42-297-35811
PRODUCING HorizontalTHREE SISTERS 01
LIVE OAK County · District 2 · MARATHON OIL EF LLC · SUGARKANE (EAGLE FORD)
Permits
1
Max Depth
25,000 ft
First Permit
2015-11-13
Latest Activity
2015-11-13
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2017-09-20
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: MARATHON OIL EF LLC ≠ Permit: PIONEER NATURAL RES. USA, INC.
Resolved via: production → MARATHON OIL EF 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
2016-01
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 (14) Elevation 218 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| FRIO - DISPOSAL (Frio) | 240 ft | -22 ft |
| HOCKLEY - DISPOSAL | 740 ft | -522 ft |
| JACKSON-YEGUA - DISPOSAL (Jackson) | 1,430 ft | -1,212 ft |
| COOK MOUNTAIN | 2,538 ft | -2,320 ft |
| QUEEN CITY | 3,735 ft | -3,517 ft |
| JACKSON-YEGUA - DISPOSAL (Jackson) | 4,730 ft | -4,512 ft |
| WILCOX | 5,172 ft | -4,954 ft |
| WILCOX | 7,929 ft | -7,711 ft |
| AUSTIN CHALK | 12,263 ft | -12,045 ft |
| EAGLE FORD - H2S (Eagle Ford) | 12,476 ft | -12,258 ft |
| EAGLE FORD - H2S (Eagle Ford) | 12,477 ft | -12,259 ft |
| AUSTIN CHALK | 23,363 ft | -23,145 ft |
| EDWARDS - H2S (Edwards) | — | — |
| SLIGO - H2S (Sligo) | — | — |
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 |
|---|---|
| 12,935–22,363 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 6,492 ft | 3,520 sx |
| 5.5" | 22,656 ft | 3,635 sx |
Permit History (1)
Applications (1)
Records & Logs
3 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
- 39H
- Max Depth
- 25,000 ft
- Drill Type
- Horizontal
- County
- LIVE OAK
- District
- 2
- Operator
- MARATHON OIL EF LLC
- Completed
- 2017-09-20
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
- 3,173