42-071-32284
SWR-10-WELLBARROW R. J.
CHAMBERS County · District 3 · GCOWS OPERATING LLC · WILLOW SLOUGH (FB-B HACK-B)
Permits
2
Max Depth
10,400 ft
First Permit
2004-11-19
Latest Activity
2004-11-19
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2005-02-02
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: GCOWS OPERATING LLC ≠ Permit: KERR-MCGEE OIL & GAS ONSHORE LLC
Resolved via: production → GCOWS 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
2005-02
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 (4) Elevation 9 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| BASE OF MIOCENE (Miocene (undifferentiated)) | 6,962 ft | -6,953 ft |
| FRIO | 8,442 ft | -8,433 ft |
| SEABREEZE A-1 | 8,996 ft | -8,987 ft |
| HACKBERRY A | 9,428 ft | -9,419 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 |
|---|---|
| 9,451–9,475 ft | Perforated |
| 9,606–9,610 ft | Perforated |
| 9,631–9,663 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 2,120 ft | 980 sx |
| 7" | 9,210 ft | 425 sx |
| 3.5" | 10,200 ft | 275 sx |
Permit History (2)
Applications (2)
Records & Logs
2 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
- 18
- Max Depth
- 10,400 ft
- Drill Type
- Vertical
- County
- CHAMBERS
- District
- 3
- Operator
- GCOWS OPERATING LLC
- Completed
- 2005-02-02
Operator
- Name
- GCOWS OPER LLC
- Location
- MONTGOMERY
- P-5 Status
- Active (filed 2026-02-24)
- Cum Oil (all leases)
- 122,841 bbl
- Cum Gas (all leases)
- 2,709 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 1