Deerfield-News.com-Deerfield Beach, Fl-This morning in what has been described as the recent rash of earthquakes a 5.7 magnitude quake hit Puerto Rico. Early reports show power outages across the southern part of the island. This morning’s quake happened about 20 miles off the southern coast of the island. Many in Puerto Rico who will be celebrating 3 Kings today were awoken by the high magnitude tremors the fourth quake in as many days. Breaking News.