42-417-36045
SHUT INNAIL B-8
SHACKELFORD County · District 7 · M & K OPERATING LLC · CRONK (TANNEHILL)
Permits
1
Max Depth
950 ft
First Permit
1984-11-14
Latest Activity
1984-11-14
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
1988-08-16
Shut-In
—
Plugged
—
P-5 Org Status: Delinquent
EWA / Permit operator mismatch
Scheduling: M & K OPERATING LLC ≠ Permit: RAMPART PETROLEUM, INCORPORATED
Resolved via: scheduling → M & K 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
Injection / Disposal
Permitted Volume
200 bbl/d
Max Pressure
410 psi
Injection Interval
828–832 ft
Injected (12mo)
—
Monthly injected volume (bbl, from H-10 filings through 2023-06-01)
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 (3) Elevation 1,522 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| FRYE | 811 ft | +711 ft |
| TANNEHILL | 828 ft | +694 ft |
| TANNEHILLSAND | 856 ft | +666 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 |
|---|---|
| 828–832 ft | Perforated |
| 869–871 ft | Perforated |
Casing (1)
| Size | Set Depth | Cement |
|---|---|---|
| 4.5" | 967 ft | 270 sx |
Permit History (1)
Applications (1)
Records & Logs
4 completion filings on record.
Completion packets open directly (post-2011 filings include attached logs). Log images can't be deep-linked — clicking copies the API for you to paste.
No GPS coordinates yet
Well Details
- Well Number
- 7
- Max Depth
- 950 ft
- Drill Type
- Vertical
- County
- SHACKELFORD
- District
- 7
- Operator
- M & K OPERATING LLC
- Completed
- 1988-08-16
Operator
- Name
- M & K OPER LLC
- Location
- ALBANY
- P-5 Status
- Delinquent (filed 2024-02-28)
- Cum Oil (all leases)
- 179,444 bbl
- Cum Gas (all leases)
- 135,355 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 11