42-251-30437
Final Completion HorizontalRUZICKA UNIT
JOHNSON County · District 9 · UPP OPERATING LLC · NEWARK EAST (BARNETT SHALE)
Permits
1
Max Depth
7,800 ft
First Permit
2005-06-22
Latest Activity
2005-06-22
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2005-09-10
Shut-In
—
Plugged
2025-10-07
EWA / Permit operator mismatch
Scheduling: UPP OPERATING LLC ≠ Permit: EOG RESOURCES, INC.
Resolved via: scheduling → UPP OPERATING 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
2005-09
Last Production
2025-11
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 (6) Elevation 870 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| STRAWN | 1,770 ft | -900 ft |
| ATOKA SAND (Atoka) | 2,847 ft | -1,977 ft |
| BEND CONGL. (Bend) | 5,816 ft | -4,946 ft |
| HOOD | 6,029 ft | -5,159 ft |
| MARBLE FALLS | 6,201 ft | -5,331 ft |
| BARNETT SHALE (Barnett) | 6,630 ft | -5,760 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 (4)
| Interval | Type |
|---|---|
| 6,900–7,444 ft | Perforated |
| 7,552–8,095 ft | Perforated |
| 8,504–8,747 ft | Perforated |
| 8,855–9,398 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,200 ft | 430 sx |
| 5.5" | 10,252 ft | 865 sx |
Permit History (1)
Applications (1)
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
- 1H
- Max Depth
- 7,800 ft
- Drill Type
- Horizontal
- County
- JOHNSON
- District
- 9
- Operator
- UPP OPERATING LLC
- Completed
- 2005-09-10
Operator
- Name
- UPP OPER, LLC
- Location
- HOUSTON
- P-5 Status
- Active (filed 2026-03-06)
- Cum Oil (all leases)
- 293,241 bbl
- Cum Gas (all leases)
- 486,804,996 mcf
- Activities
- CSGD/G, CSGD/P, G/PUR, GTHS/G, OPRS/G, OPRS/O
- Total Permits
- 33