The region is dependent on the Calnev Pipeline and Unev pipeline as its two main sources of supply .
The Las Vegas area is dependent on imported gasoline , diesel , and aviation fuel as is most of Nevada , which has only one refinery .
The region is dependent on the Calnev Pipeline and Unev pipeline as Las Vegas ' two main sources of supply .
The Las Vegas area is dependent on imported gasoline , diesel , and aviation fuel as is most of Nevada , which has only one refinery .