42-283-34950
Final Completion HorizontalSTS A
LA SALLE County · District 1 · SIERRA RESOURCES LLC · A.W.P. (OLMOS)
Permits
1
Max Depth
10,000 ft
First Permit
2014-07-01
Latest Activity
2014-07-01
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2015-02-02
Shut-In
—
Plugged
—
!
EWA / Production operator mismatch
Scheduling: SIERRA RESOURCES LLC ≠ Production: SILVERBOW RESOURCES OPER, LLC (reported 2025-12)
!
EWA / Permit operator mismatch
Scheduling: SIERRA RESOURCES LLC ≠ Permit: WELHAUSEN OPERATING COMPANY, LP
Resolved via: production → SILVERBOW RESOURCES OPER, LLC
Production Summary
Cum Oil
— bbl
Cum Gas
— mcf
First Production
2013-12
Last Production
2026-03
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.
Permit Applications (1)
#789889 A WELHAUSEN OPERATING COMPANY, LP
received 2014-06-18
Well Details
- Well Number
- 4 H
- Max Depth
- 10,000 ft
- Drill Type
- Horizontal
- County
- LA SALLE
- District
- 1
- Operator
- SIERRA RESOURCES LLC
- Completed
- 2015-02-02
Operator
- Name
- SIERRA RES, LLC
- Location
- HOUSTON
- P-5 Status
- Y (filed 2021-07-02)
- Cum Oil (all leases)
- 4,381 bbl
- Cum Gas (all leases)
- 53,062,603 mcf
- Total Permits
- 72