42-501-33142

Final Completion

WILLARD UNIT

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

Permits

1

Max Depth

5,400 ft

First Permit

1987-02-04

Latest Activity

1987-02-04

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2022-04-01

Shut-In

Plugged

2022-08-06

!

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

H-1 Injection Plugged 2022-08-08 UIC #000057771 permitted 1999-03-01

Permitted Volume

1,500 bbl/d

Max Pressure

2,450 psi

Injection Interval

4,900–5,600 ft

Injected (12mo)

Monthly injected volume (bbl, from H-10 filings through 2022-09-01)

Lease Production

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

Formation Tops (2) Elevation 3,610 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SAN ANDRES 4,499 ft-889 ft
SAN ANDRES 4,596 ft-986 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
5,146–5,264 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"1,011 ft800 sx
5.5"5,300 ft1,900 sx

Permit History (1)

Applications (1)

#325947 A ARCO OIL & GAS CO.
received 1987-01-29

Records & Logs

3 completion filings on record.

W-2/G-1 2022-05-05
W-2/G-1 1987-06-02
W-2/G-1 1987-06-13

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
171B
Max Depth
5,400 ft
Drill Type
Vertical
County
YOAKUM
District
8
Completed
2022-04-01

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
2,277