42-329-43175

PRODUCING Horizontal

TXL 21 UNIT 1

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

Permits

1

Max Depth

8,870 ft

First Permit

2019-03-28

Latest Activity

2019-03-28

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2020-02-29

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 (20) Elevation 2,745 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 847 ft+1,898 ft
SANTA ROSA 884 ft+1,861 ft
YATES 2,695 ft+50 ft
YATES 2,732 ft+13 ft
SEVEN RIVERS 3,041 ft-296 ft
SEVEN RIVERS 3,079 ft-334 ft
QUEEN 3,697 ft-952 ft
QUEEN 3,869 ft-1,124 ft
GRAYBURG 4,361 ft-1,616 ft
GRAYBURG 4,407 ft-1,662 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)4,539 ft-1,794 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)4,587 ft-1,842 ft
GLORIETA 5,171 ft-2,426 ft
GLORIETA 5,184 ft-2,439 ft
CLEARFORK (Clear Fork)6,789 ft-4,044 ft
CLEARFORK (Clear Fork)6,797 ft-4,052 ft
SPRABERRY 7,301 ft-4,556 ft
SPRABERRY 7,677 ft-4,932 ft
SPRABERRY UPPER-DEAN (Spraberry)9,067 ft-6,322 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
42-329-43176 TXL 21 UNIT 1 · XTO ENERGY INC.
0.0 mi
Santa Rosa 882'Yates 2,696'Seven Rivers 3,041'Queen 3,694'Grayburg 4,362'San Andres 4,542'Glorieta 5,164'Clear Fork 6,793'Spraberry 7,299'Spraberry 9,027'
42-329-43177 TXL 21 UNIT 1 · XTO ENERGY INC.
0.0 mi
Santa Rosa 885'Yates 2,695'Seven Rivers 3,042'Queen 3,697'Grayburg 4,353'San Andres 4,537'Glorieta 5,171'Clear Fork 6,788'Spraberry 7,299'Spraberry 9,012'
42-329-43183 TXL 21 UNIT 1 · XTO ENERGY INC.
0.1 mi
Santa Rosa 805'Santa Rosa 824'Yates 2,676'Yates 2,709'Seven Rivers 3,038'Seven Rivers 3,056'Queen 3,688'Queen 3,846'Grayburg 4,356'Grayburg 4,384'San Andres 4,556'San Andres 4,564' +7 more
42-329-43185 TXL 21 UNIT 1 · XTO ENERGY INC.
0.1 mi
Santa Rosa 805'Yates 2,688'Yates 2,711'Seven Rivers 3,035'Seven Rivers 3,058'Queen 3,686'Queen 3,848'Grayburg 4,359'Grayburg 4,386'San Andres 4,544'San Andres 4,566'Glorieta 5,071' +7 more
42-329-43186 TXL 21 UNIT 1 · XTO ENERGY INC.
0.1 mi
Santa Rosa 796'Santa Rosa 812'Yates 2,686'Yates 2,697'Seven Rivers 3,044'Seven Rivers 3,046'Queen 3,699'Queen 3,834'Grayburg 4,368'Grayburg 4,372'San Andres 4,562'Glorieta 5,087' +8 more
42-329-43187 TXL 21 UNIT 1 · XTO ENERGY INC.
0.3 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'
42-329-42943 TXL 33 UNIT 1 3311 · XTO ENERGY INC.
0.3 mi
Santa Rosa 1,211'Yates 2,695'Seven Rivers 3,024'Queen 3,693'Grayburg 4,330'San Andres 4,509'Glorieta 5,755'Clear Fork 6,767'Spraberry 7,279'Spraberry 8,993'Wolfcamp 9,186'
42-329-42756 TXL 33 UNIT 1 · XTO ENERGY INC.
0.3 mi
Santa Rosa 1,069'Yates 2,695'Seven Rivers 2,979'Queen 3,455'Grayburg 4,344'San Andres 4,593'Glorieta 5,127'Clear Fork 6,788'Spraberry 7,665'Spraberry

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
9,627–20,011 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,078 ft877 sx
9.625"8,048 ft2,870 sx
5.5"20,146 ft2,386 sx

Permit History (1)

Applications (1)

#850474 A XTO ENERGY INC.
received 2019-02-27

Records & Logs

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

W-2/G-1 2020-04-07 log on file
W-2/G-1 2019-12-03 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 31.693790
Lon -102.019550

Well Details

Well Number
1641SH
Max Depth
8,870 ft
Drill Type
Horizontal
County
MIDLAND
District
8
Completed
2020-02-29

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