42-383-41620

PRODUCING Horizontal

ALDWELL K R 40

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

Permits

2

Max Depth

10,425 ft

First Permit

2023-12-05

Latest Activity

2023-12-05

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2024-07-14

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2015-02

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 (11) Elevation 2,638 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 876 ft+1,762 ft
RUSTLER 1,192 ft+1,446 ft
YATES 2,045 ft+593 ft
SEVEN RIVERS 2,325 ft+313 ft
QUEEN 2,866 ft-228 ft
GRAYBURG 3,389 ft-751 ft
SAN ANDRES - SALTWATER FLOW, POS (San Andres)3,575 ft-937 ft
CLEARFORK (Clear Fork)5,588 ft-2,950 ft
SPRABERRY 6,512 ft-3,874 ft
DEAN 7,874 ft-5,236 ft
WOLFCAMP 8,050 ft-5,412 ft

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
42-383-41621 ALDWELL K R 40 · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 876'Rustler 1,186'Yates 2,033'Seven Rivers 2,324'Queen 2,861'Grayburg 3,408'San Andres 3,564'Clear Fork 5,575'Spraberry 6,500'Dean 7,883'Wolfcamp 8,064'
42-383-41617 ALDWELL-BIRD 10C · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 876'Rustler 1,185'Yates 2,038'Seven Rivers 2,329'Queen 2,886'Grayburg 3,377'San Andres 3,560'Clear Fork 5,585'Spraberry 6,490'Dean 7,867'Wolfcamp 8,046'
42-383-41619 ALDWELL-BIRD 10G · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 876'Rustler 1,185'Yates 2,037'Seven Rivers 2,325'Queen 2,860'Grayburg 3,376'San Andres 3,563'Clear Fork 5,574'Spraberry 6,493'Dean 7,881'Wolfcamp 8,057'
42-383-40256 ALDWELL K R 40 · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 876'Rustler 1,192'Yates 2,049'Seven Rivers 2,332'Queen 2,874'Grayburg 3,384'San Andres 3,564'Clear Fork 5,569'Spraberry 6,483'Dean 7,876'Wolfcamp 8,053'
42-383-42035 ALDWELL K R 40 · PIONEER NATURAL RES. USA, INC.
0.3 mi
Queen 2,854'Grayburg 3,364'San Andres 3,566'Clear Fork 5,557'Spraberry 6,470'Dean 7,867'Wolfcamp 8,041'Strawn Ellenburger Fusselman
42-383-42034 ALDWELL K R 40 · PIONEER NATURAL RES. USA, INC.
0.3 mi
Queen 2,859'Grayburg 3,362'San Andres 3,571'Clear Fork 5,578'Spraberry 6,485'Wolfcamp 8,055'Strawn Fusselman Ellenburger
42-383-42033 ALDWELL K R 40 · PIONEER NATURAL RES. USA, INC.
0.3 mi
Queen 2,847'Grayburg 3,350'San Andres 3,580'Clear Fork 5,575'Spraberry 6,476'Ellenburger Strawn Fusselman
42-383-42036 ALDWELL K R 40 · PIONEER NATURAL RES. USA, INC.
0.3 mi
Queen 2,858'Grayburg 3,374'San Andres 3,575'Clear Fork 5,572'Spraberry 6,482'Wolfcamp 8,056'Strawn Fusselman Ellenburger

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
8,804–19,185 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,109 ft1,300 sx
9.625"4,939 ft960 sx
5.5"19,210 ft1,098 sx

Permit History (2)

Applications (2)

#895584 A PIONEER NATURAL RES. USA, INC.
received 2024-01-23
#895584 A PIONEER NATURAL RES. USA, INC.
received 2023-11-29

Records & Logs

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

W-2/G-1 2024-09-09
W-2/G-1 2024-04-16 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 31.450090
Lon -101.704077

Well Details

Well Number
205H
Max Depth
10,425 ft
Drill Type
Horizontal
County
REAGAN
District
7
Completed
2024-07-14

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