42-329-43192

SHUT IN Horizontal

TXL 21 UNIT 1

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

Permits

2

Max Depth

8,870 ft

First Permit

2019-03-05

Latest Activity

2019-03-05

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2022-05-24

Shut-In

Plugged

P-5 Org Status: X

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2019-07

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 (19) Elevation 2,774 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 815 ft+1,959 ft
SANTA ROSA 861 ft+1,913 ft
YATES 2,693 ft+81 ft
YATES 2,746 ft+28 ft
SEVEN RIVERS 3,039 ft-265 ft
SEVEN RIVERS 3,093 ft-319 ft
QUEEN 3,691 ft-917 ft
QUEEN 3,883 ft-1,109 ft
GRAYBURG 4,357 ft-1,583 ft
GRAYBURG 4,421 ft-1,647 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)4,550 ft-1,776 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)4,601 ft-1,827 ft
GLORIETA 5,079 ft-2,305 ft
GLORIETA 5,198 ft-2,424 ft
CLEARFORK (Clear Fork)6,790 ft-4,016 ft
CLEARFORK (Clear Fork)6,811 ft-4,037 ft
SPRABERRY 7,304 ft-4,530 ft
SPRABERRY 7,691 ft-4,917 ft
SPRABERRY UPPER-DEAN (Spraberry)

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
42-329-43190 TXL 21 UNIT 1 · XTO ENERGY INC.
0.0 mi
Santa Rosa 815'Santa Rosa 847'Yates 2,693'Yates 2,732'Seven Rivers 3,039'Seven Rivers 3,079'Queen 3,691'Queen 3,869'Grayburg 4,357'Grayburg 4,407'San Andres 4,550'San Andres 4,587' +8 more
42-329-43194 TXL 21 UNIT 1 · XTO ENERGY INC.
0.0 mi
Santa Rosa 815'Santa Rosa 849'Yates 2,693'Yates 2,734'Seven Rivers 3,039'Seven Rivers 3,081'Queen 3,691'Queen 3,871'Grayburg 4,357'Grayburg 4,409'San Andres 4,550'San Andres 4,589' +8 more
42-329-43196 TXL 21 UNIT 2 · XTO ENERGY INC.
0.1 mi
Santa Rosa 815'Yates 2,713'Seven Rivers 3,039'Queen 3,691'Grayburg 4,400'San Andres 4,576'Glorieta 5,197'Clear Fork 6,808'Spraberry 7,323'Spraberry
42-329-43195 TXL 21 UNIT 2 · XTO ENERGY INC.
0.1 mi
Santa Rosa 815'Santa Rosa 857'Yates 2,713'Yates 2,742'Seven Rivers 3,039'Queen 3,691'Grayburg 4,400'San Andres 4,576'Glorieta 5,197'Clear Fork 6,808'Spraberry 7,323'Spraberry 9,038' +8 more
42-329-43197 TXL 21 UNIT 2 · XTO ENERGY INC.
0.1 mi
Santa Rosa 857'Yates 2,742'Queen Ellenburger Devonian Pennsylvanian Atoka Seven Rivers Mississippian Fusselman
42-329-43189 TXL 21 UNIT 1 · XTO ENERGY INC.
0.2 mi
Santa Rosa 817'Yates 2,686'Seven Rivers 3,028'Queen 3,685'Grayburg 4,359'San Andres 4,545'Glorieta 5,079'Clear Fork 6,784'Spraberry 7,300'Spraberry
42-329-43188 TXL 21 UNIT 1 · XTO ENERGY INC.
0.2 mi
Santa Rosa 817'Santa Rosa 832'Yates 2,693'Yates 2,717'Seven Rivers 3,036'Seven Rivers 3,064'Queen 3,688'Queen 3,854'Grayburg 4,366'Grayburg 4,392'San Andres 4,560'San Andres 4,572' +8 more
42-329-43187 TXL 21 UNIT 1 · XTO ENERGY INC.
0.2 mi
Santa Rosa 815'Yates 2,693'Seven Rivers 3,039'Queen 3,691'Grayburg 4,357'San Andres 4,550'Glorieta 5,079'Clear Fork 6,790'Spraberry 7,304'Spraberry 9,038'

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
9,643–20,047 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,135 ft970 sx
9.625"8,094 ft2,820 sx
5.5"20,181 ft2,270 sx

Permit History (2)

Applications (2)

#850609 A XTO ENERGY INC.
received 2022-10-31
#850609 A XTO ENERGY INC.
received 2019-03-04

Records & Logs

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

W-2/G-1 2022-08-17 log on file
W-2/G-1 2020-01-22 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 31.695446
Lon -102.012211

Well Details

Well Number
1644SH
Max Depth
8,870 ft
Drill Type
Horizontal
County
MIDLAND
District
8
Completed
2022-05-24

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