42-201-32074

DirectionalSidetrack

TEXAS NORTHERN RAILWAY

HARRIS County · District 3 · COBRA OPERATING COMPANY

Permits

Max Depth

14,500 ft

First Permit

1987-05-05

Latest Activity

2001-10-19

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

2003-02

Operator History

Chain of Custody

EXXON CORP. 1993-1993→ BROWN, J. K. INC. 1993-1996→ COBRA OPERATING COMPANY 1996-1999

Lease Production

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

Formation Tops (6) Elevation 28 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
VICKSBURG	7,340 ft	-7,312 ft
JACKSON	8,090 ft	-8,062 ft
NONION COCKFEILD	8,650 ft	-8,622 ft
NONION COCKFIELD	8,650 ft	-8,622 ft
NONION COCKFIELD	9,650 ft	-9,622 ft
COOK MOUNTAIN	12,300 ft	-12,272 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 (8)

Interval	Type
10,630–10,700 ft	Perforated
10,710–10,773 ft	Perforated
10,872–10,878 ft	Perforated
10,882–10,884 ft	Perforated
10,886–10,896 ft	Perforated
11,640–11,666 ft	Perforated
11,670–11,674 ft	Perforated
11,681–11,691 ft	Perforated

Casing (3)

Size	Set Depth	Cement
13.375"	3,035 ft	1,526 sx
7"	7,991 ft	300 sx
9.625"	8,313 ft	1,450 sx

Permit History (4)

#514636 Recompletion

TEXAS NORTHERN RAILWAY · 10,709 ft

2001-10-19

#484757 Recompletion Final Completion

TEXAS NORTHERN RAILWAY · 11,000 ft

1999-05-25

Spud 1999-05-28

#421940 Recompletion Final Completion

TEXAS NORTHERN RAILWAY · 10,738 ft

1994-03-10

Spud 1994-01-12

#329471 Drill Final Completion

TEXAS NORTHERN RAILWAY · 14,500 ft

1987-05-05

Spud 1987-05-24

Applications (4)

#514636 A COBRA OPERATING COMPANY

received 2001-10-19

#484757 A COBRA OPERATING COMPANY

received 1999-05-25

#421940 A BROWN, J. K. INC.

received 1994-03-10

#329471 A AMERICAN HUNTER EXPLORATION LTD.

received 1987-04-27

Records & Logs

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

W-2/G-1 2000-11-07 log on file

W-2/G-1 1994-03-15 log on file

W-2/G-1 1994-05-05

W-2/G-1 1992-08-14

W-2/G-1 1987-12-22 log on file

W-2/G-1 1988-01-12

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 HARRIS County.

Well Details

Well Number: 1
Max Depth: 14,500 ft
Drill Type: Directional, Sidetrack
County: HARRIS
District: 3
Operator: COBRA OPERATING COMPANY

Operator

Name: COBRA OPER CO
Location: HOUSTON
P-5 Status: Inactive (filed 2003-06-26)
Cum Oil (all leases): 776 bbl
Cum Gas (all leases): 21,527,718 mcf
Total Permits: 29