42-127-36261
Final Completion HorizontalBRISCOE COCHINA WEST RANCH
DIMMIT County · District 1 · SN EF MAVERICK LLC · BRISCOE RANCH (EAGLEFORD)
Permits
1
Max Depth
8,900 ft
First Permit
2014-04-16
Latest Activity
2014-04-16
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2014-12-14
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
2010-06
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 465 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| MIDWAY | 3,384 ft | -2,919 ft |
| ESCONDIDO - DISPOSAL (Escondido) | 3,766 ft | -3,301 ft |
| OLMOS - DISPOSAL (Olmos) | 5,083 ft | -4,618 ft |
| SAN MIGUEL - H2S (San Miguel) | 5,873 ft | -5,408 ft |
| PECAN GAP | 6,848 ft | -6,383 ft |
| AUSTIN CHALK - H2S (Austin Chalk) | 7,140 ft | -6,675 ft |
| EAGLE FORD - H2S (Eagle Ford) | 7,573 ft | -7,108 ft |
| EDWARDS - H2S (Edwards) | — | — |
| GEORGETOWN - H2S (Georgetown) | — | — |
| GLEN ROSE - DISPOSAL (Glen Rose) | — | — |
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 |
|---|---|
| 8,420–15,693 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 2,014 ft | 554 sx |
| 5.5" | 15,848 ft | 2,455 sx |
Permit History (1)
Applications (1)
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
- 87H
- Max Depth
- 8,900 ft
- Drill Type
- Horizontal
- County
- DIMMIT
- District
- 1
- Operator
- SN EF MAVERICK LLC
- Completed
- 2014-12-14
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