42-329-47263

Final Completion Horizontal

TXL 27 UNIT 4

MIDLAND County · District 8 · XTO ENERGY INC. · SPRABERRY (TREND AREA) R 40 EXC

Permits

1

Max Depth

10,500 ft

First Permit

2024-07-26

Latest Activity

2024-07-26

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2024-11-29

Shut-In

Plugged

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2015-12

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 (18) Elevation 2,791 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 848 ft+1,943 ft
RUSTLER 1,674 ft+1,117 ft
RUSTLER 1,705 ft+1,086 ft
YATES 2,644 ft+147 ft
YATES 2,680 ft+111 ft
SEVEN RIVERS 2,956 ft-165 ft
QUEEN 3,447 ft-656 ft
GRAYBURG 4,349 ft-1,558 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)4,519 ft-1,728 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)4,540 ft-1,749 ft
GLORIETA 5,095 ft-2,304 ft
GLORIETA 5,683 ft-2,892 ft
CLEARFORK (Clear Fork)6,730 ft-3,939 ft
CLEARFORK (Clear Fork)6,749 ft-3,958 ft
SPRABERRY 7,264 ft-4,473 ft
SPRABERRY 8,174 ft-5,383 ft
QUEEN
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
42-329-47266 TXL 27 UNIT 4 · XTO ENERGY INC.
0.0 mi
Santa Rosa 1,154'Rustler 1,714'Yates 2,687'Seven Rivers 3,010'Queen 3,460'Grayburg 4,352'San Andres 4,549'Glorieta 5,124'Clear Fork 6,748'Spraberry 7,274'
42-329-47267 TXL 27 UNIT 4 · XTO ENERGY INC.
0.0 mi
Santa Rosa 1,149'Rustler 1,701'Yates 2,684'Seven Rivers 2,991'Queen 3,472'Grayburg 4,354'San Andres 4,543'Glorieta 5,126'Clear Fork 6,754'Spraberry 7,285'Glorieta
42-329-47288 TXL 27 4 BTA 1075 · XTO ENERGY INC.
0.4 mi
Santa Rosa 861'Rustler 1,677'Rustler 1,725'Yates 2,662'Yates 2,697'Seven Rivers 3,030'Queen 3,489'Grayburg 4,368'Grayburg 4,372'San Andres 4,542'San Andres 4,556'Glorieta 5,711' +7 more
42-329-47287 TXL 27 4 BTA 1077 · XTO ENERGY INC.
0.4 mi
Santa Rosa 861'Rustler 1,677'Rustler 1,728'Yates 2,662'Yates 2,701'Seven Rivers 3,030'Queen 3,496'Grayburg 4,365'Grayburg 4,379'San Andres 4,538'San Andres 4,558'Glorieta 5,707' +7 more
42-329-47286 TXL 27 4 BTA 1079 · XTO ENERGY INC.
0.4 mi
Santa Rosa 861'Rustler 1,677'Rustler 1,729'Yates 2,662'Yates 2,705'Seven Rivers 3,030'Queen 3,485'Grayburg 4,360'Grayburg 4,368'San Andres 4,533'San Andres 4,533'San Andres 4,565' +9 more
42-329-47059 TXL 27 UNIT 3 1074 · XTO ENERGY INC.
0.5 mi
Santa Rosa 1,139'Rustler 1,656'Rustler 1,729'Salado 1,993'Yates 2,648'Yates 2,703'Seven Rivers 3,001'Queen 3,476'Grayburg 4,350'Grayburg 4,369'San Andres 4,527'San Andres 4,553' +7 more
42-329-47060 TXL 27 UNIT 3 1073 · XTO ENERGY INC.
0.5 mi
Santa Rosa 1,138'Rustler 1,656'Rustler 1,671'Salado 1,993'Yates 2,650'Yates 2,716'Seven Rivers 3,121'Queen 3,478'Grayburg 4,353'San Andres 4,530'San Andres 4,630'Glorieta 5,143' +7 more
42-329-47061 TXL 27 UNIT 3 1071 · XTO ENERGY INC.
0.5 mi
Santa Rosa 1,136'Rustler 1,656'Rustler 1,729'Salado 1,993'Yates 2,651'Yates 2,703'Seven Rivers 3,001'Queen 3,476'Grayburg 4,355'Grayburg 4,406'San Andres 4,532'San Andres 4,577' +7 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 (1)

IntervalType
9,714–20,068 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,175 ft890 sx
8.625"5,802 ft2,515 sx
5.5"20,104 ft2,160 sx

Permit History (1)

Applications (1)

#901522 A XTO ENERGY INC.
received 2024-07-23

Records & Logs

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

W-2/G-1 2025-08-18
W-2/G-1 2025-03-31 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 31.706231
Lon -101.995576

Well Details

Well Number
3479JH
Max Depth
10,500 ft
Drill Type
Horizontal
County
MIDLAND
District
8
Completed
2024-11-29

Operator

Location
SPRING
P-5 Status
X (filed 2026-04-08)
Cum Oil (all leases)
772,419,164 bbl
Cum Gas (all leases)
11,039,899,986 mcf
Activities
CSGD/G, CSGD/P, G/PUR, GTHS/G, GTHS/O, OPRS/G, OPRS/O
Total Permits
16,138