42-475-36941
Final CompletionMARSTON-KOEHN
WARD County · District 8 · N & B OIL AND GAS LLC · MARSTON RANCH (CLEARFORK)
Permits
1
Max Depth
7,000 ft
First Permit
2014-12-17
Latest Activity
2014-12-17
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2015-04-22
Shut-In
—
Plugged
2023-06-01
EWA / Production operator mismatch
Scheduling: N & B OIL AND GAS LLC ≠ Production: BLACKBEARD OPERATING, LLC (reported 2023-04)
EWA / Permit operator mismatch
Scheduling: N & B OIL AND GAS LLC ≠ Permit: BLACKBEARD OPERATING, LLC
Resolved via: scheduling → 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
2014-02
Last Production
2026-07
Injection / Disposal
WARD County disposal market →Permitted Volume
15,000 bbl/d
Max Pressure
2,184 psi
Injection Interval
4,368–5,010 ft
Injected (12mo)
—
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 2,570 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| RUSTLER | 600 ft | +1,970 ft |
| YATES | 2,030 ft | +540 ft |
| SEVEN RIVERS | 2,234 ft | +336 ft |
| QUEEN | 2,765 ft | -195 ft |
| SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres) | 3,295 ft | -725 ft |
| HOLT | 4,160 ft | -1,590 ft |
| GLORIETA | 4,301 ft | -1,731 ft |
| CLEARFORK (Clear Fork) | 4,460 ft | -1,890 ft |
| DELAWARE | 5,000 ft | -2,430 ft |
| TUBB | 5,075 ft | -2,505 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 |
|---|---|
| 4,352–4,995 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 14" | 40 ft | 108 sx |
| 8.625" | 884 ft | 1,050 sx |
| 5.5" | 6,698 ft | 1,699 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
- 7
- Max Depth
- 7,000 ft
- Drill Type
- Vertical
- County
- WARD
- District
- 8
- Operator
- N & B OIL AND GAS LLC
- Completed
- 2015-04-22
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