42-227-41846
PRODUCING HorizontalEASTLAND BIG DADDY B
HOWARD County · District 8 · SM ENERGY COMPANY · SPRABERRY (TREND AREA)
Permits
2
Max Depth
9,500 ft
First Permit
2022-07-08
Latest Activity
2022-07-08
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2023-09-18
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
2022-09
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 (11) Elevation 2,666 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SANTA ROSA | 353 ft | +2,313 ft |
| RUSTLER | 1,387 ft | +1,279 ft |
| YATES | 1,907 ft | +759 ft |
| SEVEN RIVERS | 2,016 ft | +650 ft |
| SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres) | 3,354 ft | -688 ft |
| CLEARFORK - SEVERE WATER FLOWS (Clear Fork) | 3,731 ft | -1,065 ft |
| GLORIETA | 3,731 ft | -1,065 ft |
| CLEARFORK - SEVERE WATER FLOWS (Clear Fork) | 3,770 ft | -1,104 ft |
| LEONARD | 5,603 ft | -2,937 ft |
| SPRABERRY | 5,778 ft | -3,112 ft |
| DEAN | — | — |
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 |
|---|---|
| 7,286–22,954 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 430 ft | 435 sx |
| 9.625" | 6,234 ft | 660 sx |
| 5.5" | 23,047 ft | 3,240 sx |
Permit History (2)
Applications (2)
Records & Logs
2 completion filings on record · 2 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
- 1521LS
- Max Depth
- 9,500 ft
- Drill Type
- Horizontal
- County
- HOWARD
- District
- 8
- Operator
- SM ENERGY COMPANY
- Completed
- 2023-09-18
Operator
- Name
- SM ENGY CO
- Location
- MIDLAND
- P-5 Status
- Active (filed 2025-09-03)
- Cum Oil (all leases)
- 259,095,814 bbl
- Cum Gas (all leases)
- 2,018,206,272 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 2,464