42-251-31830
PRODUCING HorizontalHILTON
JOHNSON County · District 9 · UPP OPERATING LLC · NEWARK EAST (BARNETT SHALE)
Permits
1
Max Depth
8,500 ft
First Permit
2007-05-21
Latest Activity
2007-05-21
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2008-04-03
Shut-In
—
Plugged
—
P-5 Org Status: Active
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
2008-04
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 (6) Elevation 719 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| STRAWN | 1,826 ft | -1,107 ft |
| ATOKA | 3,171 ft | -2,452 ft |
| BEND CONGL. (Bend) | 4,907 ft | -4,188 ft |
| MARBLE FALLS | 7,467 ft | -6,748 ft |
| BARNETT SHALE (Barnett) | 7,862 ft | -7,143 ft |
| HOOD | — | — |
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 |
|---|---|
| 8,474–12,520 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,856 ft | 650 sx |
| 4.5" | 12,690 ft | 1,850 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
- 4H
- Max Depth
- 8,500 ft
- Drill Type
- Horizontal
- County
- JOHNSON
- District
- 9
- Operator
- UPP OPERATING LLC
- Completed
- 2008-04-03
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