42-135-35004

OBSERVATION Horizontal

NORTH COWDEN UNIT

ECTOR County · District 8 · OCCIDENTAL PERMIAN LTD. · COWDEN NORTH

Permits

Max Depth

5,900 ft

First Permit

1985-06-11

Latest Activity

2011-02-28

Lifespan

26 yrs

Regulatory Status

Schedule

ON SCHEDULE

Completion

2008-05-21

Shut-In

—

Plugged

—

P-5 Org Status: Active

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

AMOCO PRODUCTION COMPANY 1993-1997→ ALTURA ENERGY LTD. 1997-2000→ OCCIDENTAL PERMIAN LTD. 2000-2026

Lease Production

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

Formation Tops (3) Elevation 3,055 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
GRAYBURG	3,950 ft	-895 ft
HOLT	5,000 ft	-1,945 ft
HOLT	5,120 ft	-2,065 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
5,012–5,721 ft	Perforated
5,120–5,302 ft	Perforated
5,143–6,109 ft	Perforated

Casing (2)

Size	Set Depth	Cement
8.625"	272 ft	300 sx
5.5"	5,400 ft	1,150 sx

Permit History (3)

#710730 Recompletion Unperfed Completion

NORTH COWDEN UNIT · 5,400 ft

2011-02-28

Spud 2008-05-07

#513105 Recompletion Final Completion

COWDEN, J. M. RA B · 5,800 ft

2001-09-10

Spud 2001-05-16

#277407 Drill Final Completion

COWDEN, J. M. R/A "B" · 5,900 ft

1985-06-11

Applications (3)

#710730 A OCCIDENTAL PERMIAN LTD.

received 2011-02-22

#513105 A OCCIDENTAL PERMIAN LTD.

received 2001-08-29

#277407 A AMOCO PRODUCTION COMPANY

received 1985-05-20

Records & Logs

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

W-2/G-1 2011-03-02

W-2/G-1 2009-12-14

W-2/G-1 1986-01-30 log on file

W-2/G-1 1986-02-06

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 ECTOR County.

Well Details

Well Number: 1589
Max Depth: 5,900 ft
Drill Type: Horizontal
County: ECTOR
District: 8
Operator: OCCIDENTAL PERMIAN LTD.
Completed: 2008-05-21

Operator

Name: OCCIDENTAL PERMIAN LTD
Location: HOUSTON
P-5 Status: Active (filed 2026-02-02)
Cum Oil (all leases): 1,136,409,534 bbl
Cum Gas (all leases): 442,977,611 mcf
Activities: CSGD/G, CSGD/P, G/PUR, GTHS/C, GTHS/G, GTHS/O, OPRS/G, OPRS/O
Total Permits: 6,211