42-389-41723
PRODUCING HorizontalBAXTER
REEVES County · District 8 · U.S. ENERGY DEVELOPMENT CORP · PHANTOM (WOLFCAMP)
Permits
1
Max Depth
11,000 ft
First Permit
2025-04-24
Latest Activity
2025-04-24
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2025-07-31
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Production operator mismatch
Scheduling: U.S. ENERGY DEVELOPMENT CORP ≠ Production: TOG OPERATING, LLC (reported 2026-04)
EWA / Permit operator mismatch
Scheduling: U.S. ENERGY DEVELOPMENT CORP ≠ Permit: TOG OPERATING, LLC
Resolved via: production → TOG 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
2025-07
Last Production
2026-07
Operator History
originally filed by TOG OPERATING, LLC — asset transferred
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (10) Elevation 2,688 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| CASTILLE (Castile) | 3,232 ft | -544 ft |
| DELAWARE | 4,270 ft | -1,582 ft |
| BELL CANYON | 4,305 ft | -1,617 ft |
| CHERRY CANYON | 5,266 ft | -2,578 ft |
| BONE SPRING | 7,729 ft | -5,041 ft |
| 2ND BONE SAND | 9,138 ft | -6,450 ft |
| 3RD BONE SHALE | 9,678 ft | -6,990 ft |
| DELAWARE CONSOLIDATED GAS (Delaware) | — | — |
| FORD / DELAWARE (Delaware) | — | — |
| PERMIAN (UNDEFINED) (Permian (undifferentiated)) | — | — |
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 ↗
Offset Well Tops (nearest 8 wells with tops)
What nearby completed wells reported.
Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section, including this one).
Perforations (2)
| Interval | Type |
|---|---|
| 10,927–15,768 ft | Perforated |
| 17,071–21,907 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 2,130 ft | 1,435 sx |
| 9.625" | 9,985 ft | 347 sx |
| 5.5" | 21,975 ft | 4,225 sx |
Permit History (1)
Applications (1)
Records & Logs
1 completion filing on record · 1 with log images at RRC.
Completion packets open directly (post-2011 filings include attached logs). Log images and the UL library can't be deep-linked — clicking copies the API for you to paste.
Well Details
- Well Number
- 4321UH
- Max Depth
- 11,000 ft
- Drill Type
- Horizontal
- County
- REEVES
- District
- 8
- Operator
- U.S. ENERGY DEVELOPMENT CORP
- Completed
- 2025-07-31
Operator
- Name
- U.S. ENGY DEV CORP
- Location
- FORT WORTH
- P-5 Status
- Active (filed 2026-02-18)
- Cum Oil (all leases)
- 14,882,303 bbl
- Cum Gas (all leases)
- 30,585,425 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 205