42-329-42271

PRODUCING Horizontal

SALLY 26II

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

Permits

1

Max Depth

11,200 ft

First Permit

2018-01-31

Latest Activity

2018-01-31

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2018-10-26

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2018-10

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 2,776 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 1,072 ft+1,704 ft
YATES 2,677 ft+99 ft
SEVEN RIVERS 2,971 ft-195 ft
QUEEN 3,710 ft-934 ft
GRAYBURG 4,289 ft-1,513 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)4,449 ft-1,673 ft
CLEARFORK (Clear Fork)6,790 ft-4,014 ft
SPRABERRY 7,654 ft-4,878 ft
SPRABERRY UPPER-DEAN (Spraberry)9,033 ft-6,257 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
42-329-42270 SALLY 26HH · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,089'Yates 2,676'Seven Rivers 2,974'Queen 3,711'Grayburg 4,286'San Andres 4,447'Clear Fork 6,795'Spraberry 7,658'Spraberry 9,036'Glorieta
42-329-42268 SALLY 26GG · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,095'Yates 2,672'Seven Rivers 2,970'Queen 3,708'Grayburg 4,281'San Andres 4,444'Clear Fork 6,796'Spraberry 7,661'Spraberry 9,039'Glorieta
42-329-44641 SALLY W26N · PIONEER NATURAL RES. USA, INC.
0.1 mi
Santa Rosa 1,094'Rustler 1,630'Yates 2,690'Seven Rivers 2,987'Queen 3,721'Grayburg 4,216'San Andres 4,476'Clear Fork 6,805'Spraberry 7,669'Glorieta
42-329-44644 SALLY W26O · PIONEER NATURAL RES. USA, INC.
0.1 mi
Santa Rosa 1,097'Rustler 1,670'Yates 2,684'Seven Rivers 2,994'Queen 3,729'Grayburg 4,215'San Andres 4,490'Clear Fork 6,801'Spraberry 7,660'Glorieta
42-329-44639 SALLY W26M · PIONEER NATURAL RES. USA, INC.
0.1 mi
Santa Rosa 1,094'Rustler 1,698'Yates 2,685'Seven Rivers 2,979'Queen 3,703'Grayburg 4,196'San Andres 4,441'Clear Fork 6,726'Spraberry 7,590'Glorieta
42-329-40887 RAYBURN-BAUMANN W16P · PIONEER NATURAL RES. USA, INC.
0.1 mi
Santa Rosa 1,096'Santa Rosa 1,097'Yates 2,658'Yates 2,659'Seven Rivers 2,972'Queen 3,730'Grayburg 4,332'Grayburg 4,333'San Andres 4,554'Clear Fork 6,799'Clear Fork 6,800'Spraberry 7,652' +2 more
42-329-40888 RAYBURN-BAUMANN W16Q · PIONEER NATURAL RES. USA, INC.
0.1 mi
Santa Rosa 1,114'Santa Rosa 1,115'Yates 2,680'Seven Rivers 2,979'Queen 3,735'Grayburg 4,337'San Andres 4,555'Clear Fork 6,799'Spraberry 7,655'Spraberry 9,035'Glorieta
42-329-40889 RAYBURN-BAUMANN W16R · PIONEER NATURAL RES. USA, INC.
0.1 mi
Santa Rosa 1,089'Yates 2,663'Yates 2,664'Seven Rivers 2,966'Queen 3,766'Queen 3,767'Grayburg 4,352'San Andres 4,560'Clear Fork 6,797'Spraberry 7,649'Spraberry 9,037'Spraberry 9,038' +1 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
9,631–19,203 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,580 ft1,415 sx
9.625"6,851 ft1,255 sx
5.5"19,237 ft910 sx

Permit History (1)

Applications (1)

#835558 A PIONEER NATURAL RES. USA, INC.
received 2018-01-23

Records & Logs

1 completion filing on record · 1 with log images at RRC.

W-2/G-1 2019-02-07 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 31.931739
Lon -102.003127

Well Details

Well Number
109H
Max Depth
11,200 ft
Drill Type
Horizontal
County
MIDLAND
District
8
Completed
2018-10-26

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
15,399