At least 53 municipalities in Mexico were affected by Katia . Heavy rainfall left flooding and numerous mudslides , with 65 mudslides in the city of Xalapa alone . Although damage estimates were unknown , preliminary reports indicated that 370 homes were flooded . Three deaths were confirmed to have been related to the hurricane , with two from mudslides and one from being swept away in floodwaters . Approximately 77,000 people were left without power at the height of the storm . Coincidentally , the storm struck Mexico just days after a major earthquake struck the country , worsening the aftermath and recovery . Hurricane Katia marked the first instance of three simultaneously active hurricanes since 2010 . Katia 's peak marked the second known time in Atlantic history and the first time since 1893 that three simultaneously active storms were at least of Category 2 strength
a major earthquake
2017 Chiapas earthquake
Hurricane Katia (2017)