1923 Great Kantō earthquake collapsed due to urbanization. The 1923 earthquake led to record-high morbidity due to unsanitary conditions following the earthquake, and it prompted the establishment of antityphoid measures and the building of urban infrastructure. The Honda Point Disaster on the United States west coast, in which seven US Navy destroyers ran aground and 23 lives were lost, has been attributed to navigational errors caused by unusual currents set up by the earthquake in Japan. Beginning in 1960, every September 1 is designated as Disaster Prevention Day to commemorate the earthquake and remind people of the importance of preparedness, as August and September
2011 Dalbandin earthquake of heart attacks in Quetta after the earthquake, about 330 km northeast of the epicenter, where the Mercalli intensity was IV ("Light"). Tremors after the earthquake reached neighboring countries including Bahrain, UAE, Oman, Iran, Afghanistan, and India. It was felt with a Mercali intensity of IV ("Light") in Islamabad, Karachi, Muscat, Delhi, and III ("Weak") in Kabul, Dubai, and Abu Dhabi. 2011 Dalbandin earthquake The 2011 Dalbandin earthquake occurred on with a moment magnitude of 7.2 and a maximum Mercalli intensity of VI ("Strong"). The shock occurred in a sparsely populated area of Balochistan, caused moderate damage, three deaths and