42-321-32177
Final CompletionZAPALAC GAS UNIT
MATAGORDA County · District 3 · GULF COAST ACQUISITIONS CO. L.C. · LARIO (10400)
Permits
1
Max Depth
12,000 ft
First Permit
2007-06-28
Latest Activity
2007-06-28
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2007-11-26
Shut-In
—
Plugged
2017-03-10
EWA / Production operator mismatch
Scheduling: GULF COAST ACQUISITIONS CO. L.C. ≠ Production: SAMSON LONE STAR, LLC (reported 2010-03)
EWA / Permit operator mismatch
Scheduling: GULF COAST ACQUISITIONS CO. L.C. ≠ Permit: SAMSON LONE STAR LP
Resolved via: scheduling → GULF COAST ACQUISITIONS CO. L.C.
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
2007-11
Last Production
2017-03
Injection / Disposal
Permitted Volume
10,000 bbl/d
Max Pressure
1,600 psi
Injection Interval
3,350–3,850 ft
Injected (12mo)
—
Operator History
originally filed by SAMSON LONE STAR LP — asset transferred
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (4) Elevation 40 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| TOP FRIO (Frio) | 7,142 ft | -7,102 ft |
| NONION STRUMA | 7,890 ft | -7,850 ft |
| NOD. BLAN. | 8,290 ft | -8,250 ft |
| TEX. MISS. | 8,810 ft | -8,770 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 |
|---|---|
| 9,920–9,940 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 2,062 ft | 845 sx |
| 4.5" | 10,050 ft | 780 sx |
Permit History (1)
Applications (1)
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
- 1
- Max Depth
- 12,000 ft
- Drill Type
- Vertical
- County
- MATAGORDA
- District
- 3
- Operator
- GULF COAST ACQUISITIONS CO. L.C.
- Completed
- 2007-11-26
Operator
- Location
- REFUGIO
- P-5 Status
- Inactive (filed 2017-10-27)
- Cum Oil (all leases)
- — bbl
- Cum Gas (all leases)
- — mcf
- Total Permits
- 6