42-501-32017

WILLARD UNIT

YOAKUM County · District 8 · OXY USA WTP LP

Permits

2

Max Depth

5,800 ft

First Permit

1981-04-07

Latest Activity

2016-12-02

Lifespan

36 yrs

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

Lease Production

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

Formation Tops (3) Elevation 3,597 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
RED BED / SANTA ROSA (Santa Rosa)1,100 ft+2,497 ft
YATES 2,800 ft+797 ft
SAN ANDRES 4,370 ft-773 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
4,987–5,191 ftPerforated
5,250–5,340 ftOpen hole

Casing (3)

SizeSet DepthCement
8.625"450 ft350 sx
2.875"5,220 ft
5.5"5,250 ft1,650 sx

Permit History (2)

Applications (2)

#820198 A OXY USA WTP LP
received 2016-11-09
#118503 A ARCO OIL & GAS CO.
received 1981-04-07

Records & Logs

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

W-2/G-1 2016-11-07 log on file
W-2/G-1 2016-06-01
W-2/G-1 1982-05-14

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
28C
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