42-459-30097
Final CompletionCEDAR SPRINGS GAS UNIT NO. 11
UPSHUR County · District 6 · MARATHON OIL COMPANY · CEDAR SPRINGS (TRAVIS PEAK 9000)
Permits
1
Max Depth
9,550 ft
First Permit
2002-09-06
Latest Activity
2002-09-06
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1974-12-02
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: MARATHON OIL COMPANY ≠ Production: D-S-B PROPERTIES, LLC (reported 2017-08)
EWA / Permit operator mismatch
Scheduling: MARATHON OIL COMPANY ≠ Permit: GEO-VEST OF TEXAS, INC.
Resolved via: scheduling → MARATHON OIL 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 (3) Elevation 335 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| BMA | 7,100 ft | -6,765 ft |
| TOP PETTIT (Pettit) | 7,710 ft | -7,375 ft |
| TOP TRAVIS PEAK (Travis Peak) | 7,836 ft | -7,501 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 |
|---|---|
| 8,594–8,782 ft | Perforated |
| 8,594–9,366 ft | Perforated |
| 9,356–966 ft | Perforated |
| 9,356–9,504 ft | Perforated |
| 9,496–9,504 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 1,031 ft | 425 sx |
| 8.625" | 1,031 ft | — |
| 4.5" | 9,800 ft | 850 sx |
| 4.5" | 9,800 ft | — |
Permit History (1)
Applications (1)
Records & Logs
7 completion filings on record.
+1 more filings
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
- 9,550 ft
- Drill Type
- Vertical
- County
- UPSHUR
- District
- 6
- Operator
- MARATHON OIL COMPANY
- Completed
- 1974-12-02
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