Environment when large floods that year 2554 (2011), Bangkok, the water level in some rivers of Gong from measuring 2.4 meters is great about g + year recurrence at 25 years.
The area since 2554, with major flooding in Bangkok. The water level in the river Bangprakong. The values in the range of 2.4 m. The vertices. Estimated annual recurrence at 25 years.