Eliminated CA La Jolla General Atomics Processed and recycled scrap uranium materials, early 1960s. Duration of work and quantity of material handled unclear. Eliminated CA Pleasanton General Electric Vallecitos Nuclear Center Research on nuclear fuel elements, late '50s-'78. About 30 cubic yards of highly contaminated wastes, now stored on site, are slated for federal cleanup. CA Richmond Stauffer Metals Limited processing and purification of uranium, involving at least 700 pounds of material, early 1960s.
Records show some decontamination was done on equipment and facilities.
Total quantity of material handled and duration of work unclear. Duration and volume of work unclear, but company handled at least 1,600 pounds of uranium metal. Some facilities were contaminated and are slated for federal cleanup. DOE CA Walnut Creek Dow Chemical Studies on processing of uranium and thorium ores, 1947-57. A 1977 federal survey showed no contamination.