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🇸🇬 Singapore /Disasters & Emergencies

Bangkok warned of major flood risk by early 2030s

From The Straits Times · () English

Summarized and contextualized by DistantNews.

At a glance

News Named sources Context piece
  • Bangkok faces a high risk of major flooding between 2030 and 2034 if long-term water management and climate resilience systems are not strengthened.
  • Experts at a Senate seminar warned that flood prevention requires integrated urban planning, better governance, and cross-sector cooperation, not just engineering infrastructure.
  • Factors contributing to Bangkok's vulnerability include its low-lying land, rapid urban expansion blocking waterways, and drainage bottlenecks, exacerbated by more frequent flooding cycles.

Bangkok could be hit by another major flood between 2030 and 2034 if the city does not significantly enhance its long-term water management and climate resilience systems, experts warned at a recent Senate seminar. The event, themed "Bangkok 2030-2034: The Next Great Flood," aimed to assess the capital's flood risks and establish a foundation for future prevention measures.

Bangkok could face another major flood between 2030 and 2034 if the city fails to strengthen its long-term water management and climate-resilience systems, experts warned at a Senate seminar.

— ExpertsSummary of the seminar's primary warning.

Experts and agencies gathered to learn from the devastating 2011 floods and prepare for increasingly extreme climate conditions expected in the coming years. They agreed that preventing future floods will require more than just engineering solutions. Integrated urban planning, improved governance, and robust cooperation among all sectors are crucial to minimize damage should a flood similar to 2011 occur again.

Flood prevention will also depend on integrated urban planning, better governance and cooperation among all sectors to reduce damage if a major flood similar to 2011 occurs again.

— ExpertsThe consensus on necessary measures beyond engineering.

Somkiat Prajamwong, a member of the Senate subcommittee on disaster management, highlighted the urgency, noting that global temperatures are rising towards irreversible points, increasing disaster risks. He explained that the 2011 floods, which caused over 1.44 trillion baht (S$56 billion) in economic damage, demonstrated how natural hazards combine with area vulnerabilities like dense communities and high risk exposure.

Global temperatures were moving towards a point that could become irreversible, making climate change harder to address and increasing disaster risks.

— Somkiat PrajamwongContextualizing the increased flood risk with global climate trends.

Prajamwong pointed out that the Chao Phraya River basin now experiences floods almost annually, a significant shift from a previous 30-year cycle. Bangkok's vulnerability is compounded by its low-lying, basin-shaped topography (no more than 1 meter above sea level), severe land subsidence, and rapid urban expansion that has blocked natural waterways. Drainage also remains a bottleneck, with slow water flow into the sea even with projects like Khlong Lat Pho. Jesada Jantharaprabha from the Bangkok Metropolitan Administration's Department of Drainage and Sewerage confirmed that many areas, particularly on the Phra Nakhon side, are at sea level or below, increasing flood risks.

What was once a roughly 30-year cycle has become almost an annual problem.

— Somkiat PrajamwongDescribing the increased frequency of flooding in the Chao Phraya River basin.
DistantNews Editorial

Originally published by The Straits Times. Summarized and contextualized by our editorial team with added local perspective. Read our editorial standards.

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