42-115-32699

PRODUCING

WEST WELCH UNIT

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

Permits

1

Max Depth

4,990 ft

First Permit

1991-12-02

Latest Activity

1991-12-02

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

1991-12-26

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 3,123 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
RUSTLER 2,150 ft+973 ft
YATES 2,935 ft+188 ft
SEVEN RIVERS 3,210 ft-87 ft
QUEEN 3,455 ft-332 ft
GRAYBURG 3,800 ft-677 ft
SAN ANDRES 4,370 ft-1,247 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 (1)

IntervalType
4,784–4,934 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"520 ft500 sx
8.625"1,972 ft1,000 sx
5.5"4,950 ft850 sx

Permit History (1)

Applications (1)

#394401 A OXY USA INC.
received 1991-11-25

Records & Logs

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

W-2/G-1 1992-01-13 log on file
W-2/G-1 1992-01-17
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
3328
Max Depth
4,990 ft
Drill Type
Vertical
County
DAWSON
District
8
Completed
1991-12-26

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