42-165-32854

PRODUCING

WASSON SOUTH CLEARFORK UNIT

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

Permits

1

Max Depth

7,800 ft

First Permit

1984-05-23

Latest Activity

1984-05-23

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

1987-06-15

Shut-In

Plugged

P-5 Org Status: Active

!

EWA / Permit operator mismatch

Scheduling: OCCIDENTAL PERMIAN LTD. ≠ Permit: SHELL WESTERN E&P INC.

Resolved via: productionOCCIDENTAL PERMIAN LTD.

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2026-07

Lease Production

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

Formation Tops (13) Elevation 3,545 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
RUSTLER 2,108 ft+1,437 ft
SALADO 2,128 ft+1,417 ft
TANSIL2,858 ft+687 ft
YATES 2,939 ft+606 ft
SEVEN RIVERS 3,105 ft+440 ft
QUEEN 3,438 ft+107 ft
GRAYBURG 4,140 ft-595 ft
SAN ANDRES 4,426 ft-881 ft
GLORIETA 5,884 ft-2,339 ft
U. CLEARFORK6,166 ft-2,621 ft
TUBB 7,287 ft-3,742 ft
L. CLEARFORK7,372 ft-3,827 ft
WICHITA (Wichita-Albany)7,848 ft-4,303 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 (3)

IntervalType
6,154–6,696 ftPerforated
6,154–7,834 ftPerforated
7,376–7,834 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"433 ft400 sx
9.625"3,359 ft1,650 sx
5.5"7,881 ft3,200 sx

Permit History (1)

Applications (1)

#239841 A SHELL WESTERN E&P INC.
received 1984-05-10

Records & Logs

3 completion filings on record.

W-2/G-1 1988-12-07
W-2/G-1 1985-02-25
W-2/G-1 1985-03-05
Completion packets + logs ↗ Wellbore filings ↗

Completion packets open directly (post-2011 filings include attached logs). Log images and the UL library 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 GAINES County.

Well Details

Well Number
8418S
Max Depth
7,800 ft
Drill Type
Vertical
County
GAINES
District
8
Completed
1987-06-15

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
6,246