42-489-30637
Final CompletionSAUZ RANCH MULATOS PASTURE
WILLACY County · District 4 · FLINT OAK ENERGY LLC · WILLAMAR WEST (MIOCENE 6100)
Permits
4
Max Depth
6,800 ft
First Permit
1980-12-31
Latest Activity
1996-12-05
Lifespan
16 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1993-09-01
Shut-In
—
Plugged
2024-09-30
EWA / Production operator mismatch
Scheduling: FLINT OAK ENERGY LLC ≠ Production: CIMAREX ENERGY CO. OF COLORADO (reported 2009-07)
EWA / Permit operator mismatch
Scheduling: FLINT OAK ENERGY LLC ≠ Permit: PARKER & PARSLEY DEVELOPMENT L.P
Resolved via: scheduling → FLINT OAK 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
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 27 ft (DF)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| TOP OF MIOCENE (Miocene (undifferentiated)) | 3,200 ft | -3,173 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 |
|---|---|
| 5,286–5,292 ft | Perforated |
| 5,612–5,616 ft | Perforated |
| 5,876–5,882 ft | Perforated |
| 6,130–6,136 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 1,612 ft | 780 sx |
| 2.875" | 5,170 ft | — |
| 5.5" | 6,392 ft | 522 sx |
| 5.5" | 6,393 ft | 522 sx |
Permit History (4)
SAUZ RANCH MULATOS PASTURE · 6,800 ft
1996-12-05
Spud 1996-11-12
SAUZ RANCH MULATOS PASTURE · 6,184 ft
1993-08-06
Spud 1993-08-19
SAUZ RANCH MULATOS PASTURE · 6,400 ft
1984-10-29
SAUZ RANCH MULATOS PASTURE · 6,800 ft
1980-12-31
Spud 1981-01-03
Applications (4)
Records & Logs
9 completion filings on record · 2 with log images at RRC.
+3 more filings
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
- 166
- Max Depth
- 6,800 ft
- Drill Type
- Vertical
- County
- WILLACY
- District
- 4
- Operator
- FLINT OAK ENERGY LLC
- Completed
- 1993-09-01
Operator
- Name
- FLINT OAK ENGY, LLC
- Location
- MONTGOMERY
- P-5 Status
- Active (filed 2026-04-15)
- Cum Oil (all leases)
- 675,155 bbl
- Cum Gas (all leases)
- 737,870 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 14