The process of floodone of seasons in indonesia is rainy season. in rainy season, flood may often occur. flood is large amount of water that overflows over a dry land. it cause some damages.

when it rains, water reaches rivers; overland or groundwater flow; then flows downstream. during or after intense rain, over land flow happens. when it occurs, the levels can raise more than ten metres.

water which reaches rivers can also in from of groundwater flow. water, in this form, reaches rivers trough and soil. high intensity and continually rain causes all the spaces in rocks and soil filled with water. it makes the levels of water raise. when the levels raise, flood occurs..

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