42-033-31290
PRODUCINGWEST JO-MILL UNIT
BORDEN County · District 8 · JO MILL OIL COMPANY LLC · JO-MILL (SPRABERRY)
Permits
1
Max Depth
7,700 ft
First Permit
1987-06-15
Latest Activity
1987-06-15
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
1987-08-14
Shut-In
—
Plugged
—
P-5 Org Status: X
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
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 (7) Elevation 3,838 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| RUSTLER | 1,566 ft | +2,272 ft |
| YATES | 2,068 ft | +1,770 ft |
| SAN ANDRES | 3,343 ft | +495 ft |
| CLEARFORK (Clear Fork) | 5,070 ft | -1,232 ft |
| UPPER SPRA. | 6,540 ft | -2,702 ft |
| LOWER SPRA. | 7,051 ft | -3,213 ft |
| WOLFCAMP | 7,629 ft | -3,791 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 |
|---|---|
| 7,524–7,538 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 510 ft | 500 sx |
| 8.625" | 4,500 ft | 2,700 sx |
| 5.5" | 7,700 ft | 550 sx |
Permit History (1)
Applications (1)
Records & Logs
2 completion filings on record · 1 with log images at RRC.
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
- 112
- Max Depth
- 7,700 ft
- Drill Type
- Vertical
- County
- BORDEN
- District
- 8
- Operator
- JO MILL OIL COMPANY LLC
- Completed
- 1987-08-14
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