42-181-01851
Final CompletionBIG MINERAL CREEK/STRAWN I/UNIT
GRAYSON County · District 9 · VENOCO INC. · BIG MINERAL CREEK (STRAWN)
Permits
1
Max Depth
5,350 ft
First Permit
1986-06-09
Latest Activity
1986-06-09
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1986-06-24
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: VENOCO INC. ≠ Production: FLINTLOCK EXPLORATION, LLC (reported 2026-04)
EWA / Permit operator mismatch
Scheduling: VENOCO INC. ≠ Permit: SHELL WESTERN E&P INC.
Resolved via: production → FLINTLOCK EXPLORATION, 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
1993-01
Last Production
2026-07
Injection / Disposal
Permitted Volume
1,000 bbl/d
Max Pressure
2,500 psi
Injection Interval
5,008–5,202 ft
Injected (12mo)
—
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 (1)
CSV| Formation | Top Depth (MD) |
|---|---|
| STRAWN I (Strawn) | 3,400 ft |
As reported by operators on W-2/G-1 completion filings (RRC wellbore records). Depths are measured depth; names appear as filed. View filings & logs at RRC ↗
Perforations (5)
| Interval | Type |
|---|---|
| 3,469–3,479 ft | Perforated |
| 3,469–3,532 ft | Perforated |
| 3,512–3,520 ft | Perforated |
| 3,524–3,532 ft | Perforated |
| 5,008–5,016 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 10.75" | 411 ft | 235 sx |
| 2.375" | 4,880 ft | — |
| 5.5" | 5,324 ft | 1,010 sx |
| 5.5" | 5,324 ft | 1,010 sx |
Permit History (1)
Applications (1)
Records & Logs
9 completion filings on record · 1 with log images at RRC.
+3 more filings
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
- 441
- Max Depth
- 5,350 ft
- Drill Type
- Vertical
- County
- GRAYSON
- District
- 9
- Operator
- VENOCO INC.
- Completed
- 1986-06-24
Operator
- Name
- VENOCO, INC
- Location
- HOUSTON
- P-5 Status
- Inactive (filed 2009-09-03)
- Cum Oil (all leases)
- 2,250,265 bbl
- Cum Gas (all leases)
- 314,416 mcf
- Total Permits
- 15