42-329-45164

PRODUCING Horizontal

WILLIS-BERMAN NW33AA

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

Permits

1

Max Depth

10,642 ft

First Permit

2021-10-20

Latest Activity

2021-10-20

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2022-12-28

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2022-05

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 (13) Elevation 2,720 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 1,132 ft+1,588 ft
RUSTLER 1,643 ft+1,077 ft
YATES 2,605 ft+115 ft
SEVEN RIVERS 2,903 ft-183 ft
QUEEN 3,653 ft-933 ft
GRAYBURG 4,172 ft-1,452 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)4,362 ft-1,642 ft
CLEARFORK (Clear Fork)6,664 ft-3,944 ft
SPRABERRY 7,509 ft-4,789 ft
ATOKA
DEVONIAN
GLORIETA
MISSISSIPPIAN

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
42-329-45165 WILLIS-BERMAN NW33BB · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,132'Rustler 1,641'Yates 2,608'Seven Rivers 2,886'Queen 3,655'Grayburg 4,165'San Andres 4,353'Clear Fork 6,663'Spraberry 7,510'Glorieta
42-329-45166 WILLIS-BERMAN NW33CC · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,132'Rustler 1,648'Yates 2,604'Seven Rivers 2,908'Queen 3,652'Grayburg 4,164'San Andres 4,357'Clear Fork 6,662'Spraberry 7,507'Glorieta
42-329-45167 WILLIS-BERMAN NW33DD · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,132'Rustler 1,645'Yates 2,609'Seven Rivers 2,910'Queen 3,663'Grayburg 4,263'San Andres 4,362'Clear Fork 6,655'Spraberry 7,501'Glorieta
42-329-45168 WILLIS-BERMAN NW33EE · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,132'Rustler 1,647'Yates 2,605'Seven Rivers 2,905'Queen 3,650'Grayburg 4,155'San Andres 4,347'Clear Fork 6,659'Spraberry 7,808'Glorieta
42-329-45169 WILLIS-BERMAN NW33FF · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,132'Rustler 1,643'Yates 2,599'Seven Rivers 2,904'Queen 3,642'Grayburg 4,153'San Andres 4,346'Clear Fork 6,656'Spraberry 7,499'Glorieta
42-329-47896 ALLEDER-WELCH 33P · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 599'Rustler 1,625'Yates 2,593'Seven Rivers 2,903'Queen 3,640'Grayburg 4,155'San Andres 4,347'Clear Fork 6,655'Spraberry 7,496'Glorieta
42-329-47897 ALLEDER-WELCH 33O · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,129'Rustler 1,628'Yates 2,590'Seven Rivers 2,902'Queen 3,644'Grayburg 4,164'San Andres 4,354'Clear Fork 6,653'Spraberry 7,499'Glorieta PRECAMBRIAN (UNDIFFERENTIATED) Ellenburger +2 more
42-329-47898 ALLEDER-WELCH 33N · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,129'Rustler 1,644'Yates 2,602'Seven Rivers 2,906'Queen 3,642'Grayburg 4,165'San Andres 4,353'Clear Fork 6,662'Spraberry 7,512'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
8,873–19,203 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,543 ft1,625 sx
9.625"5,870 ft1,530 sx
5.5"19,228 ft1,023 sx

Permit History (1)

Applications (1)

#873057 A PIONEER NATURAL RES. USA, INC.
received 2021-09-23

Records & Logs

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

W-2/G-1 2023-03-13
W-2/G-1 2022-10-26 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 31.906499
Lon -101.956356

Well Details

Well Number
101H
Max Depth
10,642 ft
Drill Type
Horizontal
County
MIDLAND
District
8
Completed
2022-12-28

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