42-269-31566
Final CompletionPEN BRANCH (UPPER STRAWN) UNIT
KING County · District 8 · MIOCENE OIL & GAS LTD. · PEN BRANCH (U. STRAWN)
Permits
1
Max Depth
6,200 ft
First Permit
1986-01-02
Latest Activity
1986-01-02
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1986-02-01
Shut-In
—
Plugged
2019-02-06
EWA / Permit operator mismatch
Scheduling: MIOCENE OIL & GAS LTD. ≠ Permit: CREGO EXPLORATION
Resolved via: scheduling → MIOCENE OIL & GAS LTD.
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
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 (3) Elevation 1,712 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| DOTHAM LS | 2,755 ft | -1,043 ft |
| STRAWN LS (Strawn) | 5,285 ft | -3,573 ft |
| STRAWN SS (Strawn) | 5,360 ft | -3,648 ft |
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 |
|---|---|
| 5,360–5,368 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 222 ft | 266 sx |
| 5.5" | 5,595 ft | 425 sx |
Permit History (1)
Applications (1)
Records & Logs
4 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
- 4
- Max Depth
- 6,200 ft
- Drill Type
- Vertical
- County
- KING
- District
- 8
- Operator
- MIOCENE OIL & GAS LTD.
- Completed
- 1986-02-01
Operator
- Location
- ENGLEWOOD
- P-5 Status
- Delinquent (filed 2025-05-29)
- Cum Oil (all leases)
- 313,461 bbl
- Cum Gas (all leases)
- — mcf
- Activities
- OPRS/O