42-371-38948
SHUT INBOLDEST HAYTER STATE
PECOS County · District 8 · SILTSTONE RESOURCES OP II LLC · HOEFS T-K (WOLFCAMP)
Permits
1
Max Depth
11,750 ft
First Permit
2012-06-22
Latest Activity
2012-06-22
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2013-08-23
Shut-In
—
Plugged
—
P-5 Org Status: Delinquent
EWA / Production operator mismatch
Scheduling: SILTSTONE RESOURCES OP II LLC ≠ Production: COG OPERATING LLC (reported 2014-09)
EWA / Permit operator mismatch
Scheduling: SILTSTONE RESOURCES OP II LLC ≠ Permit: COG OPERATING LLC
Resolved via: scheduling → SILTSTONE RESOURCES OP II 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
2013-03
Last Production
2026-07
Operator History
originally filed by COG OPERATING 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 (3) Elevation 3,377 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| DELAWARE | 5,125 ft | -1,748 ft |
| BONE SPRING | 7,425 ft | -4,048 ft |
| WOLFCMAP | 9,350 ft | -5,973 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 |
|---|---|
| 7,259–9,837 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 1,555 ft | 1,625 sx |
| 9.625" | 5,058 ft | 1,350 sx |
| 7" | 11,479 ft | 920 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.
No GPS coordinates yet
Well Details
- Well Number
- 3503
- Max Depth
- 11,750 ft
- Drill Type
- Vertical
- County
- PECOS
- District
- 8
- Operator
- SILTSTONE RESOURCES OP II LLC
- Completed
- 2013-08-23
Operator
- Location
- WILMINGTON
- P-5 Status
- Delinquent (filed 2020-07-27)
- Cum Oil (all leases)
- 177,292 bbl
- Cum Gas (all leases)
- — mcf
- Activities
- OPRS/O
- Total Permits
- 16