42-329-44664

PRODUCING Horizontal

THUNDERBIRD G 50-51

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

Permits

2

Max Depth

10,360 ft

First Permit

2021-02-04

Latest Activity

2021-02-04

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2022-04-04

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2022-01

Last Production

2026-07

Operator History

originally filed by DE3 OPERATING LLC — asset transferred

Lease Production

Production is reported at the lease level. View production data, decline curves, and history on the lease page.

Formation Tops (14) Elevation 2,737 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 1,311 ft+1,426 ft
SANTA ROSA 1,337 ft+1,400 ft
RUSTLER 1,623 ft+1,114 ft
RUSTLER 1,702 ft+1,035 ft
YATES 2,564 ft+173 ft
YATES 2,565 ft+172 ft
SEVEN RIVERS 2,821 ft-84 ft
SEVEN RIVERS 2,822 ft-85 ft
QUEEN 3,518 ft-781 ft
GRAYBURG 3,983 ft-1,246 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)4,256 ft-1,519 ft
CLEARFORK (Clear Fork)6,552 ft-3,815 ft
SPRABERRY 7,438 ft-4,701 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
42-329-44665 THUNDERBIRD GG 50-51 · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,297'Santa Rosa 1,337'Rustler 1,600'Rustler 1,702'Yates 2,562'Seven Rivers 2,826'Queen 3,521'Grayburg 3,981'San Andres 4,263'Clear Fork 6,227'Clear Fork 6,527'Spraberry 7,414' +1 more
42-329-44682 THUNDERBIRD RC F 50-51 · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,290'Santa Rosa 1,337'Rustler 1,673'Rustler 1,702'Yates 2,569'Seven Rivers 2,824'Queen 3,519'Grayburg 3,994'San Andres 5,514'Clear Fork 6,564'Spraberry 7,443'San Andres +7 more
42-329-44681 THUNDERBIRD RC FF 50-51 · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,292'Santa Rosa 1,336'Rustler 1,672'Yates 2,566'Seven Rivers 2,833'Queen 3,523'Grayburg 3,987'San Andres 4,264'San Andres 5,509'Clear Fork 6,529'Spraberry 7,419'Glorieta
42-329-44683 RIVERCREST WEST A 51 · DE3 OPERATING LLC
0.0 mi
Santa Rosa 1,290'Rustler Glorieta Queen Spraberry San Andres Clear Fork Grayburg Yates Seven Rivers
42-329-44660 THUNDERBIRD F 50-51 · PIONEER NATURAL RES. USA, INC.
0.1 mi
Santa Rosa 1,315'Rustler 1,687'Yates 2,576'Seven Rivers 2,829'Queen 3,533'Grayburg 3,987'San Andres 4,268'Clear Fork 6,556'Spraberry 7,436'Glorieta
42-329-44662 THUNDERBIRD F 50-51 · PIONEER NATURAL RES. USA, INC.
0.1 mi
Santa Rosa 1,320'Rustler 1,733'Yates 2,571'Seven Rivers 2,830'Queen 3,530'Grayburg 3,993'San Andres 5,555'Clear Fork 6,574'Spraberry 7,442'Glorieta
42-329-44661 THUNDERBIRD F 50-51 · PIONEER NATURAL RES. USA, INC.
0.1 mi
Santa Rosa 1,325'Rustler 1,736'Yates 2,579'Seven Rivers 2,831'Queen 3,532'Grayburg 3,995'San Andres 4,275'Clear Fork 6,559'Spraberry 7,445'Spraberry 7,447'Glorieta Seven Rivers
42-329-44351 THUNDERBIRD D 50-51 · DE3 OPERATING LLC
0.2 mi
Santa Rosa 1,000'Rustler 1,763'Yates 2,574'Seven Rivers 2,786'Queen 3,430'Grayburg 3,997'San Andres 4,228'Glorieta 5,250'Clear Fork 6,591'Spraberry 7,429'

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
9,089–19,270 ftPerforated

Casing (4)

SizeSet DepthCement
13.625"1,669 ft1,310 sx
13.375"1,669 ft1,310 sx
9.625"5,750 ft1,524 sx
5.5"19,290 ft1,068 sx

Permit History (2)

Applications (2)

#867426 A PIONEER NATURAL RES. USA, INC.
received 2021-09-23
#867426 A DE3 OPERATING LLC
received 2021-01-29

Records & Logs

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

W-2/G-1 2022-07-11 log on file
W-2/G-1 2022-01-11

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 32.020766
Lon -101.920819

Well Details

Well Number
4307H
Max Depth
10,360 ft
Drill Type
Horizontal
County
MIDLAND
District
8
Completed
2022-04-04

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
15,466