Water Resources

Map showing average annual precipitation in Nevada (inches of precipitation)
Graphic by NBMG 1990

Looking downstream from the dam at Lake Las Vegas, toward the bridge that crosses Las Vegas Wash, Clark County
Photographer: Jon Price 1992

Bridge over Las Vegas Wash south of Lake Las Vegas, Clark County. Headward erosion of the wash, due to increased flow caused by effluent from the sewage treatment plant at Henderson, has eroded the stream downward about 20 feet in about 10 years.
Photographer: Jon Price 1992

Lahontan Reservoir nearly dried up in 1992, after several years of drought, Lyon County.
Photographer: Jon Price 1992

Lake Las Vegas, Clark County
Photographer: Jon Price 1992

Walker Lake, Mineral County
Photographer: Jon Price 1996

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