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Cabinet Approves 165B Baht Long-Term Water Management Plan

Thai cabinet greenlights the Chainat-Pasak-Gulf of Thailand water project worth 165B baht, aiming to cut annual flood damage.

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Inewgen
29 Sep 2026Source: Khaosod Politics3 min read (0 views)
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Cabinet Approves 165B Baht Long-Term Water Management Plan

Stock photo for illustration only, not from the actual event

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  • Cabinet approves the Chainat-Pasak-Gulf of Thailand long-term water management project worth 165,000 million baht.
  • Scheduled to start in 2027 with an 8-year timeline, the project has already passed environmental impact assessments.
  • Expected to mitigate flood damage in central Thailand, Bangkok, and surrounding provinces by 17,000 million baht annually.

The Thai Cabinet has approved a proposal by the Ministry of Agriculture and Cooperatives to implement a long-term water management project spanning from Chainat and Pasak to the Gulf of Thailand, aiming to systematically prevent severe flooding. The mega-project carries a total budget of 165,000 million baht, with a portion to be financed through foreign loans, spanning an 8-year operational timeframe beginning in 2027. The government confirmed that the project has successfully cleared environmental impact assessments.

Authorities expect that once completed, the infrastructure initiative will significantly enhance flood prevention efficiency across central Thailand, Bangkok, and metropolitan areas. Furthermore, it is projected to reduce flood-related economic losses by 17,000 million baht annually, marking a major national effort to tackle recurring natural disasters.

Thailand water canal management project construction

Stock photo for illustration only, not from the actual event

Flooding remains a persistent annual challenge in Thailand due to the region's geography and climate conditions, inflicting multi-faceted losses during each occurrence. Particular severity was observed during the floods from September 25 to 29, 2026, which severely impacted Bangkok, metropolitan areas, several central provinces, and the eastern region.

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โฆษณา

12,283MMost likely damage (baht)
0.066%GDP reduction

Regarding economic repercussions, the Center for Economic and Business Forecasting at the University of the Thai Chamber of Commerce assessed the damages from the late September 2026 floods. The most probable scenario estimates total damages at 12,283 million baht, dragging down the gross domestic product (GDP) growth by 0.066 percent.

Investing a massive multi-billion-baht budget into water infrastructure highlights the urgent need to restructure national systems against escalating climate change impacts. Connecting water management from the upper Chao Phraya basin to the Gulf of Thailand is a strategic necessity, though success hinges on transparent budget execution and strict adherence to the 8-year timeline to ensure genuine macroeconomic resilience.

Additionally, the university forecasting center outlined alternative impact scenarios, estimating that under a mild scenario, damages would reach 5,896 million baht with a 0.03 percent reduction in GDP. Meanwhile, a severe scenario projects damages escalating to 20,635 million baht, underscoring how natural disasters continue to drag down Thailand's economic growth.

Source: Khaosod Politics

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