42-489-30606
Final CompletionWILLAMAR WEST MIOCENE UNIT
WILLACY County · District 4 · CITATION OIL & GAS CORP. · WILLAMAR WEST (MIOCENE 5300)
Permits
1
Max Depth
5,500 ft
First Permit
1979-09-24
Latest Activity
1979-09-24
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1980-10-23
Shut-In
—
Plugged
—
EWA / Permit operator mismatch
Scheduling: CITATION OIL & GAS CORP. ≠ Permit: AMOCO PRODUCTION COMPANY
Resolved via: production → CITATION OIL & GAS 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
originally filed by AMOCO PRODUCTION COMPANY — asset transferred
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (8) Elevation 28 ft (DF)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| MIOCENE (5100) (Miocene (undifferentiated)) | 5,092 ft | -5,064 ft |
| MIOCENE 5100 (Miocene (undifferentiated)) | 5,092 ft | -5,064 ft |
| MIOCENE (5200) (Miocene (undifferentiated)) | 5,180 ft | -5,152 ft |
| MIOCENE 5200 (Miocene (undifferentiated)) | 5,180 ft | -5,152 ft |
| MIOCENE (5300) (Miocene (undifferentiated)) | 5,274 ft | -5,246 ft |
| MIOCENE 5300 (Miocene (undifferentiated)) | 5,290 ft | -5,262 ft |
| MIOCENE (5850) (Miocene (undifferentiated)) | 5,862 ft | -5,834 ft |
| MIOCENE 5850 (Miocene (undifferentiated)) | 5,862 ft | -5,834 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 (2)
| Interval | Type |
|---|---|
| 5,187–5,196 ft | Perforated |
| 5,274–5,280 ft | Perforated |
Casing (5)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,530 ft | 750 sx |
| 9.625" | 2,530 ft | 750 sx |
| — | 5,212 ft | — |
| 2" | 5,227 ft | — |
| 5.5" | 5,350 ft | 1,240 sx |
Permit History (1)
Applications (1)
Records & Logs
5 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
- M12
- Max Depth
- 5,500 ft
- Drill Type
- Vertical
- County
- WILLACY
- District
- 4
- Operator
- CITATION OIL & GAS CORP.
- Completed
- 1980-10-23
Operator
- Location
- HOUSTON
- P-5 Status
- X (filed 2026-05-27)
- Cum Oil (all leases)
- 72,247,033 bbl
- Cum Gas (all leases)
- 24,511,082 mcf
- Activities
- CSGD/G, CSGD/P, G/PUR, GTHS/G, OPRS/G, OPRS/O
- Total Permits
- 864