42-135-01454

Final Completion

PENWELL UNIT

ECTOR County · District 8 · CROSS TIMBERS ENERGY LLC · PENWELL

Permits

3

Max Depth

8,950 ft

First Permit

1979-06-08

Latest Activity

2025-03-21

Lifespan

46 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1990-03-13

Shut-In

Plugged

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

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 2,856 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA BASE (Santa Rosa)541 ft+2,315 ft
YATES 2,051 ft+805 ft
SEVEN RIVERS 2,266 ft+590 ft
QUEEN 3,035 ft-179 ft
GRAYBURG 3,153 ft-297 ft
SAN ANDRES 3,348 ft-492 ft
GLORIETA 4,312 ft-1,456 ft
CLEARFORK (Clear Fork)4,749 ft-1,893 ft
TUBB 5,268 ft-2,412 ft
LOWER CLEARFORK (Clear Fork)5,329 ft-2,473 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
42-135-43919 CONNELL HEIRS · CROSS TIMBERS ENERGY, LLC
0.2 mi
Santa Rosa 539'Yates 2,065'Seven Rivers 2,566'Queen 3,048'Grayburg 3,167'San Andres 3,366'Glorieta 4,329'Clear Fork 4,766'Tubb 5,278'Holt
42-135-01455 PENWELL UNIT · XTO ENERGY INC.
0.4 mi
Santa Rosa 1,350'Yates 2,000'Seven Rivers 2,554'Queen 3,000'Queen 3,025'Grayburg 3,147'San Andres 3,352'San Andres 3,400'Grayburg 3,550'Seven Rivers 3,970'Holt 4,243'Glorieta 4,308' +12 more
42-135-01616 CONNELL W.E. -A- · DAVIS SOUTHERN OPERATING CO LLC
0.4 mi
Tubb 5,268'Wolfcamp 6,642'Fusselman 7,424'Waddell 8,366'Ellenburger 8,610'
42-135-43453 CONNELL, HEIRS · CROSS TIMBERS ENERGY, LLC
0.4 mi
Santa Rosa 821'Yates 2,048'Seven Rivers 2,244'Queen 3,100'Grayburg 3,312'San Andres 3,376'Holt 4,284'Glorieta 4,335'Clear Fork 4,719'Tubb 5,279'
42-135-43597 CONNELL HEIRS · CROSS TIMBERS ENERGY, LLC
0.4 mi
Santa Rosa 840'Yates 2,067'Seven Rivers 2,244'Queen 2,819'Grayburg 3,159'San Andres 3,388'Holt 4,310'Glorieta 4,365'Clear Fork 4,711'Tubb 5,300'Devonian 7,006'Fusselman 7,792' +3 more
42-135-43627 CONNELL HEIRS · CROSS TIMBERS ENERGY, LLC
0.5 mi
Santa Rosa 826'Yates 2,062'Seven Rivers 2,243'Queen 2,812'Grayburg 3,161'San Andres 3,376'Holt 4,266'Glorieta 4,316'Clear Fork 4,699'Tubb 5,272'Simpson 7,880'
42-135-01617 CONNELL W.E. -A- · DAVIS SOUTHERN OPERATING CO LLC
0.6 mi
Santa Rosa 1,390'Yates 2,090'Seven Rivers 2,570'Queen 3,050'Grayburg 3,145'San Andres 3,342'Glorieta 4,290'Clear Fork 4,380'Holt 4,520'Tubb 5,260'
42-135-01456 PENWELL UNIT · XTO ENERGY INC.
0.6 mi
Santa Rosa 1,350'Yates 2,000'Queen 3,000'San Andres 3,351'San Andres 3,400'Grayburg 3,550'Seven Rivers 3,970'Glorieta 4,400'Clear Fork 4,741'Holt 5,000'Clear Fork 5,500'Wichita-Albany 5,691' +8 more

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 (5)

IntervalType
3,410–3,495 ftPerforated
3,410–3,797 ftPerforated
3,503–3,582 ftPerforated
3,647–3,797 ftPerforated
7,575–7,780 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"322 ft300 sx
9.625"3,849 ft3,650 sx
7"8,949 ft1,200 sx

Permit History (3)

Applications (3)

#906771 A CROSS TIMBERS ENERGY, LLC
received 2025-03-18
#328737 A TEXACO PRODUCING INC.
received 1987-04-07
#50355 A TEXACO INC.
received 1979-06-08

Records & Logs

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

W-2/G-1 2025-10-21
W-2/G-1 1990-04-02
W-2/G-1 1987-06-30 log on file
W-2/G-1 1987-07-06
W-2/G-1 1980-07-23
W-2/G-1 1980-07-25

+1 more filings

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 31.695994
Lon -102.607959

Well Details

Well Number
42
Max Depth
8,950 ft
Drill Type
Vertical
County
ECTOR
District
8
Completed
1990-03-13

Operator

Location
FORT WORTH
P-5 Status
Active (filed 2025-07-14)
Cum Oil (all leases)
8,435,482 bbl
Cum Gas (all leases)
266 mcf
Activities
OPRS/G, OPRS/O
Total Permits
59