42-473-00181

Final Completion

KGFCU (COCKFIELD UPPER B)

WALLER County · District 3 · EXXON CORP.

Permits

Max Depth

7,450 ft

First Permit

1981-09-11

Latest Activity

1996-01-23

Lifespan

14 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

—

Shut-In

—

Plugged

—

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-02

Injection / Disposal

UIC Permit Plugged 2026-03-09 UIC #000111172 permitted 1972-03-03

Permitted Volume

15,000 mcf/d

Max Pressure

—

Injection Interval

6,507–6,546 ft

Injected (12mo)

—

Lease Production

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

Formation Tops (4) Elevation 128 ft (DF)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
VICKSBURG	4,535 ft	-4,407 ft
WHITSETT	5,023 ft	-4,895 ft
MCELROY	5,282 ft	-5,154 ft
COCKFIELD	6,122 ft	-5,994 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 (3)

Interval	Type
6,280–6,296 ft	Perforated
6,284–6,298 ft	Perforated
6,507–6,546 ft	Perforated

Casing (5)

Size	Set Depth	Cement
7"	2,444 ft	400 sx
10.75"	2,543 ft	1,000 sx
10.75"	2,543 ft	1,000 sx
7"	7,444 ft	400 sx
7"	7,444 ft	400 sx

Permit History (3)

#443999 Recompletion Final Completion

KGFCU (COCKFIELD UPPER B) · 6,348 ft

1996-01-23

Spud 1996-02-07

#177359 Recompletion

KATY GAS FIELD CONS. UNIT · 7,450 ft

1982-11-15

#133251 Recompletion

KATY GAS FIELD CONS. UNIT · 7,450 ft

1981-09-11

Applications (3)

#443999 A EXXON CORP.

received 1996-01-23

#177359 A EXXON CORP. - HOUSTON

received 1982-11-15

#133251 A EXXON CORP.

received 1981-09-11

Records & Logs

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

W-2/G-1 2015-10-13

W-2/G-1 1996-10-04 log on file

W-2/G-1 1996-10-11

W-2/G-1 1976-12-13

W-2/G-1 1984-01-12

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 WALLER County.

Well Details

Well Number: 4301
Max Depth: 7,450 ft
Drill Type: Vertical
County: WALLER
District: 3
Operator: EXXON CORP.

Operator

Name: YOUNGBLOOD, C. S. III
Location: HOUSTON
P-5 Status: S (filed 1999-03-15)
Cum Oil (all leases): 215,968,885 bbl
Cum Gas (all leases): 2,000,503,710 mcf
Activities: OPRS/O
Total Permits: 19,549