Event narrative (NOAA)
Late on August 3, the city of Draper declared a state of emergency as flash flooding and mudslides led to road closures on Highland Drive, Bangerter Parkway, and Minuteman Drive. A portion of Bangerter Parkway, near 14200 South, was damaged on the uphill lanes. A number of homes sustained water damage. According to the City of Draper, there were 428 residential damage report forms submitted, with estimated damages of $11,255,765. There were 11 business damage report forms submitted, with estimated damages of $844,235. City infrastructure estimated damage totaled $4,000,000.
Other notable flash flood events in Utah
Source: NOAA/NCEI Storm Events Database. Deaths and injuries are those NOAA classifies as direct. Damage is the reporting office's estimate at the time and is not inflation-adjusted. This is a catalogue record, not a forecast.