42-115-32705

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WEST WELCH UNIT

DAWSON County · District 8 · OXY USA WTP EOR LLC · WELCH

Permits

1

Max Depth

4,990 ft

First Permit

1991-12-06

Latest Activity

1991-12-06

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

1992-01-27

Shut-In

Plugged

P-5 Org Status: Active

!

EWA / Production operator mismatch

Scheduling: OXY USA WTP EOR LLC ≠ Production: OXY USA WTP LP (reported 2026-04)

!

EWA / Permit operator mismatch

Scheduling: OXY USA WTP EOR LLC ≠ Permit: OXY USA INC.

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 (6) Elevation 3,101 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
RUSTLER 2,060 ft+1,041 ft
YATES 2,900 ft+201 ft
7 RIVERS (Seven Rivers)3,090 ft+11 ft
QUEEN 3,422 ft-321 ft
GRAYBURG 3,860 ft-759 ft
SAN ANDRES 4,340 ft-1,239 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 (2)

IntervalType
4,794–4,870 ftPerforated
4,904–4,910 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"1,964 ft900 sx
5.5"4,957 ft900 sx

Permit History (1)

Applications (1)

#394698 A OXY USA INC.
received 1991-12-04

Records & Logs

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

W-2/G-1 1992-02-11 log on file
W-2/G-1 1992-02-25
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 DAWSON County.

Well Details

Well Number
2607
Max Depth
4,990 ft
Drill Type
Vertical
County
DAWSON
District
8
Completed
1992-01-27

Operator

Location
HOUSTON
P-5 Status
Active (filed 2026-01-07)
Cum Oil (all leases)
— bbl
Cum Gas (all leases)
— mcf
Activities
OPRS/G, OPRS/O