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浦东地处东海、长江口、黄浦江汇合处,三面环水,地势低平(地面高程3.8m左右),受海洋气候影响是台风、暴雨、海潮等自然灾害多发地区之一,最高的潮位达到5.99m,(1997年8月19日,11号台风)每年汛期5月1日-10月20日日超过4m以上的潮位可达116次之多(外高桥水文站),历史上风灾、潮灾还是比较多的。据史料记载浦东从南宋绍兴五年(公元1135年)至1949年全国解放,800余年历史中遭受台风大潮侵袭,冲毁海塘、摧毁家园、百姓遭淹致死有记载的达50余次,(平均16年发生一次)。1949年～1998年期间严重影响浦东的台风大潮12次,(平均4年发生一次)。其中1949年7月24日～25日,浦东高桥海塘遭受6号台风侵
Pudong is located in the East China Sea, the mouth of the Yangtze River estuary, the Huangpu River confluence, surrounded by water on three sides, the low level (ground elevation 3.8m or so), the impact of marine climate is the typhoon, rainstorm, tide and other natural disasters, one of the most frequent tidal reaches 5.99m, (August 19, 1997, Typhoon No. 11) Annual flood season May 1 to October 20 over the tide of more than 4m up to 116 times (Waigaoqiao Hydrological Station), the history of the storm, The tide is still more. According to historical records, Pudong was attacked by the typhoon tide over 800 years of history in the five years from the Southern Song Dynasty (AD 1135) to the liberation in 1949. It destroyed more than 50 times the seawalls, destroying the seawalls and killing people. 16 years once). During the period from 1949 to 1998, the tide of typhoon, which seriously affected Pudong, was 12 times (on average, in 4 years). Among them, from July 24 to July 25, 1949, Pudong Takahama seawall suffered Typhoon No. 6 invasion