人为原因
差劣的水利管理
当水坝没有好好地建筑或维修时，它们很容易便会倒塌。每当大雨降临时，若果水坝倒塌的话，便会因此不能提防洪水而引致水灾。如中国东北部的青海省便曾因堤坝破裂而导致240人死亡及150人失踪。
1938年，中国军队亦曾因想阻止日军的侵略而蓄意破坏堤坝，致使造成黄河水灾。
Definition | [Types of flooding] Causes | [Typhoon & Monsoon] | [Tides & Storm] | [Snow melt] | [Heavy Rainfall] | [Lake] | [Silting] | [Population Pressure] | [Poor Water Management] | [Deforestation] [Poor Farming] Disaster Area | [Yellow River] | [Chang Jiang] | [USA Mississippi] Effects | [Effects] Prevention | [Preventive Measures ] | [Reminder]Glossary [Glossary] General [General] | [Credits]
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