If all goes according to plan, a few years from now the first of an estimated 30,000 people will start moving into a new Henderson community just off Lake Mead Parkway in the vacant desert that lines the road headed toward Lake Las Vegas. The new neighbors will have the comfort of knowing that the dirt beneath their homes and their yards has been studied — and studied again — to ensure it’s just as safe as the rest of the land in Southern Nevada.

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