Permits
2
Max Depth
4,000 ft
First Permit
2008-08-21
Latest Activity
2008-10-23
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2010-11-19
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: LONESOME B LLC ≠ Permit: CHAPARRAL ENERGY, L.L.C.
Resolved via: scheduling → LONESOME B 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 (2) Elevation 2,598 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| RUSTLER | 1,610 ft | +988 ft |
| YATES | 2,450 ft | +148 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 |
|---|---|
| 2,569–2,683 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 1,022 ft | 650 sx |
| 5.5" | 2,843 ft | 1,025 sx |
Permit History (2)
Applications (2)
Records & Logs
1 completion filing 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
- 508
- Max Depth
- 4,000 ft
- Drill Type
- Vertical
- County
- WARD
- District
- 8
- Operator
- LONESOME B LLC
- Completed
- 2010-11-19
Operator
- Name
- LONESOME B, LLC
- Location
- MONAHANS
- P-5 Status
- Active (filed 2025-08-22)
- Cum Oil (all leases)
- 59,210 bbl
- Cum Gas (all leases)
- — mcf
- Activities
- OPRS/O