42-101-30489
PRODUCINGWYLIE A
COTTLE County · District 8 · DAYLIGHT PETROLEUM LLC · WHALEN (SILVER BOW II)
Permits
1
Max Depth
6,000 ft
First Permit
1988-06-03
Latest Activity
1988-06-03
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
1988-06-18
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: DAYLIGHT PETROLEUM LLC ≠ Permit: WHALEN DRILLING & MINING CO.
Resolved via: production → DAYLIGHT PETROLEUM 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 (3) Elevation 2,040 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| COLEMAN JUNCTION | 2,400 ft | -360 ft |
| TANNEHILL SAND (Tannehill) | 3,000 ft | -960 ft |
| FLIPPEN REEF | 3,120 ft | -1,080 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 |
|---|---|
| 3,120–3,130 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 548 ft | 450 sx |
| 5.5" | 3,260 ft | 250 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
- 4014
- Max Depth
- 6,000 ft
- Drill Type
- Vertical
- County
- COTTLE
- District
- 8
- Operator
- DAYLIGHT PETROLEUM LLC
- Completed
- 1988-06-18
Operator
- Name
- DAYLIGHT PETRO LLC
- Location
- HOUSTON
- P-5 Status
- Active (filed 2026-04-07)
- Cum Oil (all leases)
- 2,142,014 bbl
- Cum Gas (all leases)
- 8,381,191 mcf
- Activities
- CSGD/G, G/PUR, GTHS/G, OPRS/G, OPRS/O
- Total Permits
- 7