On July 3 1 day, the rainstorm center moved to Zhenba, Ziyang, Hanyin and Ankang, with a central rainfall of 89 mm, and strengthened as it moved eastward. The daily rainfall exceeds 100 mm, and the flood in the tributaries of the Hanjiang River rises rapidly. At 3 o'clock in the morning, Shiquan Power Station discharged 1.47 million cubic meters per second. It reaches 17000 m3/s at 9: 00, 10:30. According to the hydrological report, the water level of Hanjiang River will rise to 27500 m3/s at 18.
Extended data:
In August 1 day 1: 30, the water level of the Hanjiang River reached 259.25m, and the flood peak discharge was 31000m3/s. The victims trapped in the water endured thirst, hunger, rain, cold and pain. At dawn, people began to face the dawn and compete for survivors on the water.
At 6 o'clock, the water level of Hanjiang River dropped by 0.75m, and at 12, it dropped by 3.5m.. When retreating into the water, the southern end of the east dike, the eastern end of the north city and the western end of the bridge collapsed. At this time, the oil tanks in the regional oil depot caught fire and exploded, and the smoke transpiration.
This extraordinary flood, which is rare and irresistible in Ankang history, is the biggest loss in Shaanxi after the founding of the People's Republic of China. Ankang City18,000 households, more than 89,600 people were affected and 870 people died. The old city and some suburbs were flooded by 3.2 square kilometers, and more than 30 thousand houses were destroyed by water. 70 units lost their working conditions, 1.7 million students were unable to go to school, and the economic loss was about 4 1 100 million yuan.
References:
Baidu Encyclopedia -7.3 1 Ankang Flood