2013 Colorado floods
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The 2013 Colorado floods were a series of natural disasters occurring in the U.S. state of Colorado. Starting on September 11, 2013, a slow-moving cold front stalled over Colorado, clashing with warm
Colorado National Guardsmen respond to floods in Boulder County.
Boulder residents survey the damage on Friday, September 13.
A rescue dog from the Federal Urban Search and Rescue task force for the floods.
Memorial dedicated to CDOT engineer Scott Ellis, whom led repairs on US Highway 34 before his death in August 2015, in Big Thompson Canyon (May 27, 2025)
Boulder County, Colorado
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Boulder County is a county located in the U.S. state of Colorado. As of the 2020 census, the population was 330,758. The most populous municipality in the county and the county seat is Boulder. Boulde
Boulder County Courthouse
View of the eastern and southern borders of Boulder County and adjacent areas in Weld, Broomfield, and Jefferson counties, with north oriented to the left. The city of Boulder is near the lower border. Taken from the International Space Station on July 1, 2022.
Boulder and the mountains to the west of the city