2016
- 2Qstar Operating LLCMar 2016 → Dec 2016
- 3SM Energy CompanyJan 2017 → May 2024
- 4New Height Energy, LLCJun 2024 → Mar 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 814647-99 | Recompletion | Endeavor Energy Resources L.P. | Mar 28, 2016 | Apr 12, 2016 | — | 10,800 |
| 716623-99 | Recompletion | Endeavor Energy Resources L.P. | May 17, 2011 | Jun 30, 2011 | — | 12,000 |
| 692368-99 | Drill | Endeavor Energy Resources L.P. | Mar 5, 2010 | Mar 8, 2010 | Mar 24, 2010 | 12,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-40404 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,756 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Clear ForkCLEARFORK LIME | 5,100 | -2,344 |
| Spraberry | 6,975 | -4,219 |
| WolfcampWOLFCAMP LIME | 8,500 | -5,744 |
| Strawn | 10,050 | -7,294 |
| Mississippian | 10,225 | -7,469 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,874 | 10,112 | Perforated |
| 7,874 | 10,670 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 12.75 | 331 | 17.5 | 380 S |
| 8.625 | 4,693 | 11 | 485 S |
| 5.5 | 10,797 | 7.875 | 1,330 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 22, 2022 | Aug 15, 2022 | — |
| 00 | Jul 19, 2021 | Jun 22, 2021 | — |
| 00 | Apr 26, 2016 | Apr 25, 2016 | — |
| 00 | Jan 31, 2011 | Aug 2, 2010 | Yes |
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 42-317-35891 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-317-35891 → scanned completion filings
Log images are in archives with no per-well link: the RRC's Neubus archive (2004 onward) and the University Lands library. 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/31735891, documented in the API reference.