42-501-02790

WILLARD UNIT

YOAKUM County · District 8 · OXY USA WTP LP

Permits

1

Max Depth

5,800 ft

First Permit

2015-05-07

Latest Activity

2015-05-07

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

Shut-In

Plugged

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2026-07

Injection / Disposal

H-1 Injection Active UIC #000028518 permitted 2025-02-07

Permitted Volume

5,828 bbl/d

Max Pressure

2,250 psi

Injection Interval

4,500–5,600 ft

Injected (12mo)

40,038 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 (4) Elevation 3,583 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
QUEEN 1,100 ft+2,483 ft
YATES 3,070 ft+513 ft
GRAYBURG 4,245 ft-662 ft
SAN ANDRES 4,500 ft-917 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
5,028–5,273 ftPerforated
5,028–5,278 ftPerforated
5,278–5,294 ftOpen hole

Casing (4)

SizeSet DepthCement
10.75"288 ft
10.75"298 ft175 sx
4.5"4,510 ft550 sx
7"4,587 ft200 sx

Permit History (1)

Applications (1)

#806121 A OXY USA WTP LP
received 2015-04-30

Records & Logs

4 completion filings on record.

W-2/G-1 2023-11-09
W-2/G-1 2021-11-29
W-2/G-1 1987-01-26
W-2/G-1 1967-02-01

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
40W
Max Depth
5,800 ft
Drill Type
Vertical
County
YOAKUM
District
8

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
2,273