When is the strongest typhoon in Guangdong?
At 7: 25 on August/KOOC-0/0/KOOC-0 last year, when Sang Mei landed in Cangnan, Wenzhou, the maximum wind force was as high as/KOOC-0/7. Before and after the typhoon landed, the strong wind speed of 68 m/s was measured in Xiaguan, Cangnan, accompanied by heavy rain. Southern Zhejiang and northern Fujian suffered a rare catastrophe with extremely heavy casualties (the death toll is estimated to be as high as more than 1000 people).
1996, TiVono. /kloc-landed in Guangdong on 0/5 at Wuchuan, Zhanjiang. At the time of landing, the central air pressure was 935 hectopascals, the measured average wind speed was 938.5 hectopascals, and the ten-minute average wind speed was 48 m/s. Numerous anemometers in western Guangdong were destroyed, which was the strongest typhoon landing in Guangdong after Typhoon No.6903. There is still controversy about who is stronger.
General description of disaster process and disaster situation:
On September 9th, during the storm surge of Typhoon No.9615 in the coastal areas of Guangdong and Guangxi, the water increased 1.5 ~ 2.0 m, and the tidal stations in Guangdong, such as Huangpu, Denglongshan, Sanzao and zhapo, had high tides exceeding the local warning water level. Affected by this storm surge, Jiangmen, Yangjiang, Maoming, Zhanjiang, Zhuhai, Zhongshan and other cities in Guangdong Province were seriously affected. According to statistics, in Guangdong Province, there were 9.3 million people affected by the disaster, 208 people died, 268,000 houses collapsed, and1164,000 houses were damaged, 808 kilometers of high-voltage transmission lines were damaged, 755 kilometers of communication lines were damaged, industrial and mining enterprises completely stopped production 100, and the agricultural disaster area was 44,000 hm2. The province's direct economic loss was 654.38+02.903 billion yuan. In Zhanjiang, 79 people died, crops were 2 1.84 million hm2, aquaculture1.65,438+0.7 hm2 was damaged, seawall 135.3 km was washed away, bridges and culverts 168, ships were damaged, and ships/kloc. More than 700 fishing boats in Suixi County were damaged and 100 boats sank. The affected area of crops in Yangjiang City is 329,000 hm2(4.932 million mu), with 366 damaged fishing boats, more than one sunken ship 10 and 75 breakdowns, with a total area of 2.1/km. Under the combined action of typhoon waves and storm surges, Beihai City in Guangxi has caused serious disasters. The seawall of Beihai City was destroyed by waves with a wave height of 3 to 5 meters, and the tide poured in. According to statistics, there are 26 towns and villages in Beihai114,800 people, 6/kloc-0 people died, 88 people were missing, 34,700 houses collapsed, 48.28 kilometers of seawalls were washed away, crops were affected by 7 100 hm2, and ships were damaged. 20,000 houses in Qinzhou collapsed, two people died and the seawall was destroyed by more than 300 meters. The affected population in Hepu County: 550,000 people, 25,000 houses collapsed, 75,000 houses were damaged, rice10.00 million hectares (10.5 million mu) were flooded by seawater, more than 3,300 hectares (50,000 mu) were cultured in seawater, and17,000 hectares (/kloc)
Disaster assessment:
Extraordinary tidal disaster (first-class storm surge disaster)
Source:
State Oceanic Administration (1997), China Marine Disaster Bulletin1996,3; Li Xianrui (1997),1996 September-65438+February disaster, disaster reduction in China, 7 (4): 58 ~ 60; Wang Xiushan (1997), 1996, Disaster Reduction in China, 7 (3): 7 ~ 8.