42-105-35105
SHUT INHALFF FIELD UNIT
CROCKETT County · District 7 · ECOWELL OIL AND GAS LLC · HALFF
Permits
1
Max Depth
2,000 ft
First Permit
1985-08-27
Latest Activity
1985-08-27
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
1986-01-13
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 2,515 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| TOP GRAYBURG (Grayburg) | 1,844 ft | +671 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 (4)
| Interval | Type |
|---|---|
| 1,844–1,854 ft | Perforated |
| 1,857–1,868 ft | Perforated |
| 1,869–1,880 ft | Perforated |
| 1,891–1,894 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 754 ft | 340 sx |
| 4.5" | 1,977 ft | 370 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
- 1508
- Max Depth
- 2,000 ft
- Drill Type
- Vertical
- County
- CROCKETT
- District
- 7
- Operator
- ECOWELL OIL AND GAS LLC
- Completed
- 1986-01-13
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