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1974年8月,第12号台风在我国的福建省登陆后,进入内陆变为台风低压并继续北上,台风倒槽与西风槽相接造成苏、鲁、皖连续3～5天的特大暴雨,使沂沭河及运河均出现特大洪水,其中沭河出现近二百五十年以来的最大洪水,经过还原计算的洪峰流量相当于百年一遇;沂河及运河就其一天及三天的洪量来说亦是解放以来最大的。两河洪水在骆马湖汇
In August 1974, No.12 typhoon landed in Fujian Province of our country and entered a hinterland into a typhoon depression and continued northward. Typhoon inverted trough and westerly trough were in contact with each other, causing heavy rainfalls lasting 3 to 5 days in Jiangsu, Shandong and Anhui Provinces , So that the Yishu River and the Grand Canal are extraordinarily serious floods, in which the Shuhe River has experienced the largest flood in nearly two hundred and fifty years. The flood peak flow after the reduction calculation is equivalent to a once-in-a-lifetime event; the Yihe River and the Canal have a one-day and three-day Flood is also the largest since liberation. Two rivers flood in Luoma Lake sinks