42-105-35102
SHUT INHALFF FIELD UNIT
CROCKETT County · District 7 · ECOWELL OIL AND GAS LLC · HALFF
Permits
1
Max Depth
2,130 ft
First Permit
1985-08-27
Latest Activity
1985-08-27
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
1986-02-16
Shut-In
—
Plugged
—
P-5 Org Status: Delinquent
EWA / Permit operator mismatch
Scheduling: ECOWELL OIL AND GAS LLC ≠ Permit: CANYON RESOURCES, INC
Resolved via: scheduling → ECOWELL OIL AND GAS 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
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 (1) Elevation 2,652 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| TOP GRAYBURG (Grayburg) | 1,987 ft | +665 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 (5)
| Interval | Type |
|---|---|
| 1,987–1,990 ft | Perforated |
| 1,992–1,999 ft | Perforated |
| 2,002–2,009 ft | Perforated |
| 2,011–2,019 ft | Perforated |
| 2,033–2,036 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 851 ft | 320 sx |
| 4.5" | 2,133 ft | 390 sx |
Permit History (1)
Applications (1)
Records & Logs
2 completion filings 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
- 1311
- Max Depth
- 2,130 ft
- Drill Type
- Vertical
- County
- CROCKETT
- District
- 7
- Operator
- ECOWELL OIL AND GAS LLC
- Completed
- 1986-02-16
Operator
- Location
- SAN ANTONIO
- P-5 Status
- Delinquent (filed 2023-09-22)
- Cum Oil (all leases)
- 1,060 bbl
- Cum Gas (all leases)
- — mcf
- Activities
- OPRS/O