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- Youngsan River Flood Control Office
- We Protect the lives
and properties of the citizens against the flood.
- What is Flood forecast
- It denotes the announcement of flood-warning or flood-alarm to the public to prevent or reduce damage (when there is a possibility of the damage of lives and properties from flooding).
- Flood-warning : When water-level is estimated over warning water-level
- Flood-alarm : When water-level is estimated over alarm water-level