42-115-32519
Final CompletionSCHOOLER
DAWSON County · District 8 · ESTANCIA OIL & GAS LLC · JO-MILL (SPRABERRY)
Permits
1
Max Depth
7,600 ft
First Permit
1989-03-10
Latest Activity
1989-03-10
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1989-05-25
Shut-In
—
Plugged
—
EWA / Permit operator mismatch
Scheduling: ESTANCIA OIL & GAS LLC ≠ Permit: VOSKAMP EXPLORATION, INC.
Resolved via: production → ESTANCIA OIL & GAS, 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
1993-01
Last Production
2026-07
Injection / Disposal
DAWSON County disposal market →Permitted Volume
1,000 bbl/d
Max Pressure
1,500 psi
Injection Interval
6,500–7,600 ft
Injected (12mo)
37,545 bbl
Monthly injected volume (bbl, from H-10 filings through 2025-08-01)
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 2,887 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| YATES | 2,910 ft | -23 ft |
| SAN ANDRES | 3,220 ft | -333 ft |
| UPPER SPRABERRY (Spraberry) | 6,430 ft | -3,543 ft |
| SPRABERRY | 6,570 ft | -3,683 ft |
| JO MILL SPRABERRY (Jo Mill) | 7,110 ft | -4,223 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 (3)
| Interval | Type |
|---|---|
| 6,650–7,550 ft | Perforated |
| 7,512–7,548 ft | Perforated |
| 7,515–7,548 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 1,220 ft | 600 sx |
| 4.5" | 7,581 ft | 2,175 sx |
Permit History (1)
Applications (1)
Records & Logs
6 completion filings on record.
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.
No GPS coordinates yet
Well Details
- Well Number
- 2
- Max Depth
- 7,600 ft
- Drill Type
- Vertical
- County
- DAWSON
- District
- 8
- Operator
- ESTANCIA OIL & GAS LLC
- Completed
- 1989-05-25
Operator
- Location
- AUSTIN
- P-5 Status
- Active (filed 2025-09-18)
- Cum Oil (all leases)
- 2,138,764 bbl
- Cum Gas (all leases)
- — mcf
- Activities
- OPRS/O
- Total Permits
- 37