42-033-31710

PRODUCING

WEST JO-MILL UNIT

BORDEN County · District 8 · JO MILL OIL COMPANY LLC · JO-MILL (SPRABERRY)

Permits

1

Max Depth

7,700 ft

First Permit

1998-01-27

Latest Activity

1998-01-27

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

1998-07-07

Shut-In

Plugged

P-5 Org Status: X

!

EWA / Permit operator mismatch

Scheduling: JO MILL OIL COMPANY LLC ≠ Permit: PHILLIPS PETROLEUM COMPANY

Resolved via: productionJO MILL OIL COMPANY LLC

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2026-07

Lease Production

Production is reported at the lease level. View production data, decline curves, and history on the lease page.

Formation Tops (6) Elevation 2,685 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
BASE CLFK6,227 ft-3,542 ft
UPR. CLFK6,452 ft-3,767 ft
LWR. CLFK7,072 ft-4,387 ft
ZONE 17,262 ft-4,577 ft
ZONE 27,302 ft-4,617 ft
ZONE 37,367 ft-4,682 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)

IntervalType
7,364–7,384 ftPerforated

Casing (3)

SizeSet DepthCement
11.75"362 ft230 sx
8.625"4,345 ft1,400 sx
5.5"7,500 ft750 sx

Permit History (1)

Applications (1)

#472564 A PHILLIPS PETROLEUM COMPANY
received 1998-01-23

Records & Logs

3 completion filings on record · 1 with log images at RRC.

W-2/G-1 1999-01-12
W-2/G-1 1998-07-09 log on file
W-2/G-1 1998-07-24

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

Coordinates come from the RRC GIS backfill and usually appear within days of permit issuance. Located in BORDEN County.

Well Details

Well Number
614
Max Depth
7,700 ft
Drill Type
Vertical
County
BORDEN
District
8
Completed
1998-07-07

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