Kawasaki City Inundation caused by drainage channel reverse flow to about 92 hectares

Kawasaki City Inundation caused by reverse flow of drainage Approx. 92 hectares, Oct. 23, 19:31

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A survey of the city revealed that Kawasaki City, which was inundated by the impact of Typhoon No. 19, was inundated by the reverse flow of the drainage channel along the Tama River. It was.

In Kawasaki City, typhoon No. 19 flooded the area, but details such as the specific scope were not clear.

Under these circumstances, Kawasaki City investigated the inundation caused by the “inland water flooding” where the water of the Tama River flowed back from the drainage channel and overflowed into the residential area. As a result, Nakahara Ward, Takatsu Ward and Tama Ward combined It was found that flood damage spread to about 92 hectares.

In the survey, backflow was confirmed in five drainage channels, and the area was approximately 45 hectares in the urban area around JR Musashikosugi Station in Nakahara Ward, where the largest area was flooded.

In some cases, the depth of flooding reached 2 meters.

Kawasaki City is investigating the cause of the increase in damage, but “The water level of the Tama River has risen abnormally, which is the largest in the history of observation. The standards for drainage sluice gate operation should be verified in the future. "

In addition, in Kawasaki City, there is damage caused by flooding of the Tama River in Takatsu Ward, but the detailed area is still unknown, and the flooded area is expected to expand further.