Bangkok Districts
Sai Mai Flood Risk
A far-northern outer district, mostly residential and one of the last to be built up as Bangkok expanded outward.
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Overall risk score
MODERATE — 60/100
Computed from 3 available factor(s), fixed and explainable weighting (details below).
Elevation
2.0m
Flood episodes
2/14
Distance to canal/river
360m
Historical flood timeline
2011
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2013
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Factors included in the score
Ground elevation (weight 40%)70/100
Elevation: 2.0m — low (1-2m) (Bangkok average ≈ 1.5m).
Flood history (GISTDA) (weight 35%)65/100
2 flood episode(s) detected over 14 years (2011, 2013).
Distance to nearest canal/river (weight 25%)35/100
« Khlong O Ngoen » at 360m.