42-489-31181
Final CompletionYTURRIA
WILLACY County · District 4 · LA SARA OPERATING COMPANY LLC · LA SARA E. (7940)
Permits
1
Max Depth
8,300 ft
First Permit
2007-07-17
Latest Activity
2007-07-17
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2007-09-12
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: LA SARA OPERATING COMPANY LLC ≠ Production: TEXAS OIL AND GAS OPERATING, LLC (reported 2019-05)
EWA / Permit operator mismatch
Scheduling: LA SARA OPERATING COMPANY LLC ≠ Permit: BLAKENERGY OPERATING, LLC
Resolved via: scheduling → LA SARA OPERATING COMPANY 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
2007-09
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 (1) Elevation 33 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| FRIO | 7,968 ft | -7,935 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 (4)
| Interval | Type |
|---|---|
| 7,917–7,919 ft | Perforated |
| 7,938–7,940 ft | Perforated |
| 7,950–7,952 ft | Perforated |
| 7,964–7,968 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 1,020 ft | 222 sx |
| 8.625" | 1,022 ft | 481 sx |
| 4.5" | 7,982 ft | 400 sx |
Permit History (1)
Applications (1)
Records & Logs
4 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
- 40
- Max Depth
- 8,300 ft
- Drill Type
- Vertical
- County
- WILLACY
- District
- 4
- Operator
- LA SARA OPERATING COMPANY LLC
- Completed
- 2007-09-12
Operator
- Name
- LA SARA OPER CO, LLC
- Location
- HOUSTON
- P-5 Status
- Inactive (filed 2015-08-07)
- Cum Oil (all leases)
- 84,348 bbl
- Cum Gas (all leases)
- 17,684 mcf
- Total Permits
- 13