42-013-31691
Final CompletionPLEASANTON E. (ESCONDIDO UNIT)
ATASCOSA County · District 1 · EAGLE FORD OIL CO. INC. · PLEASANTON E. (ESCONDIDO)
Permits
1
Max Depth
4,900 ft
First Permit
1982-11-15
Latest Activity
1982-11-15
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1984-09-24
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: EAGLE FORD OIL CO. INC. ≠ Production: MAZCO ENERGY LLC (reported 2026-04)
EWA / Permit operator mismatch
Scheduling: EAGLE FORD OIL CO. INC. ≠ Permit: SUN EXPL. & PROD. CO.-HOUSTON
Resolved via: production → MAZCO ENERGY 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
Injection / Disposal
Permitted Volume
200 bbl/d
Max Pressure
2,300 psi
Injection Interval
4,660–4,705 ft
Injected (12mo)
—
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 382 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| ESCONDIDO | 4,663 ft | -4,281 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 |
|---|---|
| 4,660–4,705 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 170 ft | 125 sx |
| 2.875" | 4,511 ft | — |
| 5.5" | 4,797 ft | 705 sx |
| 5.5" | 4,800 ft | 705 sx |
Permit History (1)
Applications (1)
Records & Logs
4 completion filings on record.
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
- 504
- Max Depth
- 4,900 ft
- Drill Type
- Vertical
- County
- ATASCOSA
- District
- 1
- Operator
- EAGLE FORD OIL CO. INC.
- Completed
- 1984-09-24
Operator
- Location
- HOUSTON
- P-5 Status
- Delinquent (filed 2025-05-29)
- Cum Oil (all leases)
- 9,428 bbl
- Cum Gas (all leases)
- — mcf
- Activities
- OPRS/O
- Total Permits
- 6