42-163-33854
SHUT IN HorizontalKOTHMANN-RANCH
FRIO County · District 1 · JAVELIN ENERGY PARTNERS MGMT LLC · BRISCOE RANCH (EAGLEFORD)
Permits
3
Max Depth
8,400 ft
First Permit
2014-07-29
Latest Activity
2014-07-29
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2014-11-29
Shut-In
—
Plugged
—
P-5 Org Status: X
EWA / Permit operator mismatch
Scheduling: JAVELIN ENERGY PARTNERS MGMT LLC ≠ Permit: EF ENERGY, L.L.C.
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
2011-07
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 449 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| QUEEN CITY | 955 ft | -506 ft |
| ESCONDIDO | 4,348 ft | -3,899 ft |
| NAVARRO | 4,569 ft | -4,120 ft |
| OLMOS | 5,604 ft | -5,155 ft |
| ANACACHO | 6,816 ft | -6,367 ft |
| AUSTIN CHALK - H2S (Austin Chalk) | 7,328 ft | -6,879 ft |
| EAGLE FORD - H2S (Eagle Ford) | 7,551 ft | -7,102 ft |
| BUDA - H2S (Buda) | — | — |
| GEORGETOWN - H2S (Georgetown) | — | — |
| PEARSALL | — | — |
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 |
|---|---|
| 7,850–12,888 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 3,193 ft | 1,483 sx |
| 5.5" | 12,949 ft | 2,142 sx |
| 5.5" | 12,969 ft | 2,142 sx |
Permit History (3)
Applications (3)
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
- 12H
- Max Depth
- 8,400 ft
- Drill Type
- Horizontal
- County
- FRIO
- District
- 1
- Operator
- JAVELIN ENERGY PARTNERS MGMT LLC
- Completed
- 2014-11-29
Operator
- Location
- HOUSTON
- P-5 Status
- X (filed 2026-02-24)
- Cum Oil (all leases)
- 44,995,326 bbl
- Cum Gas (all leases)
- 357,450,617 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 228