42-115-32968
Final CompletionWEST JO-MILL UNIT
DAWSON County · District 8 · JO MILL OIL COMPANY LLC · JO-MILL (SPRABERRY)
Permits
1
Max Depth
8,000 ft
First Permit
1997-04-30
Latest Activity
1997-04-30
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1999-01-07
Shut-In
—
Plugged
2003-11-06
EWA / Permit operator mismatch
Scheduling: JO MILL OIL COMPANY LLC ≠ Permit: PHILLIPS PETROLEUM COMPANY
Resolved via: production → JO MILL OIL COMPANY 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
DAWSON County disposal market →Permitted Volume
600 bbl/d
Max Pressure
1,500 psi
Injection Interval
7,300–7,600 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 (5) Elevation 2,738 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| KB | 2,750 ft | -12 ft |
| BASE SPRABERRY (Spraberry) | 6,300 ft | -3,562 ft |
| UPPER SPRABERRY (Spraberry) | 6,488 ft | -3,750 ft |
| LOWER SPRABERRY (Spraberry) | 7,162 ft | -4,424 ft |
| ZONE 3 | 7,437 ft | -4,699 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 |
|---|---|
| 7,440–7,450 ft | Perforated |
| 7,452–7,472 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 11.75" | 355 ft | 230 sx |
| 8.625" | 4,425 ft | 1,400 sx |
| 5.5" | 7,580 ft | 750 sx |
Permit History (1)
Applications (1)
Records & Logs
3 completion filings 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
- 409W
- Max Depth
- 8,000 ft
- Drill Type
- Vertical
- County
- DAWSON
- District
- 8
- Operator
- JO MILL OIL COMPANY LLC
- Completed
- 1999-01-07
Operator
- Location
- FORT WORTH
- P-5 Status
- Active (filed 2025-07-09)
- Cum Oil (all leases)
- 4,349,903 bbl
- Cum Gas (all leases)
- — mcf
- Activities
- OPRS/O