42-297-35782
HorizontalTHREE SISTERS 01
LIVE OAK County · District 2 · PIONEER NATURAL RES. USA INC. · SUGARKANE (EAGLE FORD)
Permits
3
Max Depth
25,000 ft
First Permit
2015-09-18
Latest Activity
2015-09-18
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2016-02-17
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: PIONEER NATURAL RES. USA INC. ≠ Production: MARATHON OIL EF LLC (reported 2026-04)
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
2016-02
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 (10) Elevation 208 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| FRIO - DISPOSAL (Frio) | 250 ft | -42 ft |
| HOCKLEY - DISPOSAL | 740 ft | -532 ft |
| JACKSON-YEGUA - DISPOSAL (Jackson) | 1,459 ft | -1,251 ft |
| COOK MOUNTAIN | 2,535 ft | -2,327 ft |
| QUEEN CITY | 3,792 ft | -3,584 ft |
| WILCOX | 5,162 ft | -4,954 ft |
| AUSTIN CHALK | 12,226 ft | -12,018 ft |
| EAGLE FORD - H2S (Eagle Ford) | 12,453 ft | -12,245 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 ↗
Offset Well Tops (nearest 8 wells with tops)
What nearby completed wells reported.
Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section, including this one).
Perforations (1)
| Interval | Type |
|---|---|
| 12,745–22,037 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 12.25" | 6,468 ft | 2,026 sx |
| 9.625" | 6,468 ft | 2,026 sx |
| 8.5" | 22,280 ft | 3,768 sx |
| 5.5" | 22,280 ft | 3,768 sx |
Permit History (3)
Applications (3)
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.
Well Details
- Well Number
- 36H
- Max Depth
- 25,000 ft
- Drill Type
- Horizontal
- County
- LIVE OAK
- District
- 2
- Operator
- PIONEER NATURAL RES. USA INC.
- Completed
- 2016-02-17
Operator
- Location
- Y SPRING
- P-5 Status
- Active (filed 2025-08-01)
- Cum Oil (all leases)
- 1,771,882,421 bbl
- Cum Gas (all leases)
- 1,763,727,021 mcf
- Activities
- CSGD/G, CSGD/P, G/PUR, GTHS/G, GTHS/O, OPRS/G, OPRS/O
- Total Permits
- 15,399