42-289-31654
Final CompletionBIG BILL SIMPSON UNIT
LEON County · District 5 · SOUTHWEST ROYALTIES INC. · WILDCAT
Permits
1
Max Depth
20,000 ft
First Permit
2007-03-20
Latest Activity
2007-03-20
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2008-01-16
Shut-In
—
Plugged
2025-09-22
EWA / Production operator mismatch
Scheduling: SOUTHWEST ROYALTIES INC. ≠ Production: WILLIAMS, CLAYTON ENERGY, INC. (reported 2009-08)
EWA / Permit operator mismatch
Scheduling: SOUTHWEST ROYALTIES INC. ≠ Permit: WILLIAMS, CLAYTON ENERGY, INC.
Resolved via: scheduling → SOUTHWEST ROYALTIES INC.
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
2008-01
Last Production
2025-09
Operator History
originally filed by WILLIAMS, CLAYTON ENERGY, INC. — asset transferred
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (3) Elevation 231 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| BASE OF AUSTIN CHALK (Austin Chalk) | 5,686 ft | -5,455 ft |
| PETTIT | 10,340 ft | -10,109 ft |
| BOSSIER | 17,120 ft | -16,889 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 (2)
| Interval | Type |
|---|---|
| 18,884–19,088 ft | Perforated |
| 19,172–19,272 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 16" | 3,000 ft | 4,435 sx |
| 11.875" | 10,807 ft | 3,075 sx |
| 9.625" | 16,930 ft | 1,345 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 can't be deep-linked — clicking copies the API for you to paste.
No GPS coordinates yet
Well Details
- Well Number
- 1
- Max Depth
- 20,000 ft
- Drill Type
- Vertical
- County
- LEON
- District
- 5
- Operator
- SOUTHWEST ROYALTIES INC.
- Completed
- 2008-01-16
Operator
- Location
- MIDLAND
- P-5 Status
- Active (filed 2026-01-06)
- Cum Oil (all leases)
- 33,256,292 bbl
- Cum Gas (all leases)
- 40,059,151 mcf
- Activities
- G/PUR, OPRS/G, OPRS/O
- Total Permits
- 497