42-501-35864

INJECTION Directional

WILLARD UNIT

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

Permits

2

Max Depth

5,900 ft

First Permit

2011-09-23

Latest Activity

2011-09-23

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2017-02-01

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2026-07

Injection / Disposal

H-1 Injection Active UIC #000104346 permitted 2011-12-01

Permitted Volume

5,000 bbl/d

Max Pressure

2,300 psi

Injection Interval

4,600–5,600 ft

Injected (12mo)

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 (6) Elevation 3,606 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
RUSTLER 2,253 ft+1,353 ft
YATES 3,025 ft+581 ft
YATES 3,070 ft+536 ft
GRAYBURG 4,256 ft-650 ft
SAN ANDRES 4,479 ft-873 ft
SAN ANDRES 4,507 ft-901 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
5,074–5,245 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"2,285 ft1,630 sx
5.5"5,516 ft1,200 sx

Permit History (2)

Applications (2)

#724770 A OXY USA WTP LP
received 2012-01-05
#724770 A OXY USA WTP LP
received 2011-09-21

Records & Logs

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

W-2/G-1 2022-09-20
W-2/G-1 2013-08-27 log on file

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
35C
Max Depth
5,900 ft
Drill Type
Directional
County
YOAKUM
District
8
Completed
2017-02-01

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