42-115-32785

Final Completion

SPRABERRY DEEP UNIT

DAWSON County · District 8 · JO MILL OIL COMPANY LLC · SPRABERRY DEEP

Permits

Max Depth

7,650 ft

First Permit

1993-10-18

Latest Activity

1994-06-20

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1994-01-22

Shut-In

—

Plugged

—

EWA / Permit operator mismatch

Scheduling: JO MILL OIL COMPANY LLC ≠ Permit: TEXACO E & P INC.

Resolved via: production → JO MILL OIL COMPANY LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

TEXACO E & P INC. 1993-2002→ CHEVRON U. S. A. INC. 2002-2020→ JO MILL OIL COMPANY LLC 2020-2026

Lease Production

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

Formation Tops (6) Elevation 2,881 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
YATES	2,165 ft	+716 ft
SAN ANDRES	3,800 ft	-919 ft
SAN ANDRES	4,500 ft	-1,619 ft
UPPER SPRABERRY (Spraberry)	6,523 ft	-3,642 ft
SPRABERRY UPPER (Spraberry)	6,588 ft	-3,707 ft
LOWER SPRABERRY (Spraberry)	7,117 ft	-4,236 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 (5)

Interval	Type
6,588–6,706 ft	Perforated
6,738–6,750 ft	Perforated
6,776–6,794 ft	Perforated
7,169–7,314 ft	Perforated
7,532–7,560 ft	Perforated

Casing (3)

Size	Set Depth	Cement
11.75"	360 ft	290 sx
8.625"	4,550 ft	1,750 sx
5.5"	7,000 ft	500 sx

Permit History (2)

#425018 Recompletion Final Completion

ROBISON, J.H. · 7,650 ft

1994-06-20

Spud 1994-09-21

#417109 Drill U

SPRABERRY DEEP UNIT · 7,000 ft

1993-10-18

Spud 1993-10-27

Applications (2)

#425018 A TEXACO E & P INC.

received 1994-06-17

#417109 A TEXACO E & P INC.

received 1993-10-15

Records & Logs

5 completion filings on record · 2 with log images at RRC.

W-2/G-1 1996-02-21

W-2/G-1 1994-12-01 log on file

W-2/G-1 1994-12-13

W-2/G-1 1994-01-25 log on file

W-2/G-1 1994-02-02

Completion packets + logs ↗ Wellbore filings ↗

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

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

Well Details

Well Number: 9
Max Depth: 7,650 ft
Drill Type: Vertical
County: DAWSON
District: 8
Operator: JO MILL OIL COMPANY LLC
Completed: 1994-01-22

Operator

Name: JO MILL OIL COMPANY LLC
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