42-133-37297
Final CompletionSCOTT A
EASTLAND County · District 7 · SIERRA OIL COMPANY · CRAWFORD (MARBLE FALLS)
Permits
2
Max Depth
3,900 ft
First Permit
1988-07-22
Latest Activity
1988-07-22
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1988-09-01
Shut-In
—
Plugged
2007-11-09
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
2007-11
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (2) Elevation 1,455 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| MARBLE FALLS (UPPER) (Marble Falls) | 3,093 ft | -1,638 ft |
| MARBLE FALLS (LOWER) (Marble Falls) | 3,242 ft | -1,787 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 |
|---|---|
| 3,146–3,168 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 127 ft | 85 sx |
| 4.5" | 3,270 ft | 80 sx |
Permit History (2)
Applications (2)
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
- 1A
- Max Depth
- 3,900 ft
- Drill Type
- Vertical
- County
- EASTLAND
- District
- 7
- Operator
- SIERRA OIL COMPANY
- Completed
- 1988-09-01
Operator
- Name
- SIERRA OIL CO
- Location
- FORT WORTH
- P-5 Status
- Delinquent (filed 2000-08-30)
- Cum Oil (all leases)
- 9,403 bbl
- Cum Gas (all leases)
- 519,990 mcf
- Activities
- OPRS/G
- Total Permits
- 45