42-003-49201
SHUT IN HorizontalMONARCH 28-33 D
ANDREWS County · District 10 · SABALO II OPERATING LLC · SPRABERRY (TREND AREA)
Permits
1
Max Depth
9,600 ft
First Permit
2025-08-06
Latest Activity
2025-08-06
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2025-09-24
Shut-In
—
Plugged
—
P-5 Org Status: Active
Production Summary Production data is a work in progress — still being validated against RRC filings. Spot something off or have questions? [email protected]
Cum Oil
— bbl
Cum Gas
— mcf
First Production
2025-09
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 3,058 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| YATES | 3,373 ft | -315 ft |
| SEVEN RIVERS | 3,636 ft | -578 ft |
| QUEEN | 4,572 ft | -1,514 ft |
| GRAYBURG | 4,864 ft | -1,806 ft |
| SAN ANDRES - CO2 FLOOD, HIGH FLO (San Andres) | 5,143 ft | -2,085 ft |
| GLORIETA | 5,958 ft | -2,900 ft |
| CLEARFORK (Clear Fork) | 7,347 ft | -4,289 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.
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)
| Interval | Type |
|---|---|
| 9,989–20,037 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 1,937 ft | 1,563 sx |
| 9.625" | 8,988 ft | 1,114 sx |
| 5.5" | 20,126 ft | 1,958 sx |
Permit History (1)
Applications (1)
Records & Logs
1 completion filing on record · 1 with log images at RRC.
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.
Well Details
- Well Number
- 1LS
- Max Depth
- 9,600 ft
- Drill Type
- Horizontal
- County
- ANDREWS
- District
- 10
- Operator
- SABALO II OPERATING LLC
- Completed
- 2025-09-24
Operator
- Name
- SABALO II OPER, LLC
- 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