42-161-33371
PRODUCINGSIMPSON
FREESTONE County · District 5 · OLD UNION OPERATING COMPANY · WINKLER S.(COTTON VALLEY LIME)
Permits
1
Max Depth
12,000 ft
First Permit
2005-09-07
Latest Activity
2005-09-07
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2005-11-20
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: OLD UNION OPERATING COMPANY ≠ Permit: CAMTERRA RESOURCES, INC.
Resolved via: production → OLD UNION OPERATING COMPANY
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
2005-11
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 394 ft (KB)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| B/AUSTIN CHALK | 3,396 ft | -3,002 ft |
| T/MASSIVE ANHYDRIDE | 6,375 ft | -5,981 ft |
| B/MASSIVE ANHYDRIDE | 6,433 ft | -6,039 ft |
| T/TRAVIS PEAK | 7,380 ft | -6,986 ft |
| T/COTTON VALLEY | 8,690 ft | -8,296 ft |
| T/COTTON VALLEY LIME | 11,063 ft | -10,669 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 (3)
| Interval | Type |
|---|---|
| 11,064–11,068 ft | Perforated |
| 11,093–11,101 ft | Perforated |
| 11,099–11,101 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,597 ft | 790 sx |
| 5.5" | 11,398 ft | 1,564 sx |
| 5.5" | 11,398 ft | — |
Permit History (1)
Applications (1)
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
- 1
- Max Depth
- 12,000 ft
- Drill Type
- Vertical
- County
- FREESTONE
- District
- 5
- Operator
- OLD UNION OPERATING COMPANY
- Completed
- 2005-11-20
Operator
- Location
- AUSTIN
- P-5 Status
- Active (filed 2026-06-09)
- Cum Oil (all leases)
- 658 bbl
- Cum Gas (all leases)
- 733,311 mcf
- Activities
- CSGD/G, CSGD/P, G/PUR, GTHS/G, OPRS/G, OPRS/O