42-383-41288

PRODUCING Horizontal

ALDWELL M R40

REAGAN County · District 7 · PIONEER NATURAL RES. USA INC. · SPRABERRY (TREND AREA) R 40 EXC

Permits

2

Max Depth

10,397 ft

First Permit

2023-01-04

Latest Activity

2023-01-04

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2024-03-29

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2017-04

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 (14) Elevation 2,695 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 706 ft+1,989 ft
RUSTLER 1,242 ft+1,453 ft
YATES 2,045 ft+650 ft
SEVEN RIVERS 2,358 ft+337 ft
QUEEN 2,815 ft-120 ft
GRAYBURG 3,372 ft-677 ft
SAN ANDRES - SALTWATER FLOW, POS (San Andres)3,516 ft-821 ft
CLEARFORK (Clear Fork)5,537 ft-2,842 ft
SPRABERRY 6,479 ft-3,784 ft
DEAN 7,866 ft-5,171 ft
WOLFCAMP 8,044 ft-5,349 ft
ELLENBURGER
FUSSELMAN
STRAWN

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
42-383-41289 ALDWELL M R40 · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 706'Rustler 1,238'Yates 2,044'Seven Rivers 2,359'Queen 2,816'Grayburg 3,372'San Andres 3,522'Clear Fork 5,536'Spraberry 6,476'Dean 7,859'Wolfcamp 8,039'Strawn +2 more
42-383-41290 ALDWELL M R40 · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 706'Rustler 1,243'Yates 2,045'Seven Rivers 2,359'Queen 2,814'Grayburg 3,367'San Andres 3,523'Clear Fork 5,538'Spraberry 6,483'Dean 7,872'Wolfcamp 8,050'Strawn
42-383-41291 ALDWELL K R 40 · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 706'Rustler 1,253'Yates 2,045'Seven Rivers 2,357'Queen 2,817'Grayburg 3,367'San Andres 3,519'Clear Fork 5,547'Spraberry 6,494'Dean 7,879'Strawn Ellenburger +1 more
42-383-41296 ALDWELL K R 40 · PIONEER NATURAL RES. USA, INC.
0.0 mi
Rustler 1,227'Seven Rivers 2,358'Queen 2,815'Grayburg 3,362'San Andres 3,519'Clear Fork 5,558'Spraberry 6,495'Dean 7,888'Wolfcamp 8,087'Strawn Ellenburger Fusselman
42-383-42134 ALDWELL K R 40 · PIONEER NATURAL RES. USA, INC.
1.4 mi
Queen 2,847'Grayburg 3,350'San Andres 3,580'Clear Fork 5,575'Spraberry 6,476'Wolfcamp 8,048'Fusselman Ellenburger Strawn
42-383-42037 ALDWELL K R 40 · PIONEER NATURAL RES. USA, INC.
1.4 mi
Queen 2,853'Grayburg 3,371'San Andres 3,570'Clear Fork 5,570'Spraberry 6,487'Wolfcamp 8,042'Ellenburger Strawn Fusselman
42-383-42032 ALDWELL K R 40 · PIONEER NATURAL RES. USA, INC.
1.4 mi
Queen 2,865'Grayburg 3,359'San Andres 3,562'Clear Fork 5,558'Spraberry 6,474'Wolfcamp 8,037'Strawn Ellenburger Fusselman
42-383-42036 ALDWELL K R 40 · PIONEER NATURAL RES. USA, INC.
1.4 mi
Queen 2,858'Grayburg 3,374'San Andres 3,575'Clear Fork 5,572'Spraberry 6,482'Wolfcamp 8,056'Strawn Ellenburger Fusselman

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
9,160–19,541 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,156 ft1,450 sx
9.625"4,793 ft993 sx
5.5"19,566 ft1,359 sx

Permit History (2)

Applications (2)

#886809 A PIONEER NATURAL RES. USA, INC.
received 2024-01-23
#886809 A PIONEER NATURAL RES. USA, INC.
received 2022-12-22

Records & Logs

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

W-2/G-1 2024-06-03
W-2/G-1 2024-02-23 log on file
Completion packets + logs ↗ Wellbore filings ↗

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

Lat 31.459245
Lon -101.678007

Well Details

Well Number
101H
Max Depth
10,397 ft
Drill Type
Horizontal
County
REAGAN
District
7
Completed
2024-03-29

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