42-501-32868

INJECTION

WILLARD UNIT

YOAKUM County · District 8 · OXY USA WTP LP · WASSON

Permits

1

Max Depth

12,500 ft

First Permit

1985-05-10

Latest Activity

1985-05-10

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2022-03-22

Shut-In

Plugged

P-5 Org Status: Active

!

EWA / Permit operator mismatch

Scheduling: OXY USA WTP LP ≠ Permit: ARCO OIL & GAS CO.

Resolved via: productionOXY USA WTP LP

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2026-07

Injection / Disposal

W-14 Disposal Active UIC #000055987 permitted 2022-02-01

Permitted Volume

40,000 bbl/d

Max Pressure

2,000 psi

Injection Interval

10,830–12,500 ft

Injected (12mo)

1,733,253 bbl

Monthly injected volume (bbl, from H-10 filings through 2025-09-01)

Lease Production

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

Formation Tops (16) Elevation 3,600 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
RED BEDS404 ft+3,196 ft
RED BED-SANTA ROSA (Santa Rosa)404 ft+3,196 ft
YATES 3,070 ft+530 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)4,528 ft-928 ft
SAN ANDRES 4,552 ft-952 ft
GLORIETA 5,870 ft-2,270 ft
WICHITA (Wichita-Albany)7,806 ft-4,206 ft
WOLFCAMP 8,808 ft-5,208 ft
WOLFCAMP 9,040 ft-5,440 ft
STRAWN 10,250 ft-6,650 ft
WATERFORD11,448 ft-7,848 ft
WOODFORD 11,448 ft-7,848 ft
DEVONIAN 11,512 ft-7,912 ft
CLEARFORK - ACTIVE CO2 FLOOD (Clear Fork)
LEONARD
PENNSYLVANIAN

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
11,562–12,500 ftOpen hole

Casing (3)

SizeSet DepthCement
13.375"512 ft750 sx
9.625"5,750 ft3,300 sx
7"11,562 ft535 sx

Permit History (1)

Applications (1)

#274728 A ARCO OIL & GAS CO.
received 1985-05-10

Records & Logs

4 completion filings on record.

W-2/G-1 2022-11-21
W-2/G-1 1988-05-11
W-2/G-1 1986-05-12
W-2/G-1 1986-05-30

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 YOAKUM County.

Well Details

Well Number
1WD
Max Depth
12,500 ft
Drill Type
Vertical
County
YOAKUM
District
8
Completed
2022-03-22

Operator

Location
HOUSTON
P-5 Status
Active (filed 2025-10-16)
Cum Oil (all leases)
329,551,533 bbl
Cum Gas (all leases)
84,981,131 mcf
Activities
CSGD/G, CSGD/P, G/PUR, OPRS/G, OPRS/O
Total Permits
2,277