42-283-35666
Final Completion HorizontalBRISCOE COCHINA EAST RANCH
LA SALLE County · District 1 · SN EF MAVERICK LLC · BRISCOE RANCH (EAGLEFORD)
Permits
1
Max Depth
8,999 ft
First Permit
2015-11-16
Latest Activity
2015-11-16
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2016-05-17
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 (11) Elevation 466 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| ESCONDIDO | 4,515 ft | -4,049 ft |
| OLMOS - DISPOSAL (Olmos) | 5,912 ft | -5,446 ft |
| PECAN GAP | 7,649 ft | -7,183 ft |
| AUSTIN CHALK | 7,969 ft | -7,503 ft |
| EAGLE FORD - H2S (Eagle Ford) | 8,333 ft | -7,867 ft |
| BUDA - H2S (Buda) | — | — |
| EDWARDS - H2S (Edwards) | — | — |
| QUEEN CITY | — | — |
| SPARTA | — | — |
| WILCOX - DISPOSAL (Wilcox) | — | — |
| YEGUA | — | — |
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 |
|---|---|
| 8,674–15,890 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 2,905 ft | 895 sx |
| 5.5" | 15,987 ft | 2,465 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
- 189H
- Max Depth
- 8,999 ft
- Drill Type
- Horizontal
- County
- LA SALLE
- District
- 1
- Operator
- SN EF MAVERICK LLC
- Completed
- 2016-05-17
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