The water rose and the people fled.
Flood sirens sounded overnight as Colorado emergency officials feared that debris caked canyons might give way and send another wall of water crashing through the city of Boulder and neighboring communities.
“All residents are warned to go to higher ground immediately due to the potential for flash flooding along the creek,” Boulder’s Office of Emergency Management said.
What’s plugging the pipes? Mudslides, authorities say.
Source: CNN
