42-475-37530
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
2018-04-30
Latest Activity
2018-04-30
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2018-06-25
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 2,550 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| YATES | 1,980 ft | +570 ft |
| QUEEN | 2,745 ft | -195 ft |
| SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres) | 3,430 ft | -880 ft |
| CLEARFORK (Clear Fork) | 4,495 ft | -1,945 ft |
| DELAWARE | — | — |
| GLORIETA | — | — |
| HOLT | — | — |
| RUSTLER | — | — |
| SEVEN RIVERS | — | — |
| TUBB | — | — |
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 ↗
Offset Well Tops (nearest 8 wells with tops)
What nearby completed wells reported.
Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section, including this one).
Perforations (1)
| Interval | Type |
|---|---|
| 4,510–4,900 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 928 ft | 530 sx |
| 5.5" | 5,285 ft | 842 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.
Well Details
- Well Number
- 19
- Max Depth
- 7,000 ft
- Drill Type
- Vertical
- County
- WARD
- District
- 8
- Operator
- N & B OIL AND GAS LLC
- Completed
- 2018-06-25
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