Earthquake Green Shaking Alert M 6.4, REGION Origin Time: Tue 2016-05-31 05:23:47 UTC (05:23:47 local) PAGER o o Location: 25.56 N 122.55 E Depth: 246 km Version 5 Created: 10 weeks, 0 days after earthquake Estimated Fatalities Green alert for shaking-related fatalities Estimated Economic Losses 99% and economic losses. There is a low 99% likelihood of casualties and damage.

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1 100 10,000 1 100 10,000 10 1,000 100,000 10 1,000 100,000 Fatalities USD (Millions) Estimated Population Exposed to Earthquake Shaking ESTIMATED POPULATION - -* 28,538k* 4,428k 0 0 0 0 0 0 EXPOSURE (k = x1000) ESTIMATED MODIFIED MERCALLI INTENSITY PERCEIVED SHAKING Not felt Weak Light Moderate Strong Very Strong Severe Violent Extreme

Resistant none none none V. Light Light Moderate Moderate/Heavy Heavy V. Heavy POTENTIAL Structures DAMAGE Vulnerable Structures none none none Light Moderate Moderate/Heavy Heavy V. Heavy V. Heavy *Estimated exposure only includes population within the map area. Population Exposure population per ~1 sq. km from Landscan Structures: Overall, the population in this region resides in structures that are resistant to earthquake 120°E 122°E 124°E shaking, though some vulnerable structures exist. XikengXikeng DajiDaji XikengXikeng SiqianSiqianSiqian KunyangKunyang Historical Earthquakes (with MMI levels): XiaocunXiaocun SankuiSankuiSankui JinxiangzhenJinxiangzhenJinxiangzhen FudingFuding Date Dist. Mag. Max Shaking WuquWuqu ShuangchengShuangchengShuangcheng (UTC) (km) MMI(#) Deaths ChengyangChengyang ChengyangChengyang 1983-09-21 160 6.4 V(15k) 0 XibingXibing YachengYachengYacheng 27°N SongchengSongchengSongcheng 2000-05-17 213 5.4 VII(94) 3 XiabaishiXiabaishi III ZhangwanZhangwan 1999-09-20 253 7.6 IX(1,952k) 2k JianjiangJianjiangJianjiang Recent earthquakes in this area have caused BeishanBeishan KengyuanKengyuan secondary hazards such as landslides that DongdaiDongdai might have contributed to losses. GuantouGuantou TantouTantou 26°N

TanchengTanchengTancheng Selected City Exposure from GeoNames.org TaipeiTaipei 25°N MMI City Population IV 7,872k HsinchuHsinchu YilanYilan IV Yilan 94k MiaoliMiaoli YonakuniYonakuniYonakuni IV Banqiao 543k IshigakiIshigakiIshigaki TaichungTaichung III Taoyuan < 1k III Taoyuan City 402k HualianHualian 24°N NantouNantou III Zhubei < 1k DouliuDouliu IIIIIIIII III Hsinchu 404k Ma-kungMa-kung TaibaoTaibaoTaibaokm III 398k XinyingXinying III 1,041k 0 75 150 TainanTainan III Wenzhou 866k TainanTainan 23°N III 771k PAGER content is automatically generated, and only considers losses due to structural damage. bold cities appear on map (k = x1000) Limitations of input data, shaking estimates, and loss models may add uncertainty. http://earthquake.usgs.gov/earthquakes/eventpage/us20005zay Event ID: us20005zay