10/13/2026
Hanford grout’s clay-like appearance draws scrutiny
“'(The material) is not solid. It will never turn into a solid,' said Nikolas Peterson, executive director of watchdog Hanford Challenge. 'This is what we should expect all of the shipments to look like.'”
Read the Tri-Cities Area Journal of Business article:
Photos of clay-like grouted waste at Hanford have raised questions among watchdogs, but federal officials say the material meets applicable transportation safety requirements.