42-475-37005
PRODUCINGDAVID L. MARSTON
WARD County · District 8 · N & B OIL AND GAS LLC · MARSTON RANCH (CLEARFORK)
Permits
1
Max Depth
7,000 ft
First Permit
2015-04-22
Latest Activity
2015-04-22
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2015-08-28
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: N & B OIL AND GAS LLC ≠ Permit: BLACKBEARD OPERATING, LLC
Resolved via: production → N & B OIL AND GAS 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
2012-12
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 (10) Elevation 2,555 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| RUSTLER | 593 ft | +1,962 ft |
| YATES | 2,014 ft | +541 ft |
| SEVEN RIVERS | 2,215 ft | +340 ft |
| QUEEN | 2,733 ft | -178 ft |
| SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres) | 3,262 ft | -707 ft |
| HOLT | 4,138 ft | -1,583 ft |
| GLORIETA | 4,225 ft | -1,670 ft |
| CLEARFORK (Clear Fork) | 4,430 ft | -1,875 ft |
| TUBB | 4,998 ft | -2,443 ft |
| DELAWARE | — | — |
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 |
|---|---|
| 4,307–4,930 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 14" | 40 ft | 108 sx |
| 8.625" | 896 ft | 940 sx |
| 5.5" | 5,216 ft | 1,275 sx |
Permit History (1)
Applications (1)
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
- 4
- Max Depth
- 7,000 ft
- Drill Type
- Vertical
- County
- WARD
- District
- 8
- Operator
- N & B OIL AND GAS LLC
- Completed
- 2015-08-28
Operator
- Location
- MONAHANS
- P-5 Status
- Delinquent (filed 2025-03-20)
- Cum Oil (all leases)
- 126,707 bbl
- Cum Gas (all leases)
- 204,375 mcf
- Activities
- CSGD/G, GTHS/G, OPRS/G, OPRS/O