42-383-40427
PRODUCING HorizontalBULLHEAD
REAGAN County · District 7 · DISCOVERY NATURAL RESOURCES LLC · SPRABERRY (TREND AREA)
Permits
2
Max Depth
8,500 ft
First Permit
2018-10-19
Latest Activity
2018-10-19
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2019-09-03
Shut-In
—
Plugged
—
P-5 Org Status: Active
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
2018-11
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 (9) Elevation 2,596 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| QUEEN | 2,119 ft | +477 ft |
| GRAYBURG | 2,240 ft | +356 ft |
| GRAYBURG | 2,440 ft | +156 ft |
| SAN ANDRES - SALTWATER FLOW, POS (San Andres) | 2,960 ft | -364 ft |
| CLEARFORK (Clear Fork) | 3,628 ft | -1,032 ft |
| SPRABERRY | 5,547 ft | -2,951 ft |
| ELLENBURGER | — | — |
| FUSSELMAN | — | — |
| STRAWN | — | — |
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 (1)
| Interval | Type |
|---|---|
| 7,655–20,431 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 790 ft | 750 sx |
| 9.625" | 6,670 ft | 390 sx |
| 5.5" | 20,480 ft | 3,575 sx |
Permit History (2)
Applications (2)
Records & Logs
2 completion filings on record · 2 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
- 721LN
- Max Depth
- 8,500 ft
- Drill Type
- Horizontal
- County
- REAGAN
- District
- 7
- Operator
- DISCOVERY NATURAL RESOURCES LLC
- Completed
- 2019-09-03
Operator
- Location
- DENVER
- P-5 Status
- Active (filed 2026-01-12)
- Cum Oil (all leases)
- 51,732,063 bbl
- Cum Gas (all leases)
- 23,685,198 mcf
- Activities
- G/PUR, GTHS/G, OPRS/G, OPRS/O
- Total Permits
- 430