42-097-05500
Final CompletionWALNUT BEND FIELD UNIT NO. 2
COOKE County · District 9 · ARCO OIL & GAS CO. · WALNUT BEND (HUDSPETH)
Permits
1
Max Depth
4,910 ft
First Permit
1981-05-13
Latest Activity
1981-05-13
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1981-04-15
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: ARCO OIL & GAS CO. ≠ Production: SYDRI OPERATING, LLC (reported 2026-04)
Resolved via: production → SYDRI OPERATING, LLC
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
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 (3) Elevation 690 ft
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| HUDSPETH | 3,898 ft | -3,208 ft |
| SNUGGS | 4,720 ft | -4,030 ft |
| RAMSEY | 4,803 ft | -4,113 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 |
|---|---|
| 3,898–3,906 ft | Perforated |
| 3,975–3,990 ft | Perforated |
| 4,038–4,050 ft | Perforated |
Casing (5)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 1,029 ft | 300 sx |
| 8.625" | 1,037 ft | 300 sx |
| 2.875" | 4,052 ft | — |
| 5.5" | 4,879 ft | 400 sx |
| 5.5" | 4,883 ft | 400 sx |
Permit History (1)
Applications (1)
Records & Logs
6 completion filings on record.
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
- 21-4
- Max Depth
- 4,910 ft
- Drill Type
- Vertical
- County
- COOKE
- District
- 9
- Operator
- ARCO OIL & GAS CO.
- Completed
- 1981-04-15
Operator
- Location
- PLANO
- P-5 Status
- Inactive (filed 2004-11-23)
- Cum Oil (all leases)
- 16,679,531 bbl
- Cum Gas (all leases)
- 57,198,899 mcf
- Total Permits
- 3,065