42-501-36262

INJECTION Directional

YOAKUM WASSON CLEARFORK UNIT

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

Permits

1

Max Depth

8,650 ft

First Permit

2013-09-26

Latest Activity

2013-09-26

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2018-01-22

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 #000109320 permitted 2014-02-06

Permitted Volume

1,500 bbl/d

Max Pressure

2,500 psi

Injection Interval

5,650–8,290 ft

Injected (12mo)

22,554 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 (13) Elevation 3,552 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
RED BED-SANTA ROSA (Santa Rosa)2,285 ft+1,267 ft
YATES 3,077 ft+475 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)4,528 ft-976 ft
GLORIETA 5,871 ft-2,319 ft
CLEARFORK - ACTIVE CO2 FLOOD (Clear Fork)7,434 ft-3,882 ft
WICHITA (Wichita-Albany)7,998 ft-4,446 ft
DEVONIAN
DEVONIAN-SILURIAN (Devonian)
LEONARD
MISSISSIPPIAN
PENNSYLVANIAN
STRAWN
WOLFCAMP

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
7,617–7,884 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"2,332 ft1,320 sx
5.5"8,316 ft480 sx

Permit History (1)

Applications (1)

#770332 A OCCIDENTAL PERMIAN LTD.
received 2013-09-19

Records & Logs

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

W-2/G-1 2019-07-29
W-2/G-1 2014-05-21 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
3941
Max Depth
8,650 ft
Drill Type
Directional
County
YOAKUM
District
8
Completed
2018-01-22

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