42-329-45563
SHUT IN HorizontalHOLZGRAF GERONIMO A
MIDLAND County · District 8 · DISCOVERY OPERATING INC. · SPRABERRY (TREND AREA)
Permits
3
Max Depth
10,500 ft
First Permit
2022-04-06
Latest Activity
2022-04-06
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2023-01-29
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
2022-06
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 (10) Elevation 2,887 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SANTA ROSA | 218 ft | +2,669 ft |
| RUSTLER | 1,748 ft | +1,139 ft |
| YATES | 2,857 ft | +30 ft |
| SEVEN RIVERS | 3,050 ft | -163 ft |
| QUEEN | 3,857 ft | -970 ft |
| GRAYBURG | 4,461 ft | -1,574 ft |
| SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres) | 4,629 ft | -1,742 ft |
| GLORIETA | 6,110 ft | -3,223 ft |
| CLEARFORK (Clear Fork) | 7,113 ft | -4,226 ft |
| SPRABERRY | 7,891 ft | -5,004 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 ↗
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 |
|---|---|
| 8,752–19,132 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 422 ft | 437 sx |
| 8.625" | 7,824 ft | 610 sx |
| 5.5" | 19,229 ft | 1,770 sx |
Permit History (3)
Applications (3)
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.
Well Details
- Well Number
- 1521MS
- Max Depth
- 10,500 ft
- Drill Type
- Horizontal
- County
- MIDLAND
- District
- 8
- Operator
- DISCOVERY OPERATING INC.
- Completed
- 2023-01-29
Operator
- Name
- DISCOVERY OPER, INC
- Location
- MIDLAND
- P-5 Status
- Active (filed 2026-03-31)
- Cum Oil (all leases)
- 41,497,911 bbl
- Cum Gas (all leases)
- 33,774,384 mcf
- Activities
- GTHS/G, OPRS/G, OPRS/O
- Total Permits
- 712