42-321-00146
Final CompletionOHIO SUN UNIT
MATAGORDA County · District 3 · MARATHON OIL COMPANY · MARKHAM N.-BAY CITY N (W. 3 UP)
Permits
1
Max Depth
8,846 ft
First Permit
2001-06-21
Latest Activity
2001-06-21
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1958-03-07
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: MARATHON OIL COMPANY ≠ Production: ALLEGIANT RESOURCES, LLC (reported 2026-04)
Resolved via: production → ALLEGIANT RESOURCES, 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 (3) Elevation 73 ft (KB)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| MIOCENE (Miocene (undifferentiated)) | 2,500 ft | -2,427 ft |
| ANAHUAC | 5,500 ft | -5,427 ft |
| FRIO | 6,900 ft | -6,827 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 (5)
| Interval | Type |
|---|---|
| 7,754–7,764 ft | Perforated |
| 8,010–8,013 ft | Perforated |
| 8,016–8,020 ft | Perforated |
| 8,311–8,313 ft | Perforated |
| 8,606–8,632 ft | Perforated |
Casing (5)
| Size | Set Depth | Cement |
|---|---|---|
| 10.75" | 2,623 ft | 1,400 sx |
| 10.75" | 2,623 ft | — |
| 2.375" | 7,619 ft | — |
| 7" | 8,829 ft | 700 sx |
| 7" | 8,829 ft | — |
Permit History (1)
Applications (1)
Records & Logs
6 completion filings on record · 2 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
- 13E
- Max Depth
- 8,846 ft
- Drill Type
- Vertical
- County
- MATAGORDA
- District
- 3
- Operator
- MARATHON OIL COMPANY
- Completed
- 1958-03-07
Operator
- Name
- MARATHON OIL CO
- Location
- HOUSTON
- P-5 Status
- Active (filed 2025-08-14)
- Cum Oil (all leases)
- 183,150,113 bbl
- Cum Gas (all leases)
- 1,013,063,895 mcf
- Activities
- CSGD/P, G/PUR
- Total Permits
- 3,707