42-317-42462

SHUT IN Horizontal

DARK STAR UNIT 1

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

Permits

1

Max Depth

10,000 ft

First Permit

2019-08-20

Latest Activity

2019-08-20

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2021-05-13

Shut-In

Plugged

P-5 Org Status: X

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2020-01

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 (18) Elevation 2,605 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 933 ft+1,672 ft
YATES 2,117 ft+488 ft
QUEEN 3,217 ft-612 ft
QUEEN 3,233 ft-628 ft
GRAYBURG 3,475 ft-870 ft
GRAYBURG 3,476 ft-871 ft
SAN ANDRES - ACTIVE CO2 FLOOD; H (San Andres)3,530 ft-925 ft
SAN ANDRES - ACTIVE CO2 FLOOD; H (San Andres)3,538 ft-933 ft
SPRABERRY 6,646 ft-4,041 ft
SPRABERRY 6,655 ft-4,050 ft
DEAN 8,217 ft-5,612 ft
DEAN 8,233 ft-5,628 ft
WOLFCAMP 8,398 ft-5,793 ft
WOLFCAMP 8,400 ft-5,795 ft
CISCO
MISSISSIPPIAN
PENNSYLVANIAN
STRAWN

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
42-317-42463 DARK STAR UNIT 1 · XTO ENERGY INC.
0.0 mi
Santa Rosa 883'Santa Rosa 924'Yates 2,110'Yates 2,117'Queen 3,210'Queen 3,233'Grayburg 3,469'Grayburg 3,474'San Andres 3,524'San Andres 3,531'Spraberry 6,648'Spraberry 6,654' +6 more
42-317-42466 DARK STAR UNIT 1 · XTO ENERGY INC.
0.0 mi
Santa Rosa 883'Santa Rosa 917'Yates 2,109'Yates 2,110'Queen 3,210'Queen 3,243'Grayburg 3,469'Grayburg 3,474'San Andres 3,523'San Andres 3,531'Spraberry 6,633'Spraberry 6,648' +6 more
42-317-42461 DARK STAR UNIT 1 · XTO ENERGY INC.
0.1 mi
Santa Rosa 893'Santa Rosa 934'Yates 2,120'Yates 2,127'Queen 3,220'Queen 3,238'Grayburg 3,478'Grayburg 3,479'San Andres 3,541'San Andres 3,544'Spraberry 6,646'Spraberry 6,658' +6 more
42-317-42460 DARK STAR UNIT 1 · XTO ENERGY INC.
0.1 mi
Santa Rosa 893'Santa Rosa 942'Yates 2,103'Yates 2,120'Queen 3,220'Queen 3,250'Grayburg 3,479'Grayburg 3,487'San Andres 3,541'San Andres 3,550'Spraberry 6,648'Spraberry 6,658' +6 more
42-317-42465 DARK STAR UNIT 1 · XTO ENERGY INC.
0.1 mi
Santa Rosa 881'Santa Rosa 930'Yates 2,108'Yates 2,117'Queen 3,208'Queen 3,242'Grayburg 3,467'Grayburg 3,469'San Andres 3,522'San Andres 3,529'Spraberry 6,646'Spraberry 6,647' +6 more
42-317-42467 DARK STAR UNIT 1 · XTO ENERGY INC.
0.1 mi
Santa Rosa 865'Santa Rosa 930'Yates 2,092'Yates 2,118'Queen 3,192'Queen 3,223'Grayburg 3,451'Grayburg 3,469'San Andres 3,513'San Andres 3,530'Spraberry 6,630'Spraberry 6,647' +6 more
42-317-42459 DARK STAR UNIT 1 · XTO ENERGY INC.
0.1 mi
Santa Rosa 903'Santa Rosa 925'Yates 2,130'Yates 2,134'Queen 3,230'Queen 3,238'Grayburg 3,487'Grayburg 3,489'San Andres 3,551'San Andres 3,556'Spraberry 6,662'Spraberry 6,668' +6 more
42-317-42468 DARK STAR UNIT 1 · XTO ENERGY INC.
0.1 mi
Santa Rosa 928'Yates 2,092'Yates 2,119'Queen 3,192'Queen 3,223'Grayburg 3,451'Grayburg 3,463'San Andres 3,513'San Andres 3,515'Spraberry 6,630'Spraberry 6,646'Dean 8,192' +6 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
9,044–19,407 ftPerforated

Casing (3)

SizeSet DepthCement
11.75"1,153 ft610 sx
8.625"7,874 ft1,430 sx
5.5"19,530 ft1,680 sx

Permit History (1)

Applications (1)

#855515 A XTO ENERGY INC.
received 2019-07-24

Records & Logs

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

W-2/G-1 2021-06-14 log on file
W-2/G-1 2020-07-16 log on file
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 32.269840
Lon -101.771165

Well Details

Well Number
2113AH
Max Depth
10,000 ft
Drill Type
Horizontal
County
MARTIN
District
8
Completed
2021-05-13

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