WELL · 42-461-42665 · DISTRICT 7
Neff East N 9-45 #2414H
Upton County · Spraberry (Trend Area) field · Shut IN · Horizontal
Neff East N 9-45 #2414H (API 42-461-42665) is a horizontal well in Upton County operated by Diamondback E&P LLC, completed July 10, 2025 and listed as shut in on the RRC schedule.
The RRC has issued one drilling permit (amended 3 times), issued January 10, 2024, permitted to 10,605 ft.
It was permitted by De IV Operating, LLC and has since transferred to Diamondback E&P LLC on the wellbore schedule.
Completion filings report 9 formation tops, including Yates, Grayburg, San Andres, Spraberry.
Its lease has reported 701K barrels of oil and 1.22M mcf of gas since July 2025, last reporting in July 2026. The lease carries 3 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by DE IV Operating, LLC; the EWA schedule now lists a different operator.
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 | DE IV Operating, LLCJan 10, 2024 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 10,605
- total depth, ft
- 4
- permits on file
- Jan 10, 2024
- last permit issued
- Jul 10, 2025
- completed
- 701K
- cumulative oil, bbl
- 1.22M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jul 2025 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Jul 10, 2025
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: X
Surface location
31.589546, -102.082181
OpenStreetMap → · Google Maps →
Permit surface location from the RRC GIS record, in Upton 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 3 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Neff East N 9-45 O-9-23340 | Spraberry (Trend Area) | Diamondback E&P LLC | 3 | 701K | 1.22M | Jul 2025 – Jul 2026 |
Oil, barrels lease total
Last 12 months 701,120 · prior 12 0
Gas, mcf lease total
Last 12 months 1,223,063 · prior 12 0
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Diamondback E&P LLCJul 2025 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 896337-96 | Drill | DE IV Operating, LLC | Dec 3, 2024 | Jan 10, 2024 | Jan 7, 2025 | 10,605 |
| 896337-97 | Drill | DE IV Operating, LLC | Jun 5, 2024 | Jan 10, 2024 | — | 10,605 |
| 896337-98 | Drill | DE IV Operating, LLC | Jan 29, 2024 | Jan 10, 2024 | — | 10,605 |
| 896337-99 | Drill | DE IV Operating, LLC | Jan 4, 2024 | Jan 10, 2024 | Jan 8, 2025 | 10,605 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-9-23340 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,826 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Yates | 2,675 | 151 |
| Grayburg | 4,535 | -1,709 |
| San AndresSAN ANDRES - SALTWATER FLOW | 4,896 | -2,070 |
| Spraberry | 9,698 | -6,872 |
| Devonian | — | — |
| Ellenburger | — | — |
| Fusselman | — | — |
| Strawn | — | — |
| Wolfcamp | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,465 | 24,010 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 505 | 17.5 | 445 S |
| 9.625 | 7,539 | 12.25 | 695 S |
| 5.5 | 24,133 | 7.875 | 2,140 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 | Nov 20, 2025 | Oct 20, 2025 | 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 42-461-42665 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-461-42665 → 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.
Neff East N 9-4542-461-42664
0.0 KM · DE IV Operating, LLC · Section with this well →
| Yates | 2,675 | 150 |
| Grayburg | 4,535 | -1,710 |
| San Andres | 4,896 | -2,071 |
| Spraberry | 7,707 | -4,882 |
| Wolfcamp | 9,185 | -6,360 |
| Ellenburger | — | |
| Strawn | — | |
| Fusselman | — |
9 TOPS · FIRST 8
Neff East M 9-4542-461-42663
0.0 KM · DE IV Operating, LLC · Section with this well →
| Ellenburger | — | |
| Yates | — | |
| Wolfcamp | — | |
| Strawn | — | |
| Spraberry | — | |
| San Andres | — | |
| Grayburg | — | |
| Fusselman | — |
9 TOPS · FIRST 8
Neff East M 9-4542-461-42661
0.0 KM · DE IV Operating, LLC · Section with this well →
| Fusselman | — | |
| Yates | — | |
| Wolfcamp | — | |
| Strawn | — | |
| Spraberry | — | |
| San Andres | — | |
| Grayburg | — | |
| Ellenburger | — |
9 TOPS · FIRST 8
Neff East L 9-4542-461-42660
0.0 KM · DE IV Operating, LLC · Section with this well →
| Yates | 2,741 | 85 |
| Grayburg | 4,101 | -1,275 |
| San Andres | 5,507 | -2,681 |
| Spraberry | 7,634 | -4,808 |
| Ellenburger | — | |
| Wolfcamp | — | |
| Strawn | — | |
| Fusselman | — |
9 TOPS · FIRST 8
Neff East K 9-4542-461-42659
0.2 KM · DE IV Operating, LLC · Section with this well →
| Yates | 2,683 | 144 |
| Grayburg | 4,099 | -1,272 |
| San Andres | 5,288 | -2,461 |
| Clear Fork | 6,782 | -3,955 |
| Spraberry | 7,576 | -4,749 |
| Wolfcamp | 9,175 | -6,348 |
| Fusselman | — | |
| Ellenburger | — |
10 TOPS · FIRST 8
Neff East K 9-4542-461-42658
0.2 KM · DE IV Operating, LLC · Section with this well →
| Yates | 2,659 | 168 |
| Grayburg | 4,484 | -1,657 |
| San Andres | 4,813 | -1,986 |
| Spraberry | 7,699 | -4,872 |
| Devonian | — | |
| Wolfcamp | — | |
| Strawn | — | |
| Fusselman | — |
9 TOPS · FIRST 8
Neff East J 9-4542-461-42657
0.2 KM · DE IV Operating, LLC · Section with this well →
| Yates | 2,639 | 188 |
| Grayburg | 4,482 | -1,655 |
| San Andres | 4,753 | -1,926 |
| Clear Fork | 6,857 | -4,030 |
| Spraberry | 7,711 | -4,884 |
| Strawn | — | |
| Wolfcamp | — | |
| Fusselman | — |
10 TOPS · FIRST 8
Neff East J 9-4542-461-42656
0.2 KM · DE IV Operating, LLC · Section with this well →
| San Andres | 5,253 | -2,426 |
| Glorieta | 6,060 | -3,233 |
| Clear Fork | 6,867 | -4,040 |
| Spraberry | 7,719 | -4,892 |
| Wolfcamp | 9,190 | -6,363 |
| Yates | — | |
| Fusselman | — | |
| Devonian | — |
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/46142665, documented in the API reference.