This Treadwell and Rollo map may help you keep track of the parcels. A radioactive piece of metal was found on the top of the hill about a foot underground on
A highly radioactive object has been discovered at the former Hunters Point Naval Shipyard next to a housing area that has been declared safe and free of radioactive contamination for more than a decade, The Chronicle has learned.
The finding is the latest problem at San Francisco’s most ambitious redevelopment project in a century — an effort to transform a 500-acre Superfund waste site into a bustling waterfront neighborhood of 12,000 homes.
The object — a radium deck marker about the size of a silver dollar, 1½ inches across — was unearthed Tuesday on a grassy slope beneath a stretch of newly built condos, less than a foot below ground. The state health department revealed the information Thursday in a “Progress Update” letter sent to the shipyard homeowners’ association and obtained by The Chronicle… (more)