42-383-33976
Final Completion HorizontalSidetrackUNIVERSITY
REAGAN County · District 7 · APACHE CORPORATION · BIG LAKE (ELLENBURGER)
Permits
3
Max Depth
8,900 ft
First Permit
1989-10-23
Latest Activity
1998-01-05
Lifespan
8 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1998-02-06
Shut-In
—
Plugged
2025-02-26
EWA / Permit operator mismatch
Scheduling: APACHE CORPORATION ≠ Permit: MARATHON OIL COMPANY
Resolved via: scheduling → APACHE CORPORATION
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
2025-03
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (7) Elevation 2,672 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| GRAYBURG | 2,844 ft | -172 ft |
| SPRABERRY "A" (Spraberry) | 5,900 ft | -3,228 ft |
| SPRAYBERRY "A" (Spraberry) | 5,900 ft | -3,228 ft |
| LOWER SPRABERRY (Spraberry) | 6,172 ft | -3,500 ft |
| LOWER SPRAYBERRY (Spraberry) | 6,172 ft | -3,500 ft |
| DEAN | 6,626 ft | -3,954 ft |
| ELLENBURGER | 8,100 ft | -5,428 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 (3)
| Interval | Type |
|---|---|
| 8,083–9,257 ft | Open hole |
| 8,136–8,178 ft | Perforated |
| 8,221–8,236 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 800 ft | 450 sx |
| 5.5" | 8,857 ft | 1,475 sx |
Permit History (3)
Applications (3)
Records & Logs
3 completion filings on record · 1 with log images at RRC.
Completion packets open directly (post-2011 filings include attached logs). Log images and the UL library can't be deep-linked — clicking copies the API for you to paste.
No GPS coordinates yet
Well Details
- Well Number
- 212
- Max Depth
- 8,900 ft
- Drill Type
- Horizontal, Sidetrack
- County
- REAGAN
- District
- 7
- Operator
- APACHE CORPORATION
- Completed
- 1998-02-06
Operator
- Name
- APC OPER PARTNERSHIP
- Location
- HOUSTON
- P-5 Status
- Active (filed 2025-12-03)
- Cum Oil (all leases)
- 615,928,793 bbl
- Cum Gas (all leases)
- 2,702,742,169 mcf
- Activities
- CSGD/G, CSGD/P, G/PUR, GTHS/G, GTHS/O, OPRS/G, OPRS/O
- Total Permits
- 9,664