42-501-01994

INJECTION

WILLARD UNIT

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

Permits

1

Max Depth

5,900 ft

First Permit

2006-05-02

Latest Activity

2006-05-02

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2019-12-20

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 #000097011 permitted 2006-10-16

Permitted Volume

5,000 bbl/d

Max Pressure

2,300 psi

Injection Interval

4,600–5,600 ft

Injected (12mo)

140,418 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 (7) Elevation 3,579 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
RUSTLER 220 ft+3,359 ft
TANSILL 2,886 ft+693 ft
YATES 3,005 ft+574 ft
SEVEN RIVERS 3,154 ft+425 ft
QUEEN 3,826 ft-247 ft
GRAYBURG 4,181 ft-602 ft
SAN ANDRES 4,439 ft-860 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
4,645–5,190 ftOpen hole
4,990–5,128 ftPerforated

Casing (6)

SizeSet DepthCement
13"241 ft150 sx
13"241 ft150 sx
5.5"4,643 ft150 sx
5.5"4,643 ft150 sx
8.625"4,645 ft225 sx
8.625"4,645 ft225 sx

Permit History (1)

Applications (1)

#618148 A OXY USA WTP LP
received 2006-04-25

Records & Logs

4 completion filings on record.

W-2/G-1 2025-01-17
W-2/G-1 2007-05-07
W-2/G-1 1986-09-16
W-2/G-1 1984-01-12

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
11
Max Depth
5,900 ft
Drill Type
Vertical
County
YOAKUM
District
8
Completed
2019-12-20

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