42-417-36376
Final CompletionNAIL RANCH 152A
SHACKELFORD County · District 7 · S2 OIL LLC (1) · SHACKELFORD COUNTY REGULAR
Permits
1
Max Depth
1,999 ft
First Permit
1985-06-20
Latest Activity
1985-06-20
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
—
Shut-In
—
Plugged
—
EWA / Permit operator mismatch
Scheduling: S2 OIL LLC (1) ≠ Permit: ASPEN OIL & GAS
Resolved via: production → S2 OIL, LLC (1)
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
Permitted Volume
150 bbl/d
Max Pressure
790 psi
Injection Interval
1,584–1,587 ft
Injected (12mo)
13,884 bbl
Monthly injected volume (bbl, from H-10 filings through 2025-07-01)
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 (3) Elevation 1,560 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SDI CREEK | 1,436 ft | +124 ft |
| FLIPPEN LIME | 1,480 ft | +80 ft |
| BRECKENRIDGE | 1,656 ft | -96 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 (1)
| Interval | Type |
|---|---|
| 1,584–1,587 ft | Perforated |
Casing (1)
| Size | Set Depth | Cement |
|---|---|---|
| 4.5" | 1,631 ft | 250 sx |
Permit History (1)
Applications (1)
Records & Logs
4 completion filings on record.
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
- 3
- Max Depth
- 1,999 ft
- Drill Type
- Vertical
- County
- SHACKELFORD
- District
- 7
- Operator
- S2 OIL LLC (1)
Operator
- Name
- S2 OIL, LLC (1)
- Location
- ALBANY
- P-5 Status
- Active (filed 2026-03-27)
- Cum Oil (all leases)
- 594 bbl
- Cum Gas (all leases)
- — mcf
- Activities
- OPRS/O