1985 Mexico City earthquake Ground shaking lasted more than five minutes in places along the coast and parts of Mexico City shook for three minutes, with an average shaking time of 3–4 minutes. It is estimated the movement along the fault was about three meters. The main tremor was foreshadowed by a quake of magnitude 5.2 on 28 May 1985, and was followed by two significant aftershocks: one on 20 September 1985 of magnitude 7.5 lasting thirteen seconds and the third occurring seven months later on 30 April 1986 with magnitude 7.0 lasting ten seconds. However, at least twelve other minor aftershocks were associated
Niigata (city) 1985. The line was extended all the way to Tokyo in 1991. Big Swan Stadium in Niigata City hosted three games during the 2002 FIFA World Cup. The 2004 Chūetsu earthquake did not cause any significant damage in Niigata City itself, allowing the city to work as a relief base. The size and the population of Niigata city increased over the four-year period between 2001 and 2005, due to a series of municipal mergers. On April 1, 2007, Niigata City became first city on the west coast of Honshu to become a government-designated city. In July 2007, the Chūetsu offshore