42-329-46258

PRODUCING Horizontal

WALNUT-BARRON 11D

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

Permits

1

Max Depth

10,675 ft

First Permit

2023-05-11

Latest Activity

2023-05-11

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2023-12-07

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2023-09

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 2,877 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 1,311 ft+1,566 ft
RUSTLER 1,871 ft+1,006 ft
YATES 2,987 ft-110 ft
SEVEN RIVERS 3,292 ft-415 ft
QUEEN 3,925 ft-1,048 ft
GRAYBURG 4,636 ft-1,759 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)4,803 ft-1,926 ft
CLEARFORK (Clear Fork)7,115 ft-4,238 ft
SPRABERRY 8,064 ft-5,187 ft
GLORIETA
SEVEN RIVERS

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
42-329-46257 WALNUT-BARRON 11C · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,311'Rustler 1,871'Yates 2,986'Seven Rivers 3,291'Seven Rivers 3,292'Queen 3,923'Queen 4,626'Grayburg 4,626'San Andres 4,803'Clear Fork 7,121'Spraberry 8,061'Spraberry 9,307' +1 more
42-329-46256 WALNUT-BARRON 11B · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,311'Rustler 1,871'Yates 2,988'Seven Rivers 3,291'Seven Rivers 3,292'Queen 3,926'Queen 4,633'Grayburg 4,633'San Andres 4,803'Clear Fork 7,119'Spraberry 8,073'Glorieta
42-329-46255 WALNUT-BARRON 11A · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,311'Rustler 1,871'Yates 2,984'Seven Rivers 3,291'Seven Rivers 3,292'Queen 3,926'Grayburg 4,634'San Andres 4,802'Clear Fork 7,115'Spraberry 8,077'Glorieta
42-329-46259 WALNUT-BARRON 11M · PIONEER NATURAL RES. USA, INC.
0.5 mi
Santa Rosa 1,309'Rustler 1,719'Rustler 1,869'Yates 2,977'Seven Rivers 3,291'Seven Rivers 3,292'Queen 3,908'Grayburg 4,615'San Andres 4,789'Clear Fork 7,122'Spraberry 8,055'Glorieta
42-329-46260 WALNUT-BARRON 11N · PIONEER NATURAL RES. USA, INC.
0.5 mi
Santa Rosa 1,309'Rustler 1,719'Rustler 1,869'Yates 2,981'Seven Rivers 3,291'Seven Rivers 3,292'Queen 3,909'Grayburg 4,608'San Andres 4,781'Clear Fork 7,119'Spraberry 8,046'Glorieta
42-329-46261 WALNUT-BARRON 11O · PIONEER NATURAL RES. USA, INC.
0.5 mi
Spraberry 834'Santa Rosa 1,309'Rustler 1,847'Yates 2,978'Seven Rivers 3,291'Seven Rivers 3,292'Queen 3,901'Grayburg 4,597'San Andres 4,770'Clear Fork 7,115'Spraberry 8,034'Glorieta
42-329-46262 WALNUT-BARRON 11P · PIONEER NATURAL RES. USA, INC.
0.5 mi
Santa Rosa 1,309'Rustler 1,869'Yates 2,978'Seven Rivers 3,291'Seven Rivers 3,292'Queen 4,012'Grayburg 4,592'San Andres 4,766'Clear Fork 7,106'Spraberry 8,027'Glorieta
42-329-36394 FEE 'AT' · FASKEN OIL AND RANCH, LTD.
0.8 mi
Santa Rosa 1,000'Yates 3,000'Seven Rivers 3,970'Queen 4,370'Grayburg 4,500'San Andres 4,900'Glorieta 5,750'LOWER CLEARKFORK 7,123'Clear Fork 7,123'Clear Fork 7,123'Spraberry 7,200'Spraberry 8,300' +3 more

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
10,061–20,392 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,724 ft1,800 sx
9.625"9,177 ft1,360 sx
5.5"20,413 ft2,220 sx

Permit History (1)

Applications (1)

#889729 A PIONEER NATURAL RES. USA, INC.
received 2023-04-11

Records & Logs

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

W-2/G-1 2024-02-27
W-2/G-1 2023-09-22 log on file

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

Lat 32.059470
Lon -102.203093

Well Details

Well Number
4H
Max Depth
10,675 ft
Drill Type
Horizontal
County
MIDLAND
District
8
Completed
2023-12-07

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