Mesquite Lands Act of 2007 - Grants the city of Mesquite, Nevada, the exclusive right to purchase certain parcels of public land in Clark County, Nevada.
Extends withdrawal and purchase authority with respect to the fifth and sixth areas.
Requires proceeds from certain sales to be used for the implementation of the Virgin River Multispecies Habitat Conservation Plan, including any associated groundwater monitoring plans.
Directs the Secretary to convey certain public land in Clark County to the Virgin Valley Water District.