42-505-31772
Final CompletionASCHE
ZAPATA County · District 4 · TRANSAMERICAN NATURAL GAS CORP. · CHARCO (9400)
Permits
1
Max Depth
10,800 ft
First Permit
1984-03-08
Latest Activity
1984-03-08
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1984-08-14
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: TRANSAMERICAN NATURAL GAS CORP. ≠ Production: HILCORP ENERGY COMPANY (reported 2026-04)
EWA / Permit operator mismatch
Scheduling: TRANSAMERICAN NATURAL GAS CORP. ≠ Permit: GHR ENERGY CORP.
Resolved via: production → HILCORP ENERGY 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
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 (5) Elevation 373 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| YEGUA | 1,770 ft | -1,397 ft |
| QUEEN CITY | 3,670 ft | -3,297 ft |
| WILCOX | 6,380 ft | -6,007 ft |
| LOWER WILCOX (Wilcox) | 7,820 ft | -7,447 ft |
| PERDIDO UNCONFORMITY | 9,320 ft | -8,947 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 |
|---|---|
| 9,339–9,681 ft | Perforated |
| 9,939–10,222 ft | Perforated |
| 9,959–10,022 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 10.75" | 765 ft | 203 sx |
| 7.625" | 8,500 ft | 255 sx |
| 5" | 10,501 ft | 247 sx |
Permit History (1)
Applications (1)
Records & Logs
3 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
- 7
- Max Depth
- 10,800 ft
- Drill Type
- Vertical
- County
- ZAPATA
- District
- 4
- Operator
- TRANSAMERICAN NATURAL GAS CORP.
- Completed
- 1984-08-14
Operator
- Location
- HOUSTON
- P-5 Status
- Delinquent (filed 1999-09-14)
- Cum Oil (all leases)
- — bbl
- Cum Gas (all leases)
- 164,941,471 mcf
- Activities
- G/PUR
- Total Permits
- 772