42-329-45888

PRODUCING Horizontal

LOCKLAR-BONNIE 26S

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

Permits

1

Max Depth

9,515 ft

First Permit

2022-10-14

Latest Activity

2022-10-14

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2023-05-15

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2023-05

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 2,808 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 1,093 ft+1,715 ft
RUSTLER 1,697 ft+1,111 ft
YATES 2,741 ft+67 ft
SEVEN RIVERS 3,056 ft-248 ft
QUEEN 3,856 ft-1,048 ft
GRAYBURG 4,378 ft-1,570 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)4,502 ft-1,694 ft
CLEARFORK (Clear Fork)6,920 ft-4,112 ft
SPRABERRY 7,779 ft-4,971 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
42-329-43111 LOCKLAR-HILL 26L UNIT · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,096'Yates 2,751'Seven Rivers 3,043'Queen 3,815'Grayburg 4,365'San Andres 4,480'Clear Fork 6,918'Spraberry 7,780'Spraberry 9,153'Glorieta
42-329-43106 LOCKLAR-HILL 26U UNIT · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,086'Yates 2,751'Seven Rivers 3,053'Queen 3,825'Grayburg 4,382'San Andres 4,479'Clear Fork 6,921'Spraberry 7,788'Spraberry 9,147'Glorieta
42-329-43109 LOCKLAR-HILL 26L UNIT · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,091'Yates 2,744'Seven Rivers 3,050'Queen 3,821'Grayburg 4,380'San Andres 4,489'Clear Fork 5,917'Spraberry 7,785'Spraberry 9,142'Glorieta
42-329-43107 LOCKLAR-HILL 26U UNIT · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,088'Yates 2,750'Seven Rivers 3,045'Queen 3,814'Grayburg 4,365'San Andres 4,489'Clear Fork 6,918'Spraberry 7,785'Spraberry 9,143'Glorieta
42-329-43110 LOCKLAR-HILL 26L UNIT · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,093'Yates 2,751'Seven Rivers 3,049'Queen 3,798'Grayburg 4,358'San Andres 4,493'Clear Fork 6,915'Spraberry 7,779'Spraberry 9,142'Glorieta
42-329-43108 LOCKLAR-HILL 26U UNIT · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,094'Yates 2,749'Seven Rivers 3,049'Queen 3,795'Grayburg 4,354'San Andres 4,486'Clear Fork 6,913'Spraberry 7,778'Spraberry 9,140'Glorieta
42-329-45843 ARICK-SIMMS 26D · PIONEER NATURAL RES. USA, INC.
0.5 mi
Santa Rosa 1,045'Rustler 1,713'Yates 2,745'Seven Rivers 3,062'Queen 3,762'Grayburg 4,286'San Andres 4,444'Clear Fork 6,900'Spraberry 7,769'Glorieta
42-329-45850 ARICK-SIMMS 26J · PIONEER NATURAL RES. USA, INC.
0.5 mi
Santa Rosa 1,045'Rustler 1,723'Yates 2,744'Seven Rivers 3,049'Queen 3,754'Grayburg 4,351'San Andres 4,455'Clear Fork 6,896'Spraberry 7,763'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
8,302–25,199 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,559 ft1,700 sx
9.625"6,124 ft1,445 sx
5.5"25,223 ft1,325 sx

Permit History (1)

Applications (1)

#883484 A PIONEER NATURAL RES. USA, INC.
received 2022-08-29

Records & Logs

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

W-2/G-1 2023-08-09
W-2/G-1 2023-06-27 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 31.926156
Lon -102.054989

Well Details

Well Number
19H
Max Depth
9,515 ft
Drill Type
Horizontal
County
MIDLAND
District
8
Completed
2023-05-15

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