42-311-37004
Final Completion DirectionalSTS D
MCMULLEN County · District 1 · SIERRA RESOURCES LLC · LITTLE ALAMO (6200)
Permits
3
Max Depth
7,000 ft
First Permit
2019-09-13
Latest Activity
2022-07-26
Lifespan
3 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2019-11-21
Shut-In
—
Plugged
2021-03-09
EWA / Permit operator mismatch
Scheduling: SIERRA RESOURCES LLC ≠ Permit: VERMILLION PRODUCTION, INC.
Resolved via: scheduling → SIERRA RESOURCES 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
2019-11
Last Production
2026-07
Injection / Disposal
Permitted Volume
20,000 bbl/d
Max Pressure
2,787 psi
Injection Interval
5,575–5,900 ft
Injected (12mo)
1,128,656 bbl
Monthly injected volume (bbl, from H-10 filings through 2025-10-01)
Seismicity: no M2+ earthquakes recorded within 10 km in the last 24 months · TexNet catalog
Operator History
originally filed by VERMILLION PRODUCTION, INC. — asset transferred
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (10) Elevation 378 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| FRIO - DISPOSAL (Frio) | 200 ft | +178 ft |
| YEGUA - DISPOSAL (Yegua) | 2,048 ft | -1,670 ft |
| WILCOX - DISPOSAL (Wilcox) | 5,284 ft | -4,906 ft |
| ANACACHO | — | — |
| AUSTIN CHALK | — | — |
| CATAHOULA - DISPOSAL (Catahoula) | — | — |
| EAGLE FORD - H2S (Eagle Ford) | — | — |
| ESCONDIDO | — | — |
| NAVARRO | — | — |
| OLMOS | — | — |
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 ↗
Offset Well Tops (nearest 8 wells with tops)
What nearby completed wells reported.
Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section, including this one).
Perforations (3)
| Interval | Type |
|---|---|
| 5,576–5,620 ft | Perforated |
| 5,818–5,868 ft | Perforated |
| 6,199–6,237 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 7.625" | 5,350 ft | 1,070 sx |
| 4.5" | 6,480 ft | 635 sx |
Permit History (3)
Applications (3)
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.
Well Details
- Well Number
- 2VI
- Max Depth
- 7,000 ft
- Drill Type
- Directional
- County
- MCMULLEN
- District
- 1
- Operator
- SIERRA RESOURCES LLC
- Completed
- 2019-11-21
Operator
- Name
- SIERRA RES, LLC
- Location
- HOUSTON
- P-5 Status
- Inactive (filed 2020-09-04)
- Cum Oil (all leases)
- 4,381 bbl
- Cum Gas (all leases)
- 53,062,603 mcf
- Total Permits
- 72