Permits
1
Max Depth
1,500 ft
First Permit
1999-09-30
Latest Activity
1999-09-30
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2000-02-21
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: CHEK OIL CO. LLC ≠ Permit: BYTEX OIL COMPANY
Resolved via: production → CHEK OIL CO., 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 (5) Elevation 1,101 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| RED BED, SHALE & SAND | 1 ft | +1,100 ft |
| LIME | 982 ft | +119 ft |
| THOMAS SAND | 1,023 ft | +78 ft |
| GUN SITE LIME | 1,322 ft | -221 ft |
| GUN SITE SAND | 1,350 ft | -249 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 |
|---|---|
| 1,350–1,356 ft | Perforated |
Casing (1)
| Size | Set Depth | Cement |
|---|---|---|
| 4.5" | 1,388 ft | 290 sx |
Permit History (1)
Applications (1)
Records & Logs
2 completion filings on record · 1 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
- B 4
- Max Depth
- 1,500 ft
- Drill Type
- Vertical
- County
- ARCHER
- District
- 9
- Operator
- CHEK OIL CO. LLC
- Completed
- 2000-02-21
Operator
- Name
- CHEK OIL CO., LLC
- Location
- MIDLAND
- P-5 Status
- Active (filed 2026-04-26)
- Cum Oil (all leases)
- 18,893 bbl
- Cum Gas (all leases)
- — mcf
- Activities
- OPRS/O