42-097-01111
Final CompletionWALNUT BEND FIELD UNIT NO. 1
COOKE County · District 9 · SYDRI OPERATING LLC · WALNUT BEND (WINGER)
Permits
1
Max Depth
5,525 ft
First Permit
1997-05-06
Latest Activity
1997-05-06
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
—
Shut-In
—
Plugged
2019-10-10
EWA / Permit operator mismatch
Scheduling: SYDRI OPERATING LLC ≠ Permit: VASTAR RESOURCES, INC.
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
1,850 psi
Injection Interval
3,920–5,420 ft
Injected (12mo)
—
Monthly injected volume (bbl, from H-10 filings through 2019-08-01)
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 (5) Elevation 781 ft
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SNUGGS | 4,830 ft | -4,049 ft |
| BEST | 5,091 ft | -4,310 ft |
| AKINS | 5,352 ft | -4,571 ft |
| ATKINS | 5,352 ft | -4,571 ft |
| WINGER | 5,450 ft | -4,669 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 (5)
| Interval | Type |
|---|---|
| 4,830–4,840 ft | Perforated |
| 4,878–4,880 ft | Perforated |
| 5,091–5,101 ft | Perforated |
| 5,352–5,362 ft | Perforated |
| 5,396–5,406 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 1,155 ft | 465 sx |
| 5.75" | 4,697 ft | 300 sx |
| 5.563" | 5,470 ft | — |
Permit History (1)
Applications (1)
Records & Logs
5 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
- 171
- Max Depth
- 5,525 ft
- Drill Type
- Vertical
- County
- COOKE
- District
- 9
- Operator
- SYDRI OPERATING LLC
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