Solving doubts, the northern water hasn't arrived yet.

But why is Bangkok flooded so much that I'm excited for more than 2 storms next month?

Thairath Online

  • Thai Rath Scoop

  • THE ISSUE

16 Aug 2022 20:41

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Heavy rainfall for several days

causing many areas of Bangkok

experiencing flooding problems

Until there is concern that the water masses in the north will affect the Chao Phraya River Basin, repeating the 2011 great flood event, even now Tropical Storm Mulan.

will weaken

But still have to win that there will be a rainstorm

Will this affect the water situation in September again?

Most recently, yesterday (15 Aug 2022) "Chatchart Sitthiphan", Governor of Bangkok.

said at the meeting concerning the amount of water masses in the north

released into the lower Chao Phraya River

Because Bhumibol Dam and Sirikit Dam

Water discharge increased compared to the same period last year by about 10 percent.

Increased than the same period last year by about 6 percent, so the houses of the people on the Chao Phraya River were flooded.

and may affect the area in Bangkok

Facing the problem of drainage during the high sea level

from concerns about water masses in the north

“The news team penetrated the issue.

Thairath Online" inquired to the news source.

from the Royal Irrigation Department

provided information that

Bangkok area

Currently, there is no concern about the northern water mass released from the upper dam.

Because the amount of water released from the dam is controlled much less than the great flood in 2011, and the dam can still receive more water now.

for the drainage of the Pa Sak Jolasid Dam

Currently supporting 14 million cubic meters of water.

It is expected that it will not affect the downstream areas in Saraburi Province.

This amount of drainage is the result of Tropical Storm Mulan.

causing the amount of water in the dam to increase

therefore need to accelerate the drainage

Because if there is more rain in the area, the drainage will be delayed.

affecting the people below the dam

The drainage part of the Pa Sak Jolasid Dam

It used to be able to reach 700 cubic meters per second.

It is now releasing 12 cubic meters of water per second.

This is a quantity that can be increased more than this.

If there is an increase in heavy rain

The situation of the Chao Phraya Dam

which receives water from the northern area

Currently, there are 1,200 cubic meters of water, still able to support a lot of water.

but need to accelerate drainage

Due to the high volume in the Ping, Wang, Yom and Nan rivers, it may affect people in the waterfront areas.

but from accelerating drainage

causing flooding in the area outside the embankment

with annual floods such as Sena District, Bang Ban District, Phra Nakhon Si Ayutthaya Province

Bangkok area

It's not a concern at the moment.

But have to keep an eye out in September.

The northern water mass flows into the Chao Phraya River in the lower area.

And if during that time there was heavy rain in the Bangkok area

will cause severe flooding in many areas

Therefore, the public must closely follow the news during that time.

to be prepared to deal with the potential impact

Bangkok must prepare a water rest area before the crisis situation.

“Assoc. Prof. Dr. Sucharit

Koonthanakulwong, Lecturer at the Department of Water Resources Engineering

Faculty of Engineering

Chulalongkorn University analyzed that the amount of heavy rain at the moment has not affected the Bangkok area.

flood as many people are worried about

But have to keep an eye on this September.

If there are more than 2 rain storms in Thailand, the amount of water in many areas will be critical.

In addition, during the aforementioned months, water masses from the northern region flow into the lower Chao Phraya area.

may cause Bangkok

face the problem of severe flooding

If there is no preparation from now

“The great flood situation in 2011 is an important lesson.

with 4 rainstorms coming in, causing the drainage of water in time

which this September

If there are more storms in such quantity

may cause heavy flooding in many areas

So the heavy rainfall right now is just a preliminary warning.

But the real thing will come this September.”

Currently, there should be preparation in more than 10 water receiving areas, scattered in many provinces.

To be ready for heavy rain this September.

In addition, the Pa Sak Jolasid Dam must be prepared.

Get ready to receive more water next month.

“Bangkok is now dredging canals to receive more water.

And should prepare areas to receive water such as ponds in various districts.

or swamps in the military area

in order to be ready for the rainy situation that may increase heavier

and easy to drain into the sea

because normally Bangkok

must drain

By bringing it to rest in a certain area before draining into the sea in the morning when the sea water recedes.

in order to avoid the consequences that will occur.”

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