42-097-32924
UNORTH WALNUT BEND UNIT
COOKE County · District 9 · SYDRI OPERATING LLC · WALNUT BEND N. (CANYON-STRAWN)
Permits
2
Max Depth
5,350 ft
First Permit
1988-02-09
Latest Activity
1988-02-09
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1989-07-05
Shut-In
—
Plugged
1997-10-23
EWA / Permit operator mismatch
Scheduling: SYDRI OPERATING LLC ≠ Permit: ARCO OIL & GAS CO.
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 (6) Elevation 753 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| CANYON | 2,417 ft | -1,664 ft |
| CANYON C-1 (Canyon) | 2,477 ft | -1,724 ft |
| CANYON C-3 (Canyon) | 2,583 ft | -1,830 ft |
| COX | 3,423 ft | -2,670 ft |
| HUDSPETH | 4,323 ft | -3,570 ft |
| MONTGOMERY | 5,043 ft | -4,290 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 |
|---|---|
| 5,046–5,112 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 1,200 ft | 925 sx |
| 5.5" | 5,270 ft | 1,405 sx |
Permit History (2)
Applications (2)
Records & Logs
3 completion filings 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
- 209
- Max Depth
- 5,350 ft
- Drill Type
- Vertical
- County
- COOKE
- District
- 9
- Operator
- SYDRI OPERATING LLC
- Completed
- 1989-07-05
Operator
- Name
- SYDRI OPER, LLC
- Location
- DALLAS
- P-5 Status
- Active (filed 2026-03-11)
- Cum Oil (all leases)
- 1,658,317 bbl
- Cum Gas (all leases)
- 13,645,298 mcf
- Activities
- CSGD/G, CSGD/P, G/PUR, GTHS/G, OPRS/G, OPRS/O
- Total Permits
- 42