42-479-34791
PRODUCINGBLOCK ANNA
WEBB County · District 4 · COLUMBUS ENERGY LLC · BASHARA-HEREFORD (7300)
Permits
1
Max Depth
8,500 ft
First Permit
1988-12-14
Latest Activity
1988-12-14
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
1989-04-17
Shut-In
—
Plugged
—
P-5 Org Status: X
EWA / Permit operator mismatch
Scheduling: COLUMBUS ENERGY LLC ≠ Permit: TRANSAMERICAN NATURAL GAS CORP.
Resolved via: production → COLUMBUS ENERGY, 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 (4) Elevation 463 ft
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| QUEEN CITY | 950 ft | -487 ft |
| WILCOX (T. CARRIZO) (Wilcox) | 3,180 ft | -2,717 ft |
| B/CARRIZO | 4,430 ft | -3,967 ft |
| WILLS POINT | 7,900 ft | -7,437 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 |
|---|---|
| 6,753–7,467 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 10.75" | 860 ft | 600 sx |
| 7.625" | 5,854 ft | 365 sx |
| 5" | 8,504 ft | 350 sx |
Permit History (1)
Applications (1)
Records & Logs
2 completion filings on record.
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
- 3
- Max Depth
- 8,500 ft
- Drill Type
- Vertical
- County
- WEBB
- District
- 4
- Operator
- COLUMBUS ENERGY LLC
- Completed
- 1989-04-17
Operator
- Name
- COLUMBUS ENGY, LLC
- Location
- HOUSTON
- P-5 Status
- X (filed 2026-06-02)
- Cum Oil (all leases)
- 47,050 bbl
- Cum Gas (all leases)
- 153,585,182 mcf
- Activities
- CSGD/G, CSGD/P, G/PUR, GTHS/G, OPRS/G, OPRS/O
- Total Permits
- 51