<P> The lake was built on top of the Las Vegas Wash , which continues to flow under the lake in two 96 - inch ( 2.4 m ) diameter pipes . Water diversion to fill the lake began in 1990 . The lake was filled with 3 billion US gallons ( 11,000,000 m ) of water . </P>
<P> The lake was built on top of the Las Vegas Wash , which continues to flow under the lake in two 96 - inch ( 2.4 m ) diameter pipes . Water diversion to fill the lake began in 1990 . The lake was filled with 3 billion US gallons ( 11,000,000 m ) of water . </P>
where does the water for lake las vegas come from
where does the water for lake las vegas come from
the Las Vegas Wash
the Las Vegas Wash