42-329-45459

PRODUCING Horizontal

TUBB-VAUGHN 21I

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

Permits

1

Max Depth

9,625 ft

First Permit

2022-03-22

Latest Activity

2022-03-22

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2022-10-26

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2022-10

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 (10) Elevation 2,823 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 1,113 ft+1,710 ft
RUSTLER 1,745 ft+1,078 ft
YATES 2,750 ft+73 ft
SEVEN RIVERS 3,043 ft-220 ft
QUEEN 3,802 ft-979 ft
GRAYBURG 4,343 ft-1,520 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)4,554 ft-1,731 ft
CLEARFORK (Clear Fork)6,984 ft-4,161 ft
SPRABERRY 7,839 ft-5,016 ft
GLORIETA

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
42-329-45458 TUBB-VAUGHN 21H · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,113'Rustler 1,745'Yates 2,753'Seven Rivers 3,045'Queen 3,797'Grayburg 4,336'San Andres 4,555'Clear Fork 6,984'Spraberry 7,844'Glorieta
42-329-45457 TUBB-VAUGHN 21G · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,113'Rustler 1,745'Yates 2,754'Seven Rivers 3,049'Queen 3,800'Grayburg 4,339'San Andres 4,555'Clear Fork 6,989'Spraberry 7,845'Fusselman Glorieta PRECAMBRIAN (UNDIFFERENTIATED) +4 more
42-329-40988 TUBB 21 U UNIT · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 728'Santa Rosa 895'Yates 2,767'Yates 2,809'Seven Rivers 3,060'Seven Rivers 3,134'Queen 3,817'Queen 3,910'Grayburg 4,431'Grayburg 4,551'San Andres 4,563'San Andres 4,731' +6 more
42-329-40987 TUBB 21 L UNIT · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 894'Yates 1,320'Seven Rivers 3,025'Queen 3,777'Grayburg 4,399'San Andres 4,531'Clear Fork 6,963'Spraberry 7,844'Spraberry 9,192'Wolfcamp 9,385'Glorieta
42-329-40986 TUBB 21 U UNIT · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 912'Yates 2,775'Seven Rivers 3,061'Queen 3,809'Grayburg 4,420'San Andres 4,554'Clear Fork 6,991'Spraberry 7,851'Spraberry 9,196'Grayburg 44,250'Glorieta
42-329-40985 TUBB 21 L UNIT · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 923'Yates 2,766'Yates 2,767'Seven Rivers 3,074'Seven Rivers 3,075'Queen 3,810'Queen 3,811'Grayburg 4,415'San Andres 4,562'San Andres 4,563'Clear Fork 6,999'Spraberry 7,844' +3 more
42-329-40984 TUBB 21 U UNIT · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 915'Yates 2,754'Seven Rivers 3,058'Queen 3,810'Grayburg 4,398'San Andres 4,555'Clear Fork 6,994'Spraberry 7,850'Spraberry 9,195'Yates Clear Fork San Andres +7 more
42-329-40983 TUBB 21 L UNIT · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 908'Yates 2,747'Seven Rivers 3,053'Queen 3,835'Grayburg 4,412'San Andres 4,577'Clear Fork 6,993'Spraberry 7,848'Spraberry 9,201'Glorieta

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
8,546–19,075 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,590 ft1,650 sx
9.625"6,106 ft1,465 sx
5.5"19,100 ft955 sx

Permit History (1)

Applications (1)

#877080 A PIONEER NATURAL RES. USA, INC.
received 2022-02-14

Records & Logs

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

W-2/G-1 2023-01-23
W-2/G-1 2022-11-17 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 31.934773
Lon -102.091561

Well Details

Well Number
109H
Max Depth
9,625 ft
Drill Type
Horizontal
County
MIDLAND
District
8
Completed
2022-10-26

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
15,400