42-173-33840
Final CompletionCALVERLEY 4
GLASSCOCK County · District 8 · CRESCENT ENERGY OPERATING LLC · GARDEN CITY S. (WOLFCAMP)
Permits
1
Max Depth
9,850 ft
First Permit
2010-11-10
Latest Activity
2010-11-10
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2018-04-23
Shut-In
—
Plugged
2021-11-30
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
2010-04
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 (5) Elevation 2,703 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| UPPER SPRABERRY (Spraberry) | 4,060 ft | -1,357 ft |
| U SPRABERRY | 4,060 ft | -1,357 ft |
| LOWER SPRABERRY (Spraberry) | 5,205 ft | -2,502 ft |
| L SPRABERRY | 5,205 ft | -2,502 ft |
| WOLFCAMP | 6,199 ft | -3,496 ft |
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 ↗
Perforations (5)
| Interval | Type |
|---|---|
| 7,396–7,987 ft | Perforated |
| 8,165–8,353 ft | Perforated |
| 8,535–8,796 ft | Perforated |
| 9,190–9,392 ft | Perforated |
| 9,494–9,667 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 516 ft | 435 sx |
| 8.625" | 3,017 ft | 950 sx |
| 5.5" | 9,810 ft | 1,040 sx |
Permit History (1)
Applications (1)
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.
No GPS coordinates yet
Well Details
- Well Number
- 4
- Max Depth
- 9,850 ft
- Drill Type
- Vertical
- County
- GLASSCOCK
- District
- 8
- Operator
- CRESCENT ENERGY OPERATING LLC
- Completed
- 2018-04-23
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
- 20