WELL · 42-317-43675 · DISTRICT 8
McAlpine Grisham 47-35 Unit 1A #112
Martin County · Spraberry (Trend Area) field · Producing · Horizontal
Mcalpine Grisham 47-35 Unit 1a #112 (API 42-317-43675) is a horizontal well in Martin County operated by Diamondback E&P LLC, completed June 10, 2022 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued July 15, 2021, permitted to 7,893 ft.
It was permitted by Endeavor Energy Resources L.P. and has since transferred to Diamondback E&P LLC on the wellbore schedule.
Completion filings report 10 formation tops, including Santa Rosa, Yates, Queen, Grayburg.
Its lease has reported 1.95M barrels of oil and 5.34M mcf of gas since June 2022, last reporting in July 2026. The lease carries 6 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Endeavor Energy Resources L.P.; the EWA schedule now lists a different operator.
- Based in
- Midland, TX
- P-5 status
- Active – Extension (X)
- P-5 last filed
- May 4, 2026
- Permits on file
- 5,237
- Phone
- (432) 221-7400
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Diamondback E&P LLC |
| Production reports | Diamondback E&P LLCthrough Apr 2026 |
| Latest permit | Endeavor Energy Resources L.P.Jul 15, 2021 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 7,893
- total depth, ft
- 1
- permits on file
- Jul 15, 2021
- last permit issued
- Jun 10, 2022
- completed
- 1.95M
- cumulative oil, bbl
- 5.34M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jun 2022 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Jun 10, 2022
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active (A)
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 6 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| McAlpine Grisham 47-35 Unit 1A O-10-57461 | Spraberry (Trend Area) | Diamondback E&P LLC | 6 | 1.95M | 5.34M | Jun 2022 – Jul 2026 |
Oil, barrels lease total
Last 12 months 130,868 · prior 12 201,462(-35%)
Gas, mcf lease total
Last 12 months 741,959 · prior 12 1,095,846(-32%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Endeavor Energy Resources L.P.Jun 2022 → Dec 2024
- 2Diamondback E&P LLCJan 2025 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 871196-99 | Drill | Endeavor Energy Resources L.P. | Jul 13, 2021 | Jul 15, 2021 | Nov 25, 2021 | 9,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Jun 10, 2022 | McAlpine Grisham 47-35 Unit 1A O-10-57461 | Spraberry (Trend Area) | Diamondback E&P LLC | Producing | 7,893 |
Formation tops
As filed on W-2/G-1. Subsea from 2,725 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Santa Rosa | 960 | 1,765 |
| Yates | 2,300 | 425 |
| Queen | 3,220 | -495 |
| Grayburg | 3,743 | -1,018 |
| San AndresSAN ANDRES - ACTIVE CO2 FLOOD; H | 3,923 | -1,198 |
| Spraberry | 7,132 | -4,407 |
| Cisco | — | — |
| Dean | — | — |
| Pennsylvanian | — | — |
| Wolfcamp | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,422 | 20,621 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 1,301 | 17.5 | 1,070 S |
| 9.625 | 7,344 | 12.25 | 775 S |
| 5.5 | 20,738 | 8.5 | 1,770 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 | Sep 16, 2022 | Jul 18, 2022 | 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 42-317-43675 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-317-43675 → 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/31743675, documented in the API reference.