42-507-31913
SHUT INPRYOR RANCH
ZAVALA County · District 1 · MCDAY ENERGY CORP. · WINN-DULCE (BRACERO-OIL)
Permits
1
Max Depth
2,806 ft
First Permit
1983-02-10
Latest Activity
1983-02-10
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
1984-02-15
Shut-In
—
Plugged
—
P-5 Org Status: X
EWA / Permit operator mismatch
Scheduling: MCDAY ENERGY CORP. ≠ Permit: WINN EXPLORATION/DULCE COMPANY
Resolved via: production → MCDAY ENERGY CORP.
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 (5) Elevation 693 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| ESCONDIDO | 1,650 ft | -957 ft |
| OLMOS | 2,216 ft | -1,523 ft |
| DEL MONTE | 2,592 ft | -1,899 ft |
| BRACERO | 2,652 ft | -1,959 ft |
| ELAINE | 2,716 ft | -2,023 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 |
|---|---|
| 2,663–2,690 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 241 ft | 175 sx |
| 4.5" | 2,806 ft | 650 sx |
Permit History (1)
Applications (1)
Records & Logs
2 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
- 204
- Max Depth
- 2,806 ft
- Drill Type
- Vertical
- County
- ZAVALA
- District
- 1
- Operator
- MCDAY ENERGY CORP.
- Completed
- 1984-02-15
Operator
- Name
- MCDAY ENGY CORP
- Location
- PLANO
- P-5 Status
- X (filed 2026-06-02)
- Cum Oil (all leases)
- 1,564,984 bbl
- Cum Gas (all leases)
- 1,473,807 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 52