42-507-32509
Final Completion HorizontalPICKENS RANCH
ZAVALA County · District 1 · HAWTHORN ENERGY PARTNERS LLC · PEARSALL (AUSTIN CHALK)
Permits
5
Max Depth
6,500 ft
First Permit
1995-02-24
Latest Activity
2007-05-17
Lifespan
12 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2007-07-03
Shut-In
—
Plugged
2010-07-29
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
1993-01
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 (2) Elevation 557 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| ANACACHO | 5,088 ft | -4,531 ft |
| CHALK | 5,515 ft | -4,958 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 (8)
| Interval | Type |
|---|---|
| 5,359–9,901 ft | Perforated |
| 5,400–6,137 ft | Perforated |
| 5,556–10,389 ft | Perforated |
| 5,578–9,408 ft | Perforated |
| 5,715–7,555 ft | Perforated |
| 5,755–12,450 ft | Perforated |
| 5,940–11,313 ft | Perforated |
| 6,456–9,981 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 16" | 51 ft | — |
| 9.625" | 2,205 ft | 450 sx |
| 7" | 5,564 ft | 320 sx |
| 9.625" | 22,055 ft | 450 sx |
Permit History (5)
PICKENS RANCH · 6,500 ft
2007-05-17
Spud 2007-05-26
PICKENS RANCH · 6,500 ft
2007-05-17
PICKENS RANCH · 6,500 ft
2006-03-16
Spud 2006-04-01
PICKENS RANCH · 6,500 ft
1995-02-24
PICKENS RANCH · 6,500 ft
1995-02-24
Spud 1995-02-28
Applications (5)
Records & Logs
5 completion filings on record · 3 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
- 4H
- Max Depth
- 6,500 ft
- Drill Type
- Horizontal
- County
- ZAVALA
- District
- 1
- Operator
- HAWTHORN ENERGY PARTNERS LLC
- Completed
- 2007-07-03
Operator
- Location
- NICHOLS HIL
- P-5 Status
- Active (filed 2025-12-22)
- Cum Oil (all leases)
- 1,880,857 bbl
- Cum Gas (all leases)
- 7,566,467 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 79