42-135-05540

Final Completion

SOUTH COWDEN ELLENBURGER UNIT

ECTOR County · District 8 · OXY USA INC. · COWDEN SOUTH (ELLENBURGER)

Permits

1

Max Depth

12,971 ft

First Permit

1989-09-13

Latest Activity

1989-09-13

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

Shut-In

Plugged

!

EWA / Production operator mismatch

Scheduling: OXY USA INC. ≠ Production: OXY USA WTP LP (reported 2026-04)

Resolved via: productionOXY USA WTP LP

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

Lease Production

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

Formation Tops (1) Elevation 3,062 ft (DF)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
CANYON 8,175 ft-5,113 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)

IntervalType
8,175–8,734 ftPerforated
?–11,645 ftPerforated
?–12,882 ftPerforated

Casing (8)

SizeSet DepthCement
13.375"400 ft450 sx
13.375"400 ft
8.625"4,317 ft2,400 sx
8.625"4,317 ft
2"10,636 ft
5.5"12,882 ft450 sx
5.5"12,882 ft
5.5"650 sx

Permit History (1)

Applications (1)

#363003 A OXY USA INC.
received 1989-08-21

Records & Logs

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

W-2/G-1 1991-04-29
W-2/G-1 1989-08-21 log on file
W-2/G-1 1989-10-24
W-2/G-1 1965-12-10
W-2/G-1 1984-01-12
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
1
Max Depth
12,971 ft
Drill Type
Vertical
County
ECTOR
District
8
Operator
OXY USA INC.

Operator

Location
HOUSTON
P-5 Status
Active (filed 2026-01-26)
Cum Oil (all leases)
277,250,617 bbl
Cum Gas (all leases)
814,544,078 mcf
Activities
CSGD/G, CSGD/P, G/PUR, GTHS/G, OPRS/G, OPRS/O
Total Permits
3,290