42-501-36368

INJECTION

YOAKUM WASSON CLEARFORK UNIT

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

Permits

1

Max Depth

8,650 ft

First Permit

2014-04-01

Latest Activity

2014-04-01

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2019-04-25

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 #000110443 permitted 2014-07-16

Permitted Volume

1,500 bbl/d

Max Pressure

2,500 psi

Injection Interval

5,650–8,400 ft

Injected (12mo)

118,766 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 (15) Elevation 3,564 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
RUSTLER 2,296 ft+1,268 ft
TANSIL2,887 ft+677 ft
YATES 3,043 ft+521 ft
SEVEN RIVERS 3,265 ft+299 ft
QUEENS3,796 ft-232 ft
GRAYBURG 4,187 ft-623 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)4,449 ft-885 ft
GLORIETA 5,827 ft-2,263 ft
CLEARFORK - ACTIVE CO2 FLOOD (Clear Fork)5,994 ft-2,430 ft
WICHITA (Wichita-Albany)7,863 ft-4,299 ft
LEONARD
PENNSYLVANIAN
RED BED-SANTA ROSA (Santa Rosa)
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 (2)

IntervalType
6,542–7,792 ftPerforated
6,656–7,792 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"2,267 ft1,200 sx
5.5"8,225 ft1,400 sx

Permit History (1)

Applications (1)

#781060 A OCCIDENTAL PERMIAN LTD.
received 2014-03-03

Records & Logs

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

W-2/G-1 2024-04-26
W-2/G-1 2017-07-27
W-2/G-1 2015-05-12 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
3817
Max Depth
8,650 ft
Drill Type
Vertical
County
YOAKUM
District
8
Completed
2019-04-25

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