42-417-33402
Final CompletionGEORGE ESTATE
SHACKELFORD County · District 7 · RATTLESNAKE MOUNTAIN OIL LLC · SHACKELFORD COUNTY REGULAR
Permits
1
Max Depth
900 ft
First Permit
1980-06-27
Latest Activity
1980-06-27
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1993-01-18
Shut-In
—
Plugged
2007-04-05
EWA / Permit operator mismatch
Scheduling: RATTLESNAKE MOUNTAIN OIL LLC ≠ Permit: SHACK OIL CO.
Resolved via: production → RATTLESNAKE MOUNTAIN OIL 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
Permitted Volume
100 bbl/d
Max Pressure
360 psi
Injection Interval
726–730 ft
Injected (12mo)
—
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 1,408 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| STOCKWETHER LS | 665 ft | +743 ft |
| UPPER TANNEHILL SD (Tannehill) | 684 ft | +724 ft |
| TANNEHILL PAY SD (Tannehill) | 722 ft | +686 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 |
|---|---|
| 726–730 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 2.375" | 752 ft | — |
| 4.5" | 760 ft | 100 sx |
Permit History (1)
Applications (1)
Records & Logs
2 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
- 900 ft
- Drill Type
- Vertical
- County
- SHACKELFORD
- District
- 7
- Operator
- RATTLESNAKE MOUNTAIN OIL LLC
- Completed
- 1993-01-18
Operator
- Location
- BOULDER CIT
- P-5 Status
- X (filed 2026-03-19)
- Cum Oil (all leases)
- 59,523 bbl
- Cum Gas (all leases)
- — mcf
- Activities
- OPRS/O
- Total Permits
- 7