42-211-31567

Final Completion

B. JARVIS & SONS

HEMPHILL County · District 10 · CHEVRON U. S. A. INC.

Permits

Max Depth

12,600 ft

First Permit

1982-12-31

Latest Activity

2010-09-16

Lifespan

28 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

—

Shut-In

—

Plugged

—

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

CHEVRON U. S. A. INC. 1993-2016→ PANTERA ENERGY COMPANY 2016-2021→ HIGHMARK ENERGY OPERATING, LLC 2021-2026→ MOUNTAINSIDE ENERGY OPERATING, L 2026-2026

Lease Production

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

Formation Tops (12) Elevation 2,633 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
WOLFCAMP LIME (Wolfcamp)	4,136 ft	-1,503 ft
PENN SHALE (Pennsylvanian)	5,648 ft	-3,015 ft
DOUGLAS SAND (Douglas)	7,126 ft	-4,493 ft
L. DOUGLAS	7,426 ft	-4,793 ft
TONKAWA SAND (Tonkawa)	7,881 ft	-5,248 ft
CLEVELAND SAND (Cleveland)	9,282 ft	-6,649 ft
OSWEGO	9,396 ft	-6,763 ft
GRANITE WASH	9,972 ft	-7,339 ft
CHEROKEE SHALE	10,720 ft	-8,087 ft
13 FINGER	11,411 ft	-8,778 ft
MORROW SHALE (Morrow)	11,503 ft	-8,870 ft
UPPER MORROW SAND (Morrow)	11,717 ft	-9,084 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
7,270–7,320 ft	Perforated
11,719–11,745 ft	Perforated

Casing (3)

Size	Set Depth	Cement
10.75"	3,006 ft	1,800 sx
5.5"	11,849 ft	1,070 sx
5.2"	11,851 ft	1,070 sx

Permit History (3)

#701515 Recompletion Final Completion

B. JARVIS & SONS · 11,851 ft

2010-09-16

Spud 2010-10-06

#520015 Recompletion

JARVIS, B. & SONS · 11,851 ft

2002-05-16

#184909 Drill Final Completion

JARVIS, B. & SONS · 12,600 ft

1982-12-31

Applications (3)

#701515 A CHEVRON U. S. A. INC.

received 2010-08-31

#520015 A CHEVRON U. S. A. INC.

received 2002-05-15

#184909 A GULF OIL CORP.

received 1982-12-31

Records & Logs

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

W-2/G-1 2013-01-16 log on file

W-2/G-1 1984-02-01

Completion packets + logs ↗ Wellbore filings ↗

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 HEMPHILL County.

Well Details

Well Number: 4215
Max Depth: 12,600 ft
Drill Type: Vertical
County: HEMPHILL
District: 10
Operator: CHEVRON U. S. A. INC.

Operator

Name: TEXACO E & P INC
Location: MIDLAND
P-5 Status: Active (filed 2026-01-30)
Cum Oil (all leases): 633,048,621 bbl
Cum Gas (all leases): 4,264,158,043 mcf
Activities: CSGD/G, CSGD/P, G/PUR, GTHS/C, GTHS/G, GTHS/O, OPRS/G, OPRS/O
Total Permits: 9,259