42-317-44833

PRODUCING Horizontal

ROBB-STONE W34B

MARTIN County · District 8 · PIONEER NATURAL RES. USA INC. · SPRABERRY (TREND AREA)

Permits

1

Max Depth

9,974 ft

First Permit

2022-11-02

Latest Activity

2022-11-02

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2023-05-11

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2023-03

Last Production

2026-07

Lease Production

Production is reported at the lease level. View production data, decline curves, and history on the lease page.

Formation Tops (11) Elevation 2,592 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 912 ft+1,680 ft
YATES 2,017 ft+575 ft
QUEEN 2,832 ft-240 ft
GRAYBURG 3,224 ft-632 ft
SAN ANDRES - ACTIVE CO2 FLOOD; H (San Andres)3,460 ft-868 ft
TOP OF CLEARFORK (Clear Fork)5,620 ft-3,028 ft
SPRABERRY 6,678 ft-4,086 ft
DEAN 7,946 ft-5,354 ft
WOLFCAMP 8,107 ft-5,515 ft
CISCO
PENNSYLVANIAN

As reported by operators on W-2/G-1 completion filings (RRC wellbore records). Depths are measured depth; names appear as filed. Subsea = reported elevation − measured depth (negative = below sea level; vertical wellbores only). View filings & logs at RRC ↗

Offset Well Tops (nearest 8 wells with tops)

What nearby completed wells reported.

Cross-section
42-317-44834 ROBB-STONE W34D · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 912'Yates 2,014'Queen 2,818'Grayburg 3,210'San Andres 3,445'Spraberry 6,661'Dean 7,946'Wolfcamp 8,106'Cisco Pennsylvanian
42-317-44835 ROBB-STONE W34F · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 912'Yates 2,009'Queen 2,820'Grayburg 3,210'San Andres 3,445'Spraberry 6,659'Dean 7,942'Wolfcamp 8,114'Cisco Pennsylvanian
42-317-44965 ROBB-STONE E34A · PIONEER NATURAL RES. USA, INC.
0.4 mi
Santa Rosa 926'Yates 1,994'Queen 2,820'Grayburg 3,230'San Andres 3,456'Clear Fork 5,548'Spraberry 6,642'Dean 7,944'Wolfcamp 8,111'Pennsylvanian Cisco
42-317-44966 ROBB-STONE E34B · PIONEER NATURAL RES. USA, INC.
0.4 mi
Santa Rosa 926'Yates 1,997'Queen 2,818'Grayburg 3,216'San Andres 3,458'Clear Fork 5,541'Spraberry 6,634'Dean 7,934'Wolfcamp 8,095'Cisco Pennsylvanian
42-317-44967 ROBB-STONE E34C · PIONEER NATURAL RES. USA, INC.
0.4 mi
Santa Rosa 926'Yates 2,005'Queen 2,818'Grayburg 3,215'San Andres 3,456'Clear Fork 5,539'Spraberry 6,623'Dean 7,927'Wolfcamp 8,084'Cisco Pennsylvanian
42-227-41345 GEM STONE 35 · CROWNQUEST OPERATING, LLC
1.2 mi
Rustler 1,195'Yates 1,955'San Andres 3,659'Glorieta 4,538'Clear Fork 5,476'Spraberry 6,562'Dean 7,811'Santa Rosa Leonard Seven Rivers
42-227-35904 BARNETT · WTG EXPLORATION
1.4 mi
Spraberry 9,162'Spraberry 9,162'Mississippian 9,762'SILURO-DEVONIAN 10,527'Wristen 10,675'Fusselman 10,685'Fusselman 10,685'Fusselman 10,730'
42-227-41921 LULO 3661BP · OXY USA INC.
1.8 mi
Rustler 1,206'Yates 1,947'Seven Rivers 2,151'San Andres 3,650'Clear Fork 5,421'Spraberry 6,514'Dean 7,777'Santa Rosa Glorieta Leonard

Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section, including this one).

Perforations (1)

IntervalType
8,300–23,709 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,148 ft1,200 sx
9.625"5,706 ft1,413 sx
5.5"23,729 ft3,404 sx

Permit History (1)

Applications (1)

#885267 A PIONEER NATURAL RES. USA, INC.
received 2022-10-27

Records & Logs

2 completion filings on record · 1 with log images at RRC.

W-2/G-1 2023-07-06
W-2/G-1 2023-06-05 log on file
Completion packets + logs ↗ Wellbore filings ↗

Completion packets open directly (post-2011 filings include attached logs). Log images and the UL library can't be deep-linked — clicking copies the API for you to paste.

Lat 32.115624
Lon -101.705696

Well Details

Well Number
2H
Max Depth
9,974 ft
Drill Type
Horizontal
County
MARTIN
District
8
Completed
2023-05-11

Operator

Location
Y SPRING
P-5 Status
Active (filed 2025-08-01)
Cum Oil (all leases)
1,771,882,421 bbl
Cum Gas (all leases)
1,763,727,021 mcf
Activities
CSGD/G, CSGD/P, G/PUR, GTHS/G, GTHS/O, OPRS/G, OPRS/O
Total Permits
15,399