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一、雨情涝情及抗灾简况1991年6月中旬～7月上旬,南通县连续普降特大暴雨,6月12～17日,全县平均降雨269.3毫米,暴雨中心在小李港闸,达411.0毫米;雨量集中在13～15日,三日雨量215.2毫米,占六天总雨量的79.9%,暴雨中心314.0毫米;全县平均最大日雨量117毫米,暴雨中心高达179.0毫米。6月30日～7月8日,我县又遭暴雨袭击,全县平均雨量266.4毫米,暴雨中心川港359.7毫米,7月1日降雨多达192.1毫米。由于今年暴雨历时长、强度大,加上前期连续阴雨,给全县工、农业生产造成了严重损失.据有关部门统计,两次暴雨全县24.7万亩次农田受淹;其中,受淹历时超过24小时的有10.56万亩,积水深达30～50厘米的4.13万亩。导致严重死苗0.96万亩。沿江、
I. Situation of Rainfall and Flood Control Situation From mid-June to early July 1991, Nantong County recorded a continuous heavy rainfall in June. From June 12 to June 17, the average rainfall in the county was 269.3 millimeters with the center of heavy rain reaching 411.0 Mm; Rainfall concentrated on 13 to 15 days, 215.2 mm three days, accounting for 79.9% of the six-day total rainfall, 314.0 mm rainstorm center; the county average daily maximum rainfall of 117 mm, the center of the storm up to 179.0 mm. From June 30 to July 8, the county was hit by torrential rains. The average rainfall of the entire county was 266.4 millimeters, 359.7 millimeters at the heavy rain center of Sichuan and Hong Kong, and up to 192.1 millimeters on July 1. Due to the heavy rainfall this year, the intense rainfall and the continuous rainy days in the previous period have caused serious losses to the county workers and agricultural production. According to statistics from relevant departments, 247,000 mu of farmland flooded twice during the heavy rainstorms. Among them, More than 24 hours of 10.56 million mu of water depth of 30 to 50 cm of 4.13 million mu. Resulting in a serious dead seedlings 9600 acres. Along the river,