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一、1990年汛期对全省水利设施的严峻考验1990年我省遭到了洪、涝、旱、风、雹、潮六灾并袭,受灾范围波及全省。淮北地区7月中旬至8月中旬,连接发生三次大暴雨,受涝1000多万亩。8月上中旬,沂沭河流域又连续发生两次大暴雨,又有600万亩农田积水受涝,部分地区反复遭灾。沿江和苏南地区持续两个月干旱少雨,有6 00多万亩农田受旱,20多万人生活用水困难。淮河以南地区,9月上旬遭受15、17、18号台风侵袭和外围影响,风暴潮并袭,给正在灌浆乳熟的中稻和结桃盛期的棉花造成严重灾害。受涝和刮倒的水稻1 500万亩(其中贴地倒伏的500多万亩)、棉花550万亩,倒塌房屋11.54万间,死亡56人。这次台风过境,正值海潮大汛,潮高浪急,给江海堤防造成极大的损坏,其危害程度超过了1962年14号台风。
I. Severe test of the water conservancy facilities in the whole province in the flood season of 1990 In 1990, the province hit six floods, floods, droughts, winds, hails and tides, and the affected areas affected the whole province. Huaibei mid-July to mid-August, the connection occurred three heavy rains, floods affected more than 1000 mu. In mid-August, there were another two consecutive torrential rains in Yishu River Basin. Another 6 million mu of farmland waterlogging were flooded and some areas were repeatedly affected. Drought and rainfall continued for two months along the Yangtze River and south of Jiangsu Province, affecting more than 6 million mu of farmland and over 200,000 people living in water. In the area south of the Huaihe River, in the first ten days of September, typhoon No. 15, No. 17 and typhoon No. 18 were subjected to external influences and storm surges. This caused serious disasters to the middle-aged rice under paddy ripening and cotton during the peak peach season. Of the 15 million mu of paddy that have been flooded and dug down (including more than 5 million mu of land lying down), 550 million mu of cotton and 115,400 houses have been collapsed, killing 56 people. The passage of the typhoon was coinciding with the tide of the tide and the tide of high tide which caused great damage to the embankment of the Jianghai Sea and exceeded the scale of typhoon No. 14 of 1962.