42-097-30446
Final CompletionWALNUT BEND FIELD UNIT NO. 2
COOKE County · District 9 · ARCO OIL & GAS CO. · WALNUT BEND (ATKINS)
Permits
1
Max Depth
5,160 ft
First Permit
1979-04-04
Latest Activity
1979-04-04
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1979-06-15
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
Injection / Disposal
Permitted Volume
2,500 bbl/d
Max Pressure
1,900 psi
Injection Interval
3,800–5,150 ft
Injected (12mo)
507,534 bbl
Monthly injected volume (bbl, from H-10 filings through 2025-08-01)
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 697 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| RAMSEY | 4,758 ft | -4,061 ft |
| BEST | 4,878 ft | -4,181 ft |
| ATKINS | 4,993 ft | -4,296 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 (11)
| Interval | Type |
|---|---|
| 4,758–4,762 ft | Perforated |
| 4,758–4,774 ft | Perforated |
| 4,784–4,794 ft | Perforated |
| 4,784–4,800 ft | Perforated |
| 4,878–4,782 ft | Perforated |
| 4,878–4,882 ft | Perforated |
| 4,878–4,884 ft | Perforated |
| 4,890–4,904 ft | Perforated |
| 4,993–5,006 ft | Perforated |
| 5,090–5,102 ft | Perforated |
| 5,120–5,134 ft | Perforated |
Casing (7)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 1,259 ft | 675 sx |
| 8.625" | 1,259 ft | 675 sx |
| 8.625" | 1,260 ft | 675 sx |
| 5.5" | 3,154 ft | 350 sx |
| 5.5" | 3,169 ft | 350 sx |
| 5.5" | 3,169 ft | 350 sx |
| 2.875" | 4,960 ft | — |
Permit History (1)
Applications (1)
Records & Logs
7 completion filings on record.
+1 more filings
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
- 26-21
- Max Depth
- 5,160 ft
- Drill Type
- Vertical
- County
- COOKE
- District
- 9
- Operator
- ARCO OIL & GAS CO.
- Completed
- 1979-06-15
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