42-329-45235

PRODUCING Horizontal

DONELSON-ERWIN 10B

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

Permits

1

Max Depth

9,648 ft

First Permit

2021-11-12

Latest Activity

2021-11-12

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2022-06-16

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2022-02

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 2,663 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 840 ft+1,823 ft
RUSTLER 1,441 ft+1,222 ft
YATES 2,243 ft+420 ft
SEVEN RIVERS 2,472 ft+191 ft
QUEEN 3,114 ft-451 ft
GRAYBURG 3,617 ft-954 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)3,826 ft-1,163 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)4,995 ft-2,332 ft
CLEARFORK (Clear Fork)5,974 ft-3,311 ft
SPRABERRY 6,998 ft-4,335 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
42-329-45234 DONELSON-ERWIN 10A · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 848'Rustler 1,446'Yates 2,243'Seven Rivers 2,470'Queen 3,116'Queen 3,117'Grayburg 3,611'San Andres 3,819'Clear Fork 5,987'Spraberry 7,006'Glorieta
42-329-45236 DONELSON-ERWIN 10C · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 847'Rustler 1,438'Yates 2,236'Seven Rivers 2,469'Queen 3,096'Grayburg 3,629'San Andres 3,842'Clear Fork 5,976'Spraberry 6,988'Glorieta
42-173-38583 DONELSON-ERWIN 10D · PIONEER NATURAL RES. USA, INC.
0.1 mi
Santa Rosa 812'Rustler 1,429'Yates 2,228'Seven Rivers 2,463'Queen 3,116'Grayburg 3,629'San Andres 3,846'San Andres 4,981'Clear Fork 5,967'Spraberry 6,986'Glorieta
42-173-38584 DONELSON-ERWIN 10E · PIONEER NATURAL RES. USA, INC.
0.1 mi
Santa Rosa 806'Rustler 1,430'Yates 2,223'Seven Rivers 2,461'Queen 3,124'Grayburg 3,632'San Andres 3,830'Clear Fork 5,967'Spraberry 6,994'Glorieta
42-173-38585 DONELSON-ERWIN 10F · PIONEER NATURAL RES. USA, INC.
0.1 mi
Santa Rosa 842'Rustler 1,426'Yates 2,232'Seven Rivers 2,465'Queen 3,121'Grayburg 3,611'San Andres 3,821'Clear Fork 5,978'Spraberry 6,999'Spraberry 7,258'Glorieta
42-173-38586 DONELSON-ERWIN 10G · PIONEER NATURAL RES. USA, INC.
0.1 mi
Santa Rosa 850'Rustler 1,423'Yates 2,223'Seven Rivers 2,469'Queen 3,126'Grayburg 3,606'San Andres 3,809'Clear Fork 5,979'Spraberry 7,005'Glorieta
42-173-38587 DONELSON-ERWIN 10H · PIONEER NATURAL RES. USA, INC.
0.1 mi
Santa Rosa 843'Rustler 1,425'Yates 2,227'Seven Rivers 2,465'Queen 3,121'Grayburg 3,597'San Andres 3,804'Clear Fork 5,981'Spraberry 7,001'Glorieta
42-329-47148 FISCHER-ERWIN 10K · PIONEER NATURAL RES. USA, INC.
0.4 mi
Santa Rosa 1,109'Rustler 1,309'Yates 2,253'Seven Rivers 2,490'Queen 3,142'Grayburg 3,643'San Andres 3,764'Clear Fork 5,995'Spraberry 7,027'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
8,386–18,367 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,349 ft1,350 sx
9.625"5,316 ft1,395 sx
5.5"18,392 ft920 sx

Permit History (1)

Applications (1)

#873542 A PIONEER NATURAL RES. USA, INC.
received 2021-10-11

Records & Logs

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

W-2/G-1 2022-08-18
W-2/G-1 2022-07-01 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 32.031222
Lon -101.776663

Well Details

Well Number
2H
Max Depth
9,648 ft
Drill Type
Horizontal
County
MIDLAND
District
8
Completed
2022-06-16

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