42-003-39853
PRODUCINGBITLER-LOWE CLEARFORK UNIT
ANDREWS County · District 8 · HIGHMARK ENERGY OPERATING LLC · FULLERTON
Permits
1
Max Depth
7,500 ft
First Permit
2006-04-24
Latest Activity
2006-04-24
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2006-06-21
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: HIGHMARK ENERGY OPERATING LLC ≠ Permit: COG OPERATING LLC
Resolved via: production → HIGHMARK ENERGY OPERATING, 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 (6) Elevation 3,305 ft
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| RUSTLER | 1,900 ft | +1,405 ft |
| YATES | 3,020 ft | +285 ft |
| QUEEN | 3,540 ft | -235 ft |
| GRAYBURG | 4,250 ft | -945 ft |
| GLORIETTA (Glorieta) | 5,750 ft | -2,445 ft |
| CLEARFORK (Clear Fork) | 6,200 ft | -2,895 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 (2)
| Interval | Type |
|---|---|
| 6,240–6,308 ft | Perforated |
| 7,061–7,126 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 1,905 ft | 900 sx |
| 5.5" | 7,317 ft | 1,200 sx |
Permit History (1)
Applications (1)
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
- 21
- Max Depth
- 7,500 ft
- Drill Type
- Vertical
- County
- ANDREWS
- District
- 8
- Operator
- HIGHMARK ENERGY OPERATING LLC
- Completed
- 2006-06-21
Operator
- Location
- HOUSTON
- P-5 Status
- Active (filed 2026-03-09)
- Cum Oil (all leases)
- 4,551,977 bbl
- Cum Gas (all leases)
- 30,465,409 mcf
- Activities
- CSGD/G, G/PUR, GTHS/G, OPRS/G, OPRS/O
- Total Permits
- 15