42-489-30756
Final CompletionWILLAMAR WEST MIOCENE UNIT
WILLACY County · District 4 · CITATION OIL & GAS CORP. · WILLAMAR WEST (MIOCENE 6300)
Permits
3
Max Depth
8,100 ft
First Permit
1984-06-26
Latest Activity
2002-06-11
Lifespan
18 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1991-09-07
Shut-In
—
Plugged
—
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
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (4) Elevation 12 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| MARG FRIO 1 | 7,780 ft | -7,768 ft |
| MARG FRIO 2 | 7,865 ft | -7,853 ft |
| MARG FRIO 3 | 7,920 ft | -7,908 ft |
| MARG FRIO 4 | 7,960 ft | -7,948 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 |
|---|---|
| 4,728–4,734 ft | Perforated |
| 6,293–6,306 ft | Perforated |
| 7,858–7,904 ft | Perforated |
| 7,916–7,950 ft | Perforated |
| 7,952–7,964 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,608 ft | 687 sx |
| 5.5" | 8,100 ft | 445 sx |
Permit History (3)
Applications (3)
Records & Logs
6 completion filings on record · 2 with log images at RRC.
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
- M 28
- Max Depth
- 8,100 ft
- Drill Type
- Vertical
- County
- WILLACY
- District
- 4
- Operator
- CITATION OIL & GAS CORP.
- Completed
- 1991-09-07
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