42-461-38039
PRODUCING HorizontalNEAL
UPTON County · District 7 · SAXUM OPCO LLC · SPRABERRY (TREND AREA)
Permits
2
Max Depth
14,000 ft
First Permit
2012-04-11
Latest Activity
2012-04-11
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2013-03-15
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: SAXUM OPCO LLC ≠ Permit: CALLON PETROLEUM OPERATING CO
Resolved via: production → SAXUM OPCO, 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
2010-06
Last Production
2026-07
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 (3) Elevation 2,710 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SPRABERRY | 6,808 ft | -4,098 ft |
| DEAN | 8,191 ft | -5,481 ft |
| WOLFCAMP | 8,346 ft | -5,636 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 |
|---|---|
| 9,140–15,920 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 476 ft | 480 sx |
| 9.625" | 7,921 ft | 1,495 sx |
| 5.5" | 15,968 ft | 2,390 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 and the UL library can't be deep-linked — clicking copies the API for you to paste.
No GPS coordinates yet
Well Details
- Well Number
- 321H
- Max Depth
- 14,000 ft
- Drill Type
- Horizontal
- County
- UPTON
- District
- 7
- Operator
- SAXUM OPCO LLC
- Completed
- 2013-03-15
Operator
- Name
- SAXUM OPCO, LLC
- Location
- DALLAS
- P-5 Status
- Active (filed 2025-10-10)
- Cum Oil (all leases)
- 136,190 bbl
- Cum Gas (all leases)
- 152,458 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 8