1985 Mexico City earthquake earthquakes of magnitude 7.8 or stronger in the 20th century prior to the 1985 event. However, this particular section of the subduction zone had not had an event for a much longer time. Shockwaves from the earthquake hit the mouth of the Río Balsas on the coast at 7:17 am and hit Mexico City, 350 km (217 mi) away, two minutes later at 7:19 am. The 19 September quake was a multiple event with two epicenters and the second movement occurring 26 seconds after the first. Because of multiple breaks in the fault line, the event was of long duration.
Niigata (city) earthquake, measuring 6.9 on Richter scale, rocked Niigata Prefecture. Though the earthquake was felt in the city, there was little damage, which allowed Niigata City to provide aid to the devastated areas. In May 2008, the city hosted the 2008 G8 Labor Ministers Meeting. On March 12, 2011, several hours after the massive 9.0 Tohoku earthquake struck off the east coast of Honshu, Niigata and Nagano Prefectures experienced an estimated magnitude 6.6 earthquake. Niigata City features a humid subtropical climate, despite receiving more yearly snowfall than cities such as Moscow, Montreal or Oslo. The climate in Niigata City is characterized