42-173-38927
SHUT IN HorizontalHALFMANN 21 F
GLASSCOCK County · District 8 · CRESCENT ENERGY OPERATING LLC · SPRABERRY (TREND AREA)
Permits
2
Max Depth
10,500 ft
First Permit
2023-03-29
Latest Activity
2023-03-29
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2024-03-18
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: CRESCENT ENERGY OPERATING LLC ≠ Permit: LAREDO PETROLEUM, INC.
Resolved via: production → CRESCENT ENERGY OPERATING, LLC
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
2023-09
Last Production
2026-07
Operator History
Chain of Custody
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (11) Elevation 2,710 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SALADO | 1,362 ft | +1,348 ft |
| YATES | 2,053 ft | +657 ft |
| SEVEN RIVERS | 2,185 ft | +525 ft |
| QUEEN | 2,604 ft | +106 ft |
| GRAYBURG | 3,019 ft | -309 ft |
| SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres) | 3,419 ft | -709 ft |
| GLORIETA | 4,276 ft | -1,566 ft |
| CLEARFORK (Clear Fork) | 5,214 ft | -2,504 ft |
| SPRABERRY | 7,526 ft | -4,816 ft |
| RUSTLER | — | — |
| SANTA ROSA | — | — |
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 |
|---|---|
| 7,937–23,118 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 528 ft | 380 sx |
| 9.625" | 5,298 ft | 1,170 sx |
| 5.5" | 23,141 ft | 2,992 sx |
Permit History (2)
Applications (2)
Records & Logs
2 completion filings on record · 1 with log images at RRC.
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.
Well Details
- Well Number
- 4LS
- Max Depth
- 10,500 ft
- Drill Type
- Horizontal
- County
- GLASSCOCK
- District
- 8
- Operator
- CRESCENT ENERGY OPERATING LLC
- Completed
- 2024-03-18
Operator
- Location
- HOUSTON
- P-5 Status
- Active (filed 2025-08-28)
- Cum Oil (all leases)
- 10,867,426 bbl
- Cum Gas (all leases)
- 2,390,025 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 31