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ONWR manages water drainage ahead of Oct 11-13 rainfall

ONWR manages water drainage ahead of Oct 11-13 rainfall

Matichon•Economy•11d ago

Reader Briefing

The Office of National Water Resources reports a decrease in northern water volumes while preparing drainage systems for expected rainfall between October 11-13.

  • •Paitoon Kengkarnchang of the ONWR stated that northern water volumes are decreasing, reducing concerns for the Chao Phraya Basin.
  • •Water drainage is being maintained at 2,500 cubic meters per second to prepare for rainfall on October 11-13.
  • •Certain areas in Phra Nakhon Si Ayutthaya, including Sena and Phak Hai districts, may be affected as they are outside flood walls.
  • •The Bang Pakong Basin reached a new high water level of 4.98 meters on October 1, exceeding the 2013 level by 11 centimeters.

Overview

  • •Northern water volumes are decreasing, with the Chao Phraya Dam drainage remaining stable at 2,500 cubic meters per second.
  • •Bhumibol Dam is at 70% capacity, Sirikit Dam at 80%, and Kwae Noi Bamrung Dan Dam at 70-80%, while Pasak Jolasid Dam exceeds 100% capacity.
  • •Rainfall is expected between October 11-13, requiring continuous drainage to maintain sufficient reservoir space.
  • •Areas outside flood walls in Phra Nakhon Si Ayutthaya, specifically Sena and Phak Hai districts, may experience flooding.
  • •The Governor of Phra Nakhon Si Ayutthaya has deployed military personnel to assist and evacuate citizens.
  • •The Bang Pakong Basin recorded a new high of 4.98 meters on October 1, surpassing the 2013 record.
  • •The Royal Thai Navy has deployed water-pushing boats in the Bang Pakong River.
  • •The Ministry of Defence's Royal Thai Army has been ordered to increase pumping equipment in areas with good drainage capacity.

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Source: Matichon (Original)

Key Quotes

Paitoon Kengkarnchang
"Regarding northern water, you can be relieved, but we must continuously monitor the situation in the Chao Phraya Basin."
ในส่วนของน้ำเหนือท่านคลายกังวลได้ แต่เราต้องติดตามสถานการณ์อย่างต่อเนื่อง ในลุ่มน้ำเจ้าพระยา

Key Entities

Person

Paitoon Kengkarnchang(ไพฑูรย์ เก่งการช่าง)
Deputy Secretary-General of the Office of National Water Resources.

Organization

Office of National Water Resources(สำนักงานทรัพยากรน้ำแห่งชาติ)
The agency responsible for monitoring and managing water situations and basin drainage.
Royal Thai Army(กองทัพบก)ℹ️
An organization ordered by the Ministry of Defence to increase pumping equipment.
Ministry of Defence(กระทรวงกลาโหม)ℹ️
The ministry issuing orders to the Royal Thai Army to accelerate water pumping.
Royal Thai Navy(กองทัพเรือ)ℹ️
The agency that deployed water-pushing boats in the Bang Pakong River.
Royal Irrigation Department(กรมชลประทาน)
The department ensuring continuous drainage to maintain reservoir space in the Bang Pakong Basin.
Thai Meteorological Department(กรมอุตุนิยมวิทยา)ℹ️
The agency providing data on heavy rain forecasts for Chanthaburi and Trat.

Place

Bhumibol Dam(เขื่อนภูมิพล)ℹ️
A dam in the Chao Phraya Basin currently at 70% capacity.
Sirikit Dam(เขื่อนสิริกิติ์)ℹ️
A dam in the Chao Phraya Basin currently at 80% capacity.
Kwae Noi Bamrung Dan Dam(เขื่อนแควน้อยบำรุงแดน)
A dam in the Chao Phraya Basin with capacity between 70-80%.
Pasak Jolasid Dam(เขื่อนป่าสักชลสิทธิ์)ℹ️
A dam with capacity exceeding 100% currently draining 400 cubic meters per second.
Phra Nakhon Si Ayutthaya(พระนครศรีอยุธยา)
A province where districts like Sena and Phak Hai may be affected by flooding.
Khun Dan Prakan Chon Dam(เขื่อนขุนด่านปราการชล)
The dam that controls water drainage for the Bang Pakong Basin.
Vajiralongkorn Dam(เขื่อนวชิราลงกรณ)ℹ️
A dam in the Mae Klong Basin with approximately 120 million cubic meters of available space.
Srinagarind Dam(เขื่อนศรีนครินทร์)ℹ️
A dam with 700 million cubic meters of space remaining to support rainfall on October 6 and October 11-13.
Kaeng Krachan Dam(เขื่อนแก่งกระจาน)ℹ️
A dam in the Phetchaburi Basin managing water inflows and outflows.