Chao Phraya:The River of Kings

A PowerPoint Presentation for

M. 5 Students

The River

• Thailand is a unique country

- It’s main interior

drainage system

is not shared with

other countries.

- The Chao Phraya drainage system consists of a number of rivers and canals (klongs) which both drain and connect the country.

- The rivers form a branch like pattern that flows from the northern border to the southward Gulf of Thailand known as Dendritic River Systems.

Watershed:

- Thailand’s watershed (at the Central Plains) covers over 35% of the whole country.

River Basin

What is the difference between a River Basin and a Watershed?

•River Basin: A large river where all water drains.

•Watershed: Smaller area of land that drains to a smaller stream, lake or wetland

Location of major river basins in Thailand

Watershed

River Delta

- are triangular in shape- Low flat areas- Formed by deposits from river; very rich in alluvial soils- Used for agriculture- Chao Phraya Delta is found between the Tha Chin and

Chao Phraya Rivers.

- Most famous:

Nile Delta River: formed by centuries of deposits at the mouth of Nile River (just out of the Mediterranean Sea.

Settlement Patterns

• Villages were established along the Chao Phraya river banks for survival and defense

• Cities grew spread out and expanded to follow the shape along the river.

Major cities along the Chao Phraya River

• Nakhon Sawan• Uthai Thani• Chainat• Singburi• Ang Thong• Ayuthaya• Pathum Thani• Nonthaburi• Bangkok• Samut Prakan

THE END!