42-227-40270

SHUT IN Horizontal

WILLIAMS 21 C

HOWARD County · District 8 · DIAMONDBACK E&P LLC · SPRABERRY (TREND AREA)

Permits

1

Max Depth

9,425 ft

First Permit

2019-07-26

Latest Activity

2019-07-26

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2023-03-09

Shut-In

Plugged

P-5 Org Status: X

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2018-02

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 (10) Elevation 2,552 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YATES 1,928 ft+624 ft
SEVEN RIVERS 2,053 ft+499 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)3,431 ft-879 ft
GLORIETA 4,254 ft-1,702 ft
CLEARFORK - SEVERE WATER FLOWS (Clear Fork)4,862 ft-2,310 ft
SPRABERRY 6,597 ft-4,045 ft
DEAN 7,871 ft-5,319 ft
WOLFCAMP 8,023 ft-5,471 ft
COLEMAN JUNCTION
LEONARD

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
42-227-40269 WILLIAMS 21 C · DIAMONDBACK E&P LLC
0.0 mi
Yates 1,943'Seven Rivers 2,028'San Andres 3,410'Glorieta 4,230'Clear Fork 4,860'Spraberry 6,585'Wolfcamp Dean Coleman Junction Leonard
42-227-40268 WILLIAMS 21 B · DIAMONDBACK E&P LLC
0.0 mi
Yates 1,943'Seven Rivers 2,045'San Andres 3,415'Glorieta 4,243'Clear Fork 4,862'Spraberry 6,596'Dean 7,880'Wolfcamp 8,018'Santa Rosa Wolfcamp Leonard Rustler +1 more
42-227-40267 WILLIAMS 21 B · DIAMONDBACK E&P LLC
0.0 mi
Yates 1,930'Seven Rivers 2,028'San Andres 3,411'Glorieta 4,223'Glorieta 4,229'Clear Fork 4,843'Spraberry 6,598'Leonard Wolfcamp Dean Coleman Junction
42-227-39174 WILLIAMS 21 C · DIAMONDBACK E&P LLC
0.1 mi
Yates 1,924'Seven Rivers 2,099'San Andres 3,684'Glorieta 4,255'Clear Fork 4,874'Spraberry 6,632'Leonard 7,550'Dean 7,906'Wolfcamp 8,092'Coleman Junction
42-227-39175 WILLIAMS 21 B · DIAMONDBACK E&P LLC
0.1 mi
Yates 1,923'Seven Rivers 2,102'San Andres 3,684'Glorieta 4,245'Clear Fork 4,872'Spraberry 6,629'Leonard 7,543'Dean 7,894'Wolfcamp 8,031'Coleman Junction
42-227-39176 WILLIAMS 21 A · DIAMONDBACK E&P LLC
0.1 mi
Yates 1,925'Seven Rivers 2,098'San Andres 3,668'Glorieta 4,218'Clear Fork 4,860'Spraberry 6,620'Leonard 7,537'Dean 7,890'Wolfcamp 8,050'Coleman Junction
42-227-41839 DEMON DEACON 22-25 D · BIRCH OPERATIONS, INC.
0.2 mi
Santa Rosa 840'Rustler 1,258'Yates 1,938'Seven Rivers 2,071'San Andres 3,423'Glorieta 4,571'Clear Fork 4,856'Spraberry 6,596'Leonard 7,085'Dean 7,874'
42-227-42522 DEMON DEACON 22-25 E · BIRCH OPERATIONS, INC.
0.6 mi
Santa Rosa 807'Rustler 1,257'Yates 1,933'Seven Rivers 2,071'San Andres 3,422'Glorieta 4,529'Clear Fork 4,828'Spraberry 6,598'Dean 7,866'Leonard

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
8,705–18,604 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"443 ft730 sx
9.625"7,922 ft830 sx
5.5"18,719 ft3,265 sx

Permit History (1)

Applications (1)

#855085 A DIAMONDBACK E&P LLC
received 2019-07-15

Records & Logs

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

W-2/G-1 2023-03-16
W-2/G-1 2023-01-05
W-2/G-1 2020-06-22 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 32.368289
Lon -101.662527

Well Details

Well Number
3WB
Max Depth
9,425 ft
Drill Type
Horizontal
County
HOWARD
District
8
Completed
2023-03-09

Operator

Location
MIDLAND
P-5 Status
X (filed 2026-05-04)
Cum Oil (all leases)
986,290,193 bbl
Cum Gas (all leases)
41,995,553 mcf
Activities
GTHS/C, GTHS/O, OPRS/G, OPRS/O
Total Permits
4,969