42-383-34450
PRODUCINGFANDANGO
REAGAN County · District 7 · EXTEX OPERATING COMPANY · SLEDGEHAMMER (FUSSELMAN)
Permits
1
Max Depth
10,300 ft
First Permit
1995-08-08
Latest Activity
1995-08-08
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2010-10-16
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: EXTEX OPERATING COMPANY ≠ Permit: COLLINS & WARE, INC.
Resolved via: production → EXTEX OPERATING COMPANY
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
1995-10
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 (7) Elevation 2,504 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SAN ANDRES | 2,195 ft | +309 ft |
| SPRABERRY | 5,211 ft | -2,707 ft |
| STRAWN | 9,174 ft | -6,670 ft |
| WOODFORD | 9,458 ft | -6,954 ft |
| SILURIAN (Silurian (undifferentiated)) | 9,499 ft | -6,995 ft |
| SYLVAN | 9,745 ft | -7,241 ft |
| ELLENBURGER | 9,759 ft | -7,255 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 (3)
| Interval | Type |
|---|---|
| 9,658–9,674 ft | Perforated |
| 9,682–9,689 ft | Perforated |
| 9,686–9,689 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 625 ft | 615 sx |
| 8.625" | 4,420 ft | 1,050 sx |
| 5.5" | 9,837 ft | 1,225 sx |
Permit History (1)
Applications (2)
Records & Logs
4 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
- 1
- Max Depth
- 10,300 ft
- Drill Type
- Vertical
- County
- REAGAN
- District
- 7
- Operator
- EXTEX OPERATING COMPANY
- Completed
- 2010-10-16
Operator
- Name
- EXTEX OPER CO
- Location
- HOUSTON
- P-5 Status
- Active (filed 2026-01-07)
- Cum Oil (all leases)
- 5,887,486 bbl
- Cum Gas (all leases)
- 10,031,045 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 117