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1975年8月上旬,在驻马店一带发生的特大暴雨洪水(简称“75·8”)已过去整整30年了,但全省水文职工,尤其是亲身经历的老水文工作者,对那次洪水灾害至今记忆犹新,特别是板桥、石漫滩水库垮坝失事的惨痛教训更为深刻,它时时提醒我们:前事不忘,后事之师。回顾“75·8”暴雨酿成的特大洪水灾害,其主要原因有三:一是暴雨量特大,雨势猛、面积大、暴雨集中、雨型恶劣。如最大暴雨中心的林庄,3天暴雨量达1605.3mm,相当于驻马店地区年平均雨量近2倍。1天雨量1060.3mm,其中6h 雨量
In the first ten days of August 1975, over the past 30 years have passed since the special storm flood (“75.8”) occurred in Zhumadian area. However, the hydrological workers in the province, especially the experienced hydrologists, The flood disaster still fresh in my memory, especially in Banqiao, Shi Mantan reservoir collapse disaster bitter lesson learned more deeply, it always reminds us: Formerly forgotten, funeral division. There are three main reasons for reviewing the catastrophic flood catastrophe caused by the “75.8” heavy rainfall. First, there are three major reasons: first, the heavy rainfall, the heavy rainfall, the large area, the heavy rain and the bad rain. Such as the largest storm center forest village, 3 days rainfall amounted to 1605.3mm, equivalent to the annual average rainfall in Zhumadian nearly 2 times. 1 day rainfall 1060.3mm, of which 6h rainfall