42-139-30498
PRODUCING HorizontalWESTSIDE
ELLIS County · District 9 · UPP OPERATING LLC · NEWARK EAST (BARNETT SHALE)
Permits
3
Max Depth
9,500 ft
First Permit
2007-03-23
Latest Activity
2007-03-23
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2007-09-23
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: UPP OPERATING LLC ≠ Permit: EOG RESOURCES, INC.
Resolved via: production → 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
2007-09
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 (7) Elevation 644 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| STRAWN | 2,199 ft | -1,555 ft |
| ATOKA | 4,193 ft | -3,549 ft |
| BEND CONGL (Bend) | 6,088 ft | -5,444 ft |
| BEND CONGL. (Bend) | 6,088 ft | -5,444 ft |
| BARNETT SHALE (Barnett) | 8,300 ft | -7,656 ft |
| HOOD | — | — |
| MARBLE FALLS | — | — |
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 |
|---|---|
| 8,736–12,165 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,678 ft | 580 sx |
| 9.625" | 2,212 ft | 580 sx |
| 7" | 8,872 ft | 230 sx |
| 4.5" | 12,281 ft | 530 sx |
Permit History (3)
Applications (3)
Records & Logs
3 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
- 1RH
- Max Depth
- 9,500 ft
- Drill Type
- Horizontal
- County
- ELLIS
- District
- 9
- Operator
- UPP OPERATING LLC
- Completed
- 2007-09-23
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