CORSICA SWD
MARTIN County · District 8 · STONEHILL MARTIN LLC · ANCHOR RANCH (DEVONIAN)
Permits
1
Max Depth
14,800 ft
First Permit
2019-01-25
Latest Activity
2019-01-25
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2019-04-12
Shut-In
—
Plugged
2026-05-03
EWA / Permit operator mismatch
Scheduling: STONEHILL MARTIN LLC ≠ Permit: WATERFIELD MIDSTREAM OP I LLC
Resolved via: scheduling → STONEHILL MARTIN 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
2019-04
Last Production
2026-07
Injection / Disposal
MARTIN County disposal market →Permitted Volume
50,000 bbl/d
Max Pressure
6,100 psi
Injection Interval
12,200–14,800 ft
Injected (12mo)
123,591 bbl
Monthly injected volume (bbl, from H-10 filings through 2026-02-01)
Seismicity: 97 earthquakes M2+ within 10 km in the last 24 months (max M5.1) · TexNet catalog
Operator History
originally filed by WATERFIELD MIDSTREAM OP I LLC — asset transferred
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (10) Elevation 2,873 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| YATES | 2,920 ft | -47 ft |
| QUEEN | 3,865 ft | -992 ft |
| GRAYBURG | 4,420 ft | -1,547 ft |
| SAN ANDRES - ACTIVE CO2 FLOOD; H (San Andres) | 4,645 ft | -1,772 ft |
| SPRABERRY | 8,160 ft | -5,287 ft |
| DEAN | 9,510 ft | -6,637 ft |
| WOLFCAMP | 9,715 ft | -6,842 ft |
| CISCO | 10,795 ft | -7,922 ft |
| PENNSYLVANIAN | 10,795 ft | -7,922 ft |
| SANTA ROSA | — | — |
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 (2)
| Interval | Type |
|---|---|
| 12,660–12,740 ft | Perforated |
| 13,018–13,818 ft | Open hole |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 1,768 ft | 1,455 sx |
| 9.625" | 9,462 ft | 1,120 sx |
Permit History (1)
Applications (1)
Records & Logs
1 completion filing 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.
Well Details
- Well Number
- 1
- Max Depth
- 14,800 ft
- Drill Type
- Vertical
- County
- MARTIN
- District
- 8
- Operator
- STONEHILL MARTIN LLC
- Completed
- 2019-04-12
Operator
- Location
- MIDLAND
- P-5 Status
- Active (filed 2026-05-29)
- Cum Oil (all leases)
- — bbl
- Cum Gas (all leases)
- — mcf
- Activities
- OPRS/O
- Total Permits
- 9