42-003-49090

PRODUCING Horizontal

BOOMTOWN 27-21 D

ANDREWS County · District 8 · SABALO II OPERATING LLC · SPRABERRY (TREND AREA)

Permits

2

Max Depth

9,400 ft

First Permit

2024-12-19

Latest Activity

2024-12-19

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2025-05-05

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2025-02

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 3,060 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YATES 3,381 ft-321 ft
SEVEN RIVERS 3,633 ft-573 ft
QUEEN 4,465 ft-1,405 ft
GRAYBURG 4,976 ft-1,916 ft
SAN ANDRES - CO2 FLOOD, HIGH FLO (San Andres)5,097 ft-2,037 ft
GLORIETA 7,187 ft-4,127 ft
CLEARFORK (Clear Fork)7,372 ft-4,312 ft
HOLT
PERMIAN DETRITAL (Permian (undifferentiated))
TUBB

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
42-003-49091 BOOMTOWN 27-21 D · SABALO II OPERATING, LLC
0.0 mi
Yates 3,376'Seven Rivers 3,635'Queen 4,464'Grayburg 4,971'San Andres 5,101'Glorieta 7,189'Clear Fork 7,368'Holt Tubb Permian (undifferentiated)
42-003-49089 BOOMTOWN 27-21 C · SABALO II OPERATING, LLC
0.0 mi
Yates 3,375'Seven Rivers 3,618'Queen 4,458'Grayburg 4,979'San Andres 5,115'Glorieta 7,177'Clear Fork 7,323'Holt Tubb Permian (undifferentiated)
42-003-49198 MONARCH 28-33 D · SABALO II OPERATING, LLC
0.1 mi
Yates 3,390'Seven Rivers 3,633'Queen 4,571'Grayburg 4,861'San Andres 5,146'Glorieta 5,960'Clear Fork 7,360'Barnett 12,120'Ellenburger Holt Tubb McKee +1 more
42-003-49199 MONARCH 28-33 D · SABALO II OPERATING, LLC
0.1 mi
Yates 3,367'Seven Rivers 3,634'Queen 4,574'Grayburg 4,862'San Andres 5,148'Glorieta 5,956'Clear Fork 7,356'Holt Tubb Permian (undifferentiated)
42-003-49200 MONARCH 28-33 D · SABALO II OPERATING, LLC
0.1 mi
Yates 3,371'Seven Rivers 3,634'Queen 4,571'Grayburg 4,862'San Andres 5,144'Glorieta 5,962'Clear Fork 7,350'Holt Tubb Permian (undifferentiated)
42-003-49201 MONARCH 28-33 D · SABALO II OPERATING, LLC
0.1 mi
Yates 3,373'Seven Rivers 3,636'Queen 4,572'Grayburg 4,864'San Andres 5,143'Glorieta 5,958'Clear Fork 7,347'Holt Tubb Permian (undifferentiated)
42-003-48479 FEE 'CA' SWD · FASKEN OIL AND RANCH, LTD.
2.7 mi
Yates 3,290'Queen 3,920'Grayburg 5,050'San Andres 5,860'Clear Fork Glorieta Seven Rivers Holt Tubb Permian (undifferentiated)
42-003-00950 MCCOLLUM, F. T. & WIEBUSCH, G.W. · ZARVONA ENERGY LLC
3.4 mi
Grayburg 4,600'San Andres 4,797'Glorieta 5,586'Clear Fork 6,950'Clear Fork 7,245'Clear Fork 7,245'Dean 8,444'Wolfcamp 8,569'

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
9,608–21,818 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,925 ft1,949 sx
9.625"8,513 ft1,336 sx
5.5"21,888 ft2,390 sx

Permit History (2)

Applications (2)

#904747 A SABALO II OPERATING, LLC
received 2025-03-11
#904747 A SABALO II OPERATING, LLC
received 2024-12-17

Records & Logs

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

W-2/G-1 2025-10-17
W-2/G-1 2025-09-16 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 32.299665
Lon -102.410737

Well Details

Well Number
1JM
Max Depth
9,400 ft
Drill Type
Horizontal
County
ANDREWS
District
8
Completed
2025-05-05

Operator

Location
CORPUS CHRS, TI
P-5 Status
Active (filed 2026-02-25)
Cum Oil (all leases)
2,190,078 bbl
Cum Gas (all leases)
183 mcf
Activities
OPRS/G, OPRS/O
Total Permits
67