42-089-00300

Final Completion

COLUMBUS FIELD UNIT

COLORADO County · District 3 · OXY USA INC. · COLUMBUS (12-E WILCOX)

Permits

6

Max Depth

10,450 ft

First Permit

1988-08-25

Latest Activity

1999-04-14

Lifespan

11 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1988-12-19

Shut-In

Plugged

2014-04-15

!

EWA / Production operator mismatch

Scheduling: OXY USA INC. ≠ Production: RUSK ENERGY OPERATING LLC (reported 2026-04)

!

EWA / Permit operator mismatch

Scheduling: OXY USA INC. ≠ Permit: MITCHELL ENERGY CORPORATION

Resolved via: productionRUSK ENERGY OPERATING LLC

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2026-07

Lease Production

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

Formation Tops (4) Elevation 258 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
TOP WILCOX (Wilcox)6,664 ft-6,406 ft
COLUMBUS (6-C, SOUTH)7,775 ft-7,517 ft
COLUMBUS (7-E)8,406 ft-8,148 ft
COLUMBUS (11-D)9,459 ft-9,201 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 (10)

IntervalType
7,266–7,271 ftPerforated
7,528–7,538 ftPerforated
7,840–7,850 ftPerforated
8,018–8,028 ftPerforated
8,332–8,342 ftPerforated
8,357–8,374 ftPerforated
8,409–8,421 ftPerforated
9,460–9,470 ftPerforated
9,508–9,514 ftPerforated
9,518–9,526 ftPerforated

Casing (8)

SizeSet DepthCement
9.625"2,471 ft675 sx
9.625"2,746 ft
2.875"10,399 ft
2.875"10,400 ft1,050 sx
2.875"10,400 ft
2.875"10,401 ft1,050 sx
2.875"10,402 ft
2.875"10,403 ft1,050 sx

Records & Logs

17 completion filings on record · 7 with log images at RRC.

W-2/G-1 2001-10-18
W-2/G-1 1997-09-05
W-2/G-1 1999-08-02 log on file
W-2/G-1 1999-08-02 log on file
W-2/G-1 1999-08-31
W-2/G-1 1997-09-05

+11 more 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 COLORADO County.

Well Details

Well Number
1012D
Max Depth
10,450 ft
Drill Type
Vertical
County
COLORADO
District
3
Operator
OXY USA INC.
Completed
1988-12-19

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
3,281