42-283-34865
Final Completion HorizontalBRISCOE COCHINA EAST RANCH
LA SALLE County · District 1 · SN EF MAVERICK LLC · BRISCOE RANCH (EAGLEFORD)
Permits
1
Max Depth
9,000 ft
First Permit
2014-06-28
Latest Activity
2014-06-28
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2015-02-07
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: SN EF MAVERICK LLC ≠ Production: JAVELIN ENERGY PARTNERS MGMT LLC (reported 2026-04)
EWA / Permit operator mismatch
Scheduling: SN EF MAVERICK LLC ≠ Permit: ANADARKO E&P ONSHORE LLC
Resolved via: production → JAVELIN ENERGY PARTNERS MGMT 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
2010-05
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 (10) Elevation 515 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| YEGUA | 920 ft | -405 ft |
| QUEEN CITY | 2,350 ft | -1,835 ft |
| SPARTA | 2,350 ft | -1,835 ft |
| WILCOX - DISPOSAL (Wilcox) | 3,660 ft | -3,145 ft |
| MIDWAY | 3,985 ft | -3,470 ft |
| ESCONDIDO | 4,640 ft | -4,125 ft |
| OLMOS - DISPOSAL (Olmos) | 6,030 ft | -5,515 ft |
| SAN MIGUEL | 6,516 ft | -6,001 ft |
| PECAN GAP | 7,749 ft | -7,234 ft |
| AUSTIN CHALK | 8,096 ft | -7,581 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 |
|---|---|
| 8,978–14,074 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 2,970 ft | 811 sx |
| 5.5" | 14,185 ft | 2,351 sx |
Permit History (1)
Applications (1)
Records & Logs
2 completion filings on record · 2 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
- 139H
- Max Depth
- 9,000 ft
- Drill Type
- Horizontal
- County
- LA SALLE
- District
- 1
- Operator
- SN EF MAVERICK LLC
- Completed
- 2015-02-07
Operator
- Name
- SN EF MAVERICK, LLC
- Location
- R HOUSTON
- P-5 Status
- Inactive (filed 2022-12-07)
- Cum Oil (all leases)
- 32,468,816 bbl
- Cum Gas (all leases)
- 679,270,347 mcf
- Total Permits
- 460