You can expect more alcohol-impaired drivers on the roads on holidays. There were 493 fatal accidents over the three-day Fourth of July holiday in 2020, with alcohol impairment a factor in 41%. On the three-day Memorial Day holiday weekend there were 406 fatal accidents, with 41% involving alcohol impairment. But the most dangerous day to be on the road was New Year’s Day. While the number of fatal accidents was the average for the year – 106 – 49% involved an alcohol-impaired driver.