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42-501-35866

INJECTION Directional

YOAKUM WASSON CLEARFORK UNIT

YOAKUM County · District 8 · OCCIDENTAL PERMIAN LTD. · WASSON 72

Permits

1

Max Depth

8,100 ft

First Permit

2011-09-27

Latest Activity

2011-09-27

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2021-12-21

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 #000104726 permitted 2012-02-28

Permitted Volume

1,500 bbl/d

Max Pressure

2,500 psi

Injection Interval

5,650–7,900 ft

Injected (12mo)

6,177 bbl

Monthly injected volume (bbl, from H-10 filings through 2025-09-01)

Operator History

Chain of Custody

SHELL WESTERN E&P INC. 1993-1997→ ALTURA ENERGY LTD. 1997-2000→ OCCIDENTAL PERMIAN LTD. 2000-2026

Lease Production

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

Oil
production & DCA →

Formation Tops (3) Elevation 3,553 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
GRAYBURG 4,175 ft-622 ft
SAN ANDRES 4,440 ft-887 ft
GLORIETA 5,822 ft-2,269 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
7,503–7,768 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"2,270 ft1,030 sx
5.5"7,924 ft380 sx

Permit History (1)

#724934 Drill Final Completion

YOAKUM WASSON CLEARFORK UNIT · 8,100 ft

2011-09-27

Spud 2012-02-10

Applications (1)

#724934 A OCCIDENTAL PERMIAN LTD.
received 2011-09-26

Records & Logs

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

W-2/G-1 2022-08-15
W-2/G-1 2012-10-01 log on file
Completion packets + logs ↗ Wellbore filings ↗

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
4820
Max Depth
8,100 ft
Drill Type
Directional
County
YOAKUM
District
8
Operator
OCCIDENTAL PERMIAN LTD.
Completed
2021-12-21

Operator

Location
HOUSTON
P-5 Status
Active (filed 2026-02-02)
Cum Oil (all leases)
1,136,409,534 bbl
Cum Gas (all leases)
442,977,611 mcf
Activities
CSGD/G, CSGD/P, G/PUR, GTHS/C, GTHS/G, GTHS/O, OPRS/G, OPRS/O
Total Permits
6,203