World Magnitude 5.9 earthquake rocks Puerto Rico and causes landslide in Peñuelas January 11, 2020January 11, 2020Grace Hauck, USA TODAYComments Off on Magnitude 5.9 earthquake rocks Puerto Rico and causes landslide in Peñuelas Another earthquake has shaken Puerto Rico, this time a 5.9 magnitude quake on Saturday causing damage along the southern coast.