The Ciliwung River flows 120 kilometers from Bogor in West Java to the ocean. It is one of the biggest rivers flowing through Jakarta. The river is heavily polluted with trash and wastewater from millions of households and industrial plants.Flood has become an ordinary situation for people around ciliwung river, when heavy rain happen there will be flood at the area.
Jakarta government have already running the act for river “normalization” project aims to widen the waterway and add greenery on both sides to reduce runoff that causes flooding and contamination. The project begins since 2013 by destroying houses that was built illegally surrounding the river.
Beside the resident that narrowed the river and contaminated garbage, the water capacity at the river becoming huge because of lessen reservation area at upstream area of the river in Bogor and Depok. A lot of houses and villas built there making the trees that usually absorb the water when heavy rain happening is not working.