Demolished: The walls of this home have been washed away on South Platte River
Wrecked: Only the roof of a Jamestown house remains after flash floods ripped through the town
Cut off: A farm house is completely surrounded by rising water
Evacuation: Residents have been told if they don't leave they risk being cut off for two weeks
Colorado residents are bracing themselves for further flooding and devastation, with more storms due to hit on Sunday.
More than 500 people are missing and at least four people have died, with another victim believed to be dead, after flash floods.
Many residents are still stranded in their homes as rescue workers try to reach them. Boulder county officials fear rescue attempts will be hampered by the extra 4in of rain due on Sunday.
Authorities who still haven't reached all the stranded victims of floods in northeastern Colorado are bracing for a new round of storms on Sunday.
Already it is estimated that it will cost $150 million to repair more than 100 miles of road and at least 20 bridges that have been washed away.
County transportation director George Gerstle told CNN the repair bill is likely to be 10 to 15 the annual budget.
A sheriff's office spokesman said hundreds of people were unaccounted for, but added that some residents may have reached safety but not been able to contact relatives to tell them.
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