WELL · 42-317-42657 · DISTRICT 8
Walker 14-11 (Alloc-5NH) #8LA
Martin County · Spraberry (Trend Area) field · Shut IN · Horizontal
Walker 14-11 (Alloc-5nh) #8LA (API 42-317-42657) is a horizontal well in Martin County operated by Diamondback E&P LLC, completed February 4, 2021 and listed as shut in on the RRC schedule.
The RRC has issued one drilling permit (amended twice), issued October 29, 2019, permitted to 10,500 ft.
Completion filings report 10 formation tops, including Santa Rosa, Yates, Queen, Grayburg.
Its lease has reported 358K barrels of oil and 1.2M mcf of gas since February 2020, last reporting in July 2026. The lease carries 2 wells, so these are lease totals, not this well alone.
Operator of record
Midland, TX · P-5 Y, filed Mar 4, 2026 · 5,231 permits on file · (855) 247-5920
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 | Guidon Energy Mgmt Services LLCOct 29, 2019 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 10,500
- total depth, ft
- 3
- permits on file
- Oct 29, 2019
- last permit issued
- Feb 4, 2021
- completed
- 358K
- cumulative oil, bbl
- 1.2M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Feb 2020 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Feb 4, 2021
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: X
Surface location
32.356830, -101.867971
OpenStreetMap → · Google Maps →
Permit surface location from the RRC GIS record, in Martin 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; they carry 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Walker 14-11 (Alloc-5NH) O-10-54860 | Spraberry (Trend Area) | Diamondback E&P LLC | 2 | 358K | 1.2M | Feb 2020 – Jul 2026 |
Oil, barrels lease total
Last 12 months 17,039 · prior 12 30,537(-44%)
Gas, mcf lease total
Last 12 months 76,095 · prior 12 170,853(-55%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Diamondback E&P LLCJan 2021 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 858310-97 | Drill | Diamondback E&P LLC | Jun 18, 2026 | Oct 29, 2019 | Oct 2, 2020 | 9,035 |
| 858310-98 | Drill | Diamondback E&P LLC | May 21, 2021 | Oct 29, 2019 | Oct 2, 2020 | 9,035 |
| 858310-99 | Drill | Guidon Energy Mgmt Services LLC | Oct 22, 2019 | Oct 29, 2019 | Dec 18, 2019 | 10,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-54860 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,697 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Santa Rosa | 1,128 | 1,569 |
| Santa Rosa | 1,150 | 1,547 |
| Yates | 2,386 | 311 |
| Yates | 2,394 | 303 |
| Queen | 3,354 | -657 |
| Queen | 3,362 | -665 |
| Grayburg | 3,777 | -1,080 |
| Grayburg | 3,790 | -1,093 |
| San AndresSAN ANDRES - ACTIVE CO2 FLOOD; H | 3,967 | -1,270 |
| San AndresSAN ANDRES - ACTIVE CO2 FLOOD; H | 4,080 | -1,383 |
| Spraberry | 7,297 | -4,600 |
| Spraberry | 7,299 | -4,602 |
| Dean | 8,644 | -5,947 |
| Dean | 8,645 | -5,948 |
| Wolfcamp | 8,864 | -6,167 |
| Wolfcamp | 8,865 | -6,168 |
| Cisco | — | — |
| Pennsylvanian | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 9,270 | 17,214 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 1,438 | 17.5 | 1,285 S |
| 9.625 | 6,216 | 12.25 | 1,005 S |
| 5.5 | 17,318 | 8.75 | 1,870 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 14, 2026 | Jun 10, 2026 | — |
| 00 | Jun 2, 2021 | May 13, 2021 | Yes |
| 00 | Oct 20, 2020 | Sep 24, 2020 | — |
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 42-317-42657 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-317-42657 → 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.
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.
Walker 14-11 (Alloc -4NH)42-317-42653
0.0 KM · Guidon Energy Mgmt Services LLC · Section with this well →
| Santa Rosa | 1,112 | 1,585 |
| Yates | 2,385 | 312 |
| Queen | 3,352 | -655 |
| Grayburg | 3,782 | -1,085 |
| San Andres | 3,971 | -1,274 |
| Spraberry | 7,297 | -4,600 |
| Dean | 8,648 | -5,951 |
| Wolfcamp | 8,861 | -6,164 |
10 TOPS · FIRST 8
Walker 14-11 (Alloc-3NH)42-317-42652
0.0 KM · Guidon Energy Mgmt Services LLC · Section with this well →
| Cisco | 1 | 2,696 |
| Santa Rosa | 1,118 | 1,579 |
| Yates | 2,380 | 317 |
| Queen | 3,348 | -651 |
| Grayburg | 3,775 | -1,078 |
| San Andres | 3,975 | -1,278 |
| Spraberry | 7,297 | -4,600 |
| Dean | 8,655 | -5,958 |
10 TOPS · FIRST 8
Walker 14-11 (Alloc-3NH)42-317-42651
0.0 KM · Guidon Energy Mgmt Services LLC · Section with this well →
| Santa Rosa | 1,111 | 1,586 |
| Yates | 2,372 | 325 |
| Queen | 3,338 | -641 |
| Grayburg | 3,764 | -1,067 |
| San Andres | 3,971 | -1,274 |
| Spraberry | 7,288 | -4,591 |
| Dean | 8,651 | -5,954 |
| Wolfcamp | 8,848 | -6,151 |
10 TOPS · FIRST 8
Shark 14-23 (Alloc-2SH)42-317-41705
0.3 KM · Guidon Energy Mgmt Services LLC · Section with this well →
| Santa Rosa | 1,225 | 1,486 |
| Yates | 2,494 | 217 |
| Queen | 3,459 | -748 |
| Grayburg | 3,886 | -1,175 |
| San Andres | 4,062 | -1,351 |
| Spraberry | 7,389 | -4,678 |
| Pennsylvanian | — | |
| Wolfcamp | — |
10 TOPS · FIRST 8
Shark 14-23 (Alloc-2SH)42-317-41704
0.4 KM · Guidon Energy Mgmt Services LLC · Section with this well →
| Santa Rosa | 1,133 | 1,578 |
| Yates | 2,403 | 308 |
| Queen | 3,367 | -656 |
| Grayburg | 3,791 | -1,080 |
| San Andres | 3,967 | -1,256 |
| Spraberry | 7,316 | -4,605 |
| Cisco | — | |
| Dean | — |
10 TOPS · FIRST 8
Shark 14-23 (Alloc-2SH)42-317-41702
0.4 KM · Guidon Energy Mgmt Services LLC · Section with this well →
| Santa Rosa | 1,146 | 1,565 |
| Yates | 2,395 | 316 |
| Queen | 3,369 | -658 |
| Grayburg | 3,792 | -1,081 |
| San Andres | 3,974 | -1,263 |
| Spraberry | 7,321 | -4,610 |
| Cisco | — | |
| Wolfcamp | — |
10 TOPS · FIRST 8
Walker 14-11 (Alloc-7NH)42-317-42660
0.5 KM · Guidon Energy Mgmt Services LLC · Section with this well →
| Santa Rosa | 1,098 | 1,590 |
| Yates | 2,356 | 332 |
| Queen | 3,323 | -635 |
| Grayburg | 3,734 | -1,046 |
| San Andres | 3,964 | -1,276 |
| Spraberry | 7,274 | -4,586 |
| Dean | 8,611 | -5,923 |
| Wolfcamp | 8,840 | -6,152 |
10 TOPS · FIRST 8
Walker 14-11 (Alloc-6NH)42-317-42658
0.5 KM · Guidon Energy Mgmt Services LLC · Section with this well →
| Santa Rosa | 1,068 | 1,620 |
| Yates | 2,337 | 351 |
| Queen | 3,303 | -615 |
| Grayburg | 3,720 | -1,032 |
| San Andres | 3,967 | -1,279 |
| Spraberry | 7,254 | -4,566 |
| Dean | 8,597 | -5,909 |
| Wolfcamp | 8,823 | -6,135 |
10 TOPS · FIRST 8
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/31742657, documented in the API reference.