42-227-35275
PRODUCINGGRANTHAM
HOWARD County · District 8 · OZARK EXPLORATION INC. · KNOTT WEST (PENN REEF)
Permits
2
Max Depth
9,750 ft
First Permit
1998-01-21
Latest Activity
1998-01-21
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
1998-03-12
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: OZARK EXPLORATION INC. ≠ Permit: THOMPSON, J. CLEO
Resolved via: production → OZARK EXPLORATION, INC.
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
1998-03
Last Production
2026-07
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (4) Elevation 2,658 ft
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SAN ANDRES | 3,680 ft | -1,022 ft |
| SPRABERRY | 6,563 ft | -3,905 ft |
| WOLFCAMP | 7,978 ft | -5,320 ft |
| CANYON | 8,948 ft | -6,290 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 |
|---|---|
| 8,936–8,960 ft | Open hole |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 358 ft | 365 sx |
| 8.625" | 3,509 ft | 1,550 sx |
| 5.5" | 8,936 ft | 385 sx |
Permit History (2)
Applications (2)
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
- 1
- Max Depth
- 9,750 ft
- Drill Type
- Vertical
- County
- HOWARD
- District
- 8
- Operator
- OZARK EXPLORATION INC.
- Completed
- 1998-03-12
Operator
- Name
- OZARK EXPL, INC
- Location
- DALLAS
- P-5 Status
- Active (filed 2026-03-06)
- Cum Oil (all leases)
- 760,811 bbl
- Cum Gas (all leases)
- 15,604,256 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 99