Sites / USA

Smith Ranch-Highland

Name: Smith Ranch-Highland
Address: Wyoming (Powder River Basin), USA

Uranium mine / mill · Wyoming (Powder River Basin), USA · operated by Cameco (Power Resources) (CCJ)

Status

Care & Maintenance

Resources

40 Mlbs U₃O₈

Grade

0.05% U₃O₈

AISC

$40/lb

Published figures

Estimated

Resources	40 Mlbs U₃O₈	source
Grade	0.05% U₃O₈	source
AISC	$40/lb	source
Deposit type	Sandstone (ISR)	source
Mining method	ISR	unsourced
Targeted restart	2024	source
Ownership	Cameco (100%)	source

Largest licensed US ISR facility (2,116 tU/yr), curtailed since 2016 — Cameco classifies it as suspended and its restart optionality, though EIA quarterly reports small ongoing output (commonly attributed to groundwater-restoration recovery). Coordinates approximate (Converse County).

View on the global map →Mine & project database Primary source

Coordinates are approximate. Figures are curated from company filings, technical reports and the World Nuclear Association, with a citation per figure; unsourced values are flagged, not hidden. Informational only — not investment advice.