GRIERSON-UNIVERSITY SWD
CROCKETT County · District 7 · MARATHON OIL COMPANY · AMIET (PENN DETRITAL)
Permits
3
Max Depth
10,200 ft
First Permit
1986-01-14
Latest Activity
1997-09-12
Lifespan
12 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1997-10-16
Shut-In
—
Plugged
2004-11-10
EWA / Permit operator mismatch
Scheduling: MARATHON OIL COMPANY ≠ Permit: ENRON OIL & GAS COMPANY
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
1997-11
Last Production
2004-12
Injection / Disposal
Permitted Volume
1,500 bbl/d
Max Pressure
1,200 psi
Injection Interval
3,630–4,100 ft
Injected (12mo)
—
Operator History
originally filed by ENRON OIL & GAS COMPANY — asset transferred
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (9) Elevation 2,562 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| LWR. QUEEN | 2,725 ft | -163 ft |
| GRAYBURG/SAN ANDRES (Grayburg) | 2,996 ft | -434 ft |
| SPRBY | 5,610 ft | -3,048 ft |
| DEAN | 6,812 ft | -4,250 ft |
| WLFCMP | 6,914 ft | -4,352 ft |
| STRAWN | 8,530 ft | -5,968 ft |
| PENN DETRITAL (Pennsylvanian) | 8,790 ft | -6,228 ft |
| FUSSELMAN | 9,442 ft | -6,880 ft |
| ELLENBURGER | 9,916 ft | -7,354 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 |
|---|---|
| 3,710–3,758 ft | Perforated |
| 3,774–3,798 ft | Perforated |
| 8,793–8,885 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 763 ft | 530 sx |
| 5.5" | 4,117 ft | 1,260 sx |
| 9.625" | 4,400 ft | 580 sx |
| 5.5" | 10,063 ft | 960 sx |
Permit History (3)
Applications (3)
Records & Logs
4 completion filings on record · 1 with log images at RRC.
Completion packets open directly (post-2011 filings include attached logs). Log images and the UL library can't be deep-linked — clicking copies the API for you to paste.
No GPS coordinates yet
Well Details
- Well Number
- 1
- Max Depth
- 10,200 ft
- Drill Type
- Vertical
- County
- CROCKETT
- District
- 7
- Operator
- MARATHON OIL COMPANY
- Completed
- 1997-10-16
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