Zhengzhou City Flood Control Office started Class I early warning. What kind of flood should it start?

When encountering the following floods, I-level early warning should be started:

1, most roads are flooded or even traffic is paralyzed, and drainage facilities are not as good as drainage;

2. Some underground passages are blocked by accumulated water;

3. Some underground parking lots are flooded;

4. In recent years, the road sections with a large amount of landslides are prone to danger;

5. The water level of the urban river suddenly rises, and overflow may occur;

6. If the rainstorm is accompanied by strong wind, street lamps, poles and various power supply facilities are prone to failure and trees will fall down;

7. The groundwater level rises, and the dangerous old houses are in a state of blisters for a long time, which is prone to danger;

8. False reinforcement of civil air defense projects is easy to cause ground collapse and house collapse.

Flood control level IV emergency response was launched in many places in Henan Province.

The reporter learned from the Provincial Defense Office that from 7: 00 on July 19 to 7: 24 on July 20, heavy rain to heavy rain occurred in most parts of the province, and heavy rain occurred in western Zhengzhou, Lushan County of Pingdingshan and southeastern Luoyang. The 6 1 rainfall station in the whole province exceeds 250 mm, and the maximum rainfall station in Lushan county reaches 400.8 mm. The 6 large and medium-sized reservoirs in the whole province1exceed the flood limit water level.

According to statistics, since July of 16, heavy rainfall has affected more than 4000 people in Pingdingshan, Anyang, Jiaozuo, Sanmenxia, Nanyang, Xinyang, Zhoukou, Zhumadian and Jiyuan demonstration areas, and rescued and transferred 10 152 people, and the affected area of crops was 9200.

On July 9th, 2007, the Provincial Defense Office started the flood control level IV emergency response, and sent six working groups to supervise the prevention of heavy rainfall in rainy areas. After Shangqiu, Zhumadian and Jiyuan started flood control level IV emergency response, Pingdingshan, Hebi, Xinxiang, Sanmenxia, Nanyang, Xinyang, Jiaozuo and other cities started flood control level IV emergency response one after another to do a good job in flood control and disaster relief.

The provincial defense office requires that all relevant departments in all localities should do a solid job in the current flood control work in strict accordance with the deployment of the provincial party Committee and the provincial government. Focus on preventing floods, flash floods and geological disasters in small and medium-sized rivers caused by continuous heavy rainfall in Haihe River Basin, Yellow River Basin, Funiu Mountain Area and Taihang Mountain Area, and do a good job in reservoir flood control, urban waterlogging and farmland waterlogging prevention.