The waters of Boulder Creek rushes downstream September 13, 2013 in Boulder, Colorado. Heavy rains for the better part of week has fueled widespread flooding and evacuations in numerous Colorado towns, with the area reportedly already having received 15 inches of rain. Photo by Marc Piscotty/Getty Images)
Heavy rain fuels major Colorado floods
Major Floods Inundate Boulder, Colorado
Major Floods Inundate Boulder, Colorado
Major Floods Inundate Boulder, Colorado
Major Floods Inundate Boulder, Colorado
Heavy rain fuels major Colorado floods
Heavy rain fuels major Colorado floods
Heavy rain fuels major Colorado floods
Major Floods Inundate Boulder, Colorado
Heavy rain fuels major Colorado floods
Heavy rain fuels major Colorado floods
BOULDER, CO - SEPTEMBER 13, 2013: A flash flooding sign stands near where local residents look at the raging waters of Boulder Creek September 13, 2013 in Boulder, Colorado. Heavy rains for the better part of week has fueled widespread flooding and evacuations in numerous Colorado towns, with the area reportedly already having received 15 inches of rain. Photo by Marc Piscotty/Getty Images)
Major Floods Inundate Boulder, Colorado
Heavy rain fuels major Colorado floods
A stranded car sits in the middle of Topaz Street September 13, 2013 in Boulder, Colorado. Heavy rains for the better part of week fueled widespread flooding and evacuations in numerous Colorado towns, with the area reportedly already having received 15 inches of rain. Photo by Marc Piscotty/Getty Images)
Heavy rain fuels major Colorado floods
Heavy rain fuels major Colorado floods
Major Floods Inundate Boulder, Colorado
Heavy rain fuels major Colorado floods
Major Floods Inundate Boulder, Colorado
Heavy rain fuels major Colorado floods
Grant Blakeman of Boulder, Colorado looks at a flooded field at Boulder High School September 13, 2013 in Boulder, Colorado. Heavy rains for the better part of week has fueled widespread flooding and evacuations in numerous Colorado towns, with the area reportedly already having received 15 inches of rain. Photo by Marc Piscotty/Getty Images)
Heavy rain fuels major Colorado floods
Major Floods Inundate Boulder, Colorado
Major Floods Inundate Boulder, Colorado
Major Floods Inundate Boulder, Colorado
Heavy rain fuels major Colorado floods
Major Floods Inundate Boulder, Colorado
Major Floods Inundate Boulder, Colorado
BOULDER, CO - SEPTEMBER 12: Boulder Creek swells in size after three days of heavy rainfall September 12, 2013 in Boulder, Colorado. An estimated 6-10 inches of rain fell in 12-18 hours and more is expected throughout the day. Flash flood sirens warned people to stay away from Boulder Creek and seek higher ground. (Photo by Dana Romanoff/Getty Images)
Major Floods Inundate Boulder, Colorado
Major Floods Inundate Boulder, Colorado
Major Floods Inundate Boulder, Colorado
Major Floods Inundate Boulder, Colorado
Major Floods Inundate Boulder, Colorado
Major Floods Inundate Boulder, Colorado
Major Floods Inundate Boulder, Colorado
Boulder Creek
Boulder Creek (Photo by Dana Romanoff/Getty Images)
Major Floods Inundate Boulder, Colorado
Floods Inundate Boulder In September 2013
Boulder Creek swells in size after three days of heavy rainfall in September 2013. Flash flood sirens warned people to stay away from Boulder Creek and seek higher ground. (Photo by Dana Romanoff/Getty Images)
Major Floods Inundate Boulder, Colorado
Major Floods Inundate Boulder, Colorado
Major Floods Inundate Boulder, Colorado
Major Floods Inundate Boulder, Colorado
Major Floods Inundate Boulder, Colorado
Major Floods Inundate Boulder, Colorado
Major Floods Inundate Boulder, Colorado
A woman looks at Boulder Creek, which flooded early today after three days of heavy rainfall September 12, 2013 in Boulder, Colorado. An estimated 6-10 inches of rain fell in 12-18 hours and more is expected throughout the day. Flash flood sirens warned people to stay away from Boulder Creek and seek higher ground. (Photo by Dana Romanoff/Getty Images)