A week of torrential downpours in Colorado has resulted inmassive flooding that has destroyed homes and highways, and hasclaimed the lives of seven people so far.

READ MORE: Record Colorado Flooding Washes Away Homes, Roads

The flooding began during the evening of Sept. 11, and hascontinued to devastate Boulder and parts of Denver. Though manyresidents had been evacuated last week, as of the morning of Sept.16, search-and-rescue efforts were working to find roughly 1,000people that had been unaccounted for. According to Colorado Officeof Emergency Management officials, about 1,500 homes were destroyedin the floods.

Click “next” to see images from this weekend of the devastatingflooding in Colorado.

Photos provided by AP Photos.

Homes in residential neighborhood inLongmont, Colo., are submerged from flooding in the Front Range onFriday, Sept. 13. Thousands were forced to evacuate. The dayslongrush of water from higher ground has killed seven people and turnedtowns on Colorado's expansive eastern plains into muddy swamps.

Local resident Chris Rodes gets helpfrom emergency responders as he helps salvage a friend's belongingsafter floods left homes and infrastructure in a shambles in Lyons,Colo. on Friday. Days of heavy rains and flash floods which washedout the town's bridges and destroyed the electrical and sanitationinfrastructure left many Lyons residents stranded with minimalaccess to help, and sectioned off the town into several pieces notreachable one to the other.

This photo taken on Friday showsvehicles damages by flood waters on a street in Lyons. Access tothe small mountain town was cut off after bridges were destroyed byflash flooding. Days of rain and floods have transformed theoutdoorsy mountain communities in Colorado's Rocky Mountainfoothills from a paradise for backpackers and nature lovers into adisaster area with little in the way of supplies or services.Roadways have crumbled, scenic bridges are destroyed, and mostshops are closed.

A group of trailers are smashedtogether at a storage site near Greeley, Colo., on Saturday, Sept.14, as debris-filled rivers flooded into towns and farms miles fromthe Rockies.

Will Pitner is rescued by emergencyworkers and neighbor Jeff Writer, left, after a night trappedsheltering outside on high ground above his home as it filled withwater from a surge of water, after days of record rain andflooding, at the base of Boulder Canyon, Colo. on Friday inBoulder. The widespread high waters hampered emergency workers'access to affected communities.

A section of highway is washed out byflooding along the South Platte River in Weld County, Colorado nearGreeley on Saturday. Hundreds of roads in the area have beendamaged or destroyed by the floodwaters that have affected parts ofa 4,500-square-mile area—an area the size of the U.S. state ofConnecticut.

Boulder Creek roils at high speed afterdays of record rain and flooding, at the base of Boulder Canyon, onFriday. People in Boulder were ordered to evacuate as water rose todangerous levels amid a storm system that has been dropping rainfor a week. Rescuers struggled to reach dozens of people cut off byflooding in mountain communities, while residents in the Denverarea and other areas were warned to stay off flooded streets.

Brother and sister Patrick Tinsley andMary Kerns walk into Boulder, Colo., from their mountain communityMagnolia, where road access is shut off by debris from days ofrecord rain and flooding on Friday. People in Boulder were orderedto evacuate as water rose to dangerous levels.

Noe Sura, 7, right, and her brotherEli, 7, play in the mud clogged ground around their home after daysof flooding, on the southern edge of Boulder, Colo. on Saturday. Byair and by land, the rescue of hundreds of Coloradoans stranded byepic mountain flooding was accelerating as food and water suppliesran low, while thousands more were driven from their homes on theplains as debris-filled rivers became muddy seas inundating townsand farms miles from the Rockies.