42-013-34737
PRODUCING Horizontal74 RANCH SPECIAL UNIT EAST
ATASCOSA County · District 1 · MARATHON OIL EF LLC · EAGLEVILLE (EAGLE FORD-1)
Permits
1
Max Depth
18,500 ft
First Permit
2013-05-15
Latest Activity
2013-05-15
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2015-05-26
Shut-In
—
Plugged
—
P-5 Org Status: Active
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
2013-10
Last Production
2026-07
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (8) Elevation 274 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| QUEEN CITY | 2,500 ft | -2,226 ft |
| CARRIZO | 3,425 ft | -3,151 ft |
| WILCOX | 3,770 ft | -3,496 ft |
| NAVARRO | 7,875 ft | -7,601 ft |
| OLMOS | 8,850 ft | -8,576 ft |
| ANACACHO | 10,442 ft | -10,168 ft |
| AUSTIN CHALK | 10,694 ft | -10,420 ft |
| EAGLE FORD | 10,791 ft | -10,517 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 |
|---|---|
| 11,192–17,785 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 5,335 ft | 1,285 sx |
| 5.5" | 17,922 ft | 1,950 sx |
Permit History (1)
Applications (1)
Records & Logs
2 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
- 2H
- Max Depth
- 18,500 ft
- Drill Type
- Horizontal
- County
- ATASCOSA
- District
- 1
- Operator
- MARATHON OIL EF LLC
- Completed
- 2015-05-26
Operator
- Name
- MARATHON OIL EF LLC
- Location
- HOUSTON
- P-5 Status
- Active (filed 2025-09-26)
- Cum Oil (all leases)
- 409,189,156 bbl
- Cum Gas (all leases)
- 1,029,735,602 mcf
- Activities
- CSGD/G, CSGD/P, G/PUR, GTHS/C, GTHS/G, GTHS/O, OPRS/G, OPRS/O
- Total Permits
- 3,175