42-413-31205
Final CompletionHENDERSON R. L.
SCHLEICHER County · District 7 · SUNDOWN ENERGY LP · VELREX (HENDERSON UPPER)
Permits
1
Max Depth
6,360 ft
First Permit
1982-10-14
Latest Activity
1982-10-14
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1982-10-21
Shut-In
—
Plugged
2010-07-26
EWA / Production operator mismatch
Scheduling: SUNDOWN ENERGY LP ≠ Production: MJM OIL & GAS, INC. (reported 1993-11)
EWA / Permit operator mismatch
Scheduling: SUNDOWN ENERGY LP ≠ Permit: ARCHER, A. R., JR.
Resolved via: scheduling → SUNDOWN ENERGY LP
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
1993-01
Last Production
2010-07
Operator History
originally filed by ARCHER, A. R., JR. — 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 2,522 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| LOWER WOLFCAMP (Wolfcamp) | 5,348 ft | -2,826 ft |
| CANYON SAND (Canyon) | 6,160 ft | -3,638 ft |
| UPPER HENDERSON | 6,340 ft | -3,818 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 |
|---|---|
| 6,368–6,376 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 672 ft | 300 sx |
| 2.375" | 6,268 ft | — |
| 4.5" | 6,600 ft | 1,540 sx |
Permit History (1)
Applications (1)
Records & Logs
3 completion filings on record.
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
- 11
- Max Depth
- 6,360 ft
- Drill Type
- Vertical
- County
- SCHLEICHER
- District
- 7
- Operator
- SUNDOWN ENERGY LP
- Completed
- 1982-10-21
Operator
- Name
- SUNDOWN ENGY LP
- Location
- DALLAS
- P-5 Status
- X (filed 2026-06-03)
- Cum Oil (all leases)
- 16,582,532 bbl
- Cum Gas (all leases)
- 24,624,728 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 300