WELL · 42-317-40680 · DISTRICT 8

Vineyard HZ B Unit #0601LS

Y

Martin County · Spraberry (Trend Area) field · Producing  · Horizontal

Vineyard HZ B Unit #0601LS (API 42-317-40680) is a horizontal well in Martin County operated by Diamondback E&P LLC, completed October 26, 2017 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit (amended twice), issued February 3, 2017, permitted to 9,500 ft.

It was permitted by Ajax Resources, LLC and has since transferred to Diamondback E&P LLC on the wellbore schedule.

Completion filings report 8 formation tops, including Santa Rosa, Yates, Queen, Grayburg.

Its lease has reported 2.32M barrels of oil and 1.73M mcf of gas since October 2017, last reporting in July 2026. The lease carries 5 wells, so these are lease totals, not this well alone.

Operator of record

Diamondback E&P LLC

Permitted by Ajax Resources, 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 scheduleDiamondback E&P LLC
Production reportsDiamondback E&P LLCthrough Apr 2026
Latest permitAjax Resources, LLCFeb 3, 2017

The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.

9,500
total depth, ft
3
permits on file
Feb 3, 2017
last permit issued
Oct 26, 2017
completed
2.32M
cumulative oil, bbl
1.73M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Oct 2017 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Oct 26, 2017
Shut in
—
Plugged
—

Operator's P-5 on the schedule: X

Surface location

32.522939, -102.178203

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 5 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Vineyard HZ B Unit O-10-49874Spraberry (Trend Area)Diamondback E&P LLC52.32M1.73MOct 2017 – Jul 2026

Oil, barrels lease total

Last 12 months 233,110 · prior 12 389,082(-40%)

020K40K60K202420252026

Gas, mcf lease total

Last 12 months 302,280 · prior 12 300,288(+1%)

020K40K202420252026

Chain of custody

Every operator that reported production on this well's lease, in order.

  1. 1Ajax Resources, LLCOct 2017 → Oct 2018
  2. 2Diamondback E&P LLCNov 2018 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
822454-97DrillAjax Resources, LLCFeb 26, 2018Feb 3, 2017Apr 4, 20179,184
822454-98DrillAjax Resources, LLCMar 28, 2017Feb 3, 2017Apr 4, 20179,500
822454-99DrillAjax Resources, LLCJan 25, 2017Feb 3, 2017—9,500

Completions

CompletedLeaseFieldOperatorStatusDepth
—— O-10-49874————

Formation tops

As filed on W-2/G-1. Subsea from 2,924 ft elevation.Download CSV →

FormationMD ftSubsea
Santa Rosa1,0001,924
Yates2,700224
Queen4,100-1,176
Grayburg4,300-1,376
San AndresSAN ANDRES - ACTIVE CO2 FLOOD; H4,573-1,649
Clear ForkCLEARFORK6,407-3,483
Spraberry8,247-5,323
SpraberryLOWER SPRABERRY8,971-6,047
SpraberryLOWER SPRABERRY SHALE9,147-6,223
Cisco——

Perforations

Perforated and open-hole intervals.

FromToType
9,90920,943Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
13.3751,84517.51,578 S
9.6256,34812.51,288 S
5.521,1188.753,733 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 →

SuffixFiledW-2 / G-1 dateLogs referenced
00Jun 1, 2018Mar 14, 2018Yes

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.

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.

Open the cross-section →

Vineyard HZ B Unit42-317-40786

0.0 KM · Ajax Resources, LLC · Section with this well →

Santa Rosa1,0001,926
Yates2,700226
Queen4,100-1,174
Grayburg4,300-1,374
San Andres4,605-1,679
Clear Fork6,407-3,481
Spraberry8,279-5,353
Dean9,520-6,594

10 TOPS · FIRST 8

Vineyard HZ B Unit42-317-40881

0.0 KM · Ajax Resources, LLC · Section with this well →

San Andres4,605-1,679
Clear Fork6,407-3,481
Spraberry8,279-5,353
Spraberry8,806-5,880
Yates—
Cisco—
Dean—
Grayburg—

10 TOPS · FIRST 8

UL Davis Creek 15-29 D42-317-45699

2.1 KM · Diamondback E&P LLC · Section with this well →

Dean—
Cisco—
Grayburg—
Pennsylvanian—
Queen—
San Andres—
Santa Rosa—
Spraberry—

10 TOPS · FIRST 8

UL Davis Creek 15-28 A42-317-45698

2.1 KM · Diamondback E&P LLC · Section with this well →

Yates—
Cisco—
Dean—
Grayburg—
Pennsylvanian—
Queen—
San Andres—
Santa Rosa—

10 TOPS · FIRST 8

UL Davis Creek 15-28 B42-317-46226

2.1 KM · Diamondback E&P LLC · Section with this well →

Cisco—
Yates—
Dean—
Grayburg—
Pennsylvanian—
Queen—
San Andres—
Santa Rosa—

10 TOPS · FIRST 8

UL Davis Creek 15-29 C42-317-45700

2.1 KM · Diamondback E&P LLC · Section with this well →

Cisco—
Dean—
Grayburg—
Pennsylvanian—
Queen—
San Andres—
Santa Rosa—
Spraberry—

10 TOPS · FIRST 8

UL Davis Creek 15-29 A42-317-45702

2.1 KM · Diamondback E&P LLC · Section with this well →

Ellenburger—
Fusselman—
Grayburg—
Precambrian (Undifferentiated)—
Queen—
San Andres—
Santa Rosa—
Silurian (undifferentiated)—

10 TOPS · FIRST 8

UL Davis Creek 15-29 B42-317-45701

2.2 KM · Diamondback E&P LLC · Section with this well →

Yates—
Wolfcamp—
Spraberry—
Santa Rosa—
San Andres—
Queen—
Pennsylvanian—
Grayburg—

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/31740680, documented in the API reference.