Plains Like Sylhet Plain

Ganges Plain

Plain

8.60 Great

Ganga-Yamuna Doab

Plain

8.10 Great

Brahmaputra Plain

Plain

6.88 Fair

Indo-Gangetic Plain

Plain

6.76 Fair

Awadh Plain

Plain

6.44 Fair

Assam Valley

Plain

6.42 Fair

Bhagirathi Plain

Plain

5.80 Mediocre

Rohilkhand Plain

Plain

5.34 Mediocre

Amazon Basin

Plain

8.79 Great

Brahmaputra Valley

Plain

8.20 Great

Indus Plain

Plain

7.65 Good

Coromandel Coast plain

Plain

7.45 Good

Punjab Plain

Plain

7.19 Good

Chao Phraya Plain

Plain

6.92 Fair

Central Plain of Thailand

Plain

6.72 Fair

Orinoco Plains

Plain

6.67 Fair

Bengal Plain

Plain

6.64 Fair

Mekong Plain (Cambodia)

Plain

6.42 Fair

Mato Grosso Lowland

Plain

6.26 Fair

Malabar Plain

Plain

6.24 Fair

Coromandel Plain

Plain

6.21 Fair

Madre de Dios Plain

Plain

6.18 Fair

Terai Plain

Plain

5.96 Mediocre

Haryana Plain

Plain

5.80 Mediocre