42-329-44661

PRODUCING Horizontal

THUNDERBIRD CC 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

2022-04-02

Shut-In

Plugged

P-5 Org Status: Active

!

EWA / Permit operator mismatch

Scheduling: PIONEER NATURAL RES. USA INC. ≠ Permit: DE3 OPERATING LLC

Resolved via: productionPIONEER NATURAL RES. USA, INC.

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2021-12

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 (12) Elevation 2,739 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 1,325 ft+1,414 ft
RUSTLER 1,736 ft+1,003 ft
YATES 2,579 ft+160 ft
SEVEN RIVERS 2,831 ft-92 ft
QUEEN 3,532 ft-793 ft
GRAYBURG 3,995 ft-1,256 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)4,275 ft-1,536 ft
CLEARFORK (Clear Fork)6,559 ft-3,820 ft
SPRABERRY 7,445 ft-4,706 ft
SPRABERRY 7,447 ft-4,708 ft
GLORIETA
SEVEN RIVERS

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
42-329-44662 THUNDERBIRD F 50-51 · PIONEER NATURAL RES. USA, INC.
0.0 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
42-329-44660 THUNDERBIRD F 50-51 · PIONEER NATURAL RES. USA, INC.
0.0 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
42-329-44352 THUNDERBIRD D 50-51 · DE3 OPERATING LLC
0.1 mi
Santa Rosa 1,000'Rustler 1,762'Yates 2,571'Seven Rivers 2,786'Queen 3,431'Grayburg 3,996'San Andres 4,230'Glorieta 5,243'Clear Fork 6,596'Spraberry 7,430'
42-329-44351 THUNDERBIRD D 50-51 · DE3 OPERATING LLC
0.1 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'
42-329-44353 THUNDERBIRD C 50-51 · DE3 OPERATING LLC
0.1 mi
Santa Rosa 1,000'Rustler 1,762'Yates 2,569'Seven Rivers 2,790'Queen 3,432'Grayburg 3,996'San Andres 4,232'Glorieta 5,256'Clear Fork 6,590'Spraberry 7,430'
42-329-44664 THUNDERBIRD G 50-51 · PIONEER NATURAL RES. USA, INC.
0.1 mi
Santa Rosa 1,311'Santa Rosa 1,337'Rustler 1,623'Rustler 1,702'Yates 2,564'Yates 2,565'Seven Rivers 2,821'Seven Rivers 2,822'Queen 3,518'Grayburg 3,983'San Andres 4,256'Clear Fork 6,552' +2 more
42-329-44682 THUNDERBIRD RC F 50-51 · PIONEER NATURAL RES. USA, INC.
0.1 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'Seven Rivers +7 more
42-329-44681 THUNDERBIRD RC FF 50-51 · PIONEER NATURAL RES. USA, INC.
0.1 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

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
8,074–18,055 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,543 ft1,650 sx
9.625"6,790 ft1,678 sx
5.5"18,075 ft2,381 sx

Permit History (2)

Applications (2)

#867422 A PIONEER NATURAL RES. USA, INC.
received 2021-09-23
#867422 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 2022-07-20
W-2/G-1 2022-06-22 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 32.020116
Lon -101.922959

Well Details

Well Number
4206H
Max Depth
10,360 ft
Drill Type
Horizontal
County
MIDLAND
District
8
Completed
2022-04-02

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