42-033-31170
Final CompletionJO-MILL UNIT
BORDEN County · District 8 · JO MILL OIL COMPANY LLC · JO-MILL (SPRABERRY)
Permits
1
Max Depth
7,230 ft
First Permit
1985-07-18
Latest Activity
1985-07-18
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1988-06-01
Shut-In
—
Plugged
2004-10-14
EWA / Permit operator mismatch
Scheduling: JO MILL OIL COMPANY LLC ≠ Permit: TEXACO INC.
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
Permitted Volume
1,000 bbl/d
Max Pressure
1,200 psi
Injection Interval
7,128–7,180 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 (6) Elevation 2,574 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SAN ANDRES | 3,200 ft | -626 ft |
| UPPER SPRABERRY (Spraberry) | 6,100 ft | -3,526 ft |
| LOWER SPRABERRY ZONE 1 (Spraberry) | 6,980 ft | -4,406 ft |
| LOWER SPRABERRYZONE 1 | 6,980 ft | -4,406 ft |
| LOWER SPRABERRY ZONE 2 (Spraberry) | 7,030 ft | -4,456 ft |
| LOWER SPRABERRY ZONE 3 (Spraberry) | 7,110 ft | -4,536 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 |
|---|---|
| 7,128–7,180 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 11.75" | 400 ft | 400 sx |
| 8.625" | 4,180 ft | 2,250 sx |
| 5.5" | 7,240 ft | 950 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
- 5542
- Max Depth
- 7,230 ft
- Drill Type
- Vertical
- County
- BORDEN
- District
- 8
- Operator
- JO MILL OIL COMPANY LLC
- Completed
- 1988-06-01
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