Table-1: Size Ranges
of Different Hydrologic Units:-
Sl. No |
Hydrologic Units |
Size Range (ha) |
Average size (ha) |
1 |
Water Resources Region |
2,70,00,000 – 11,30,00,000 |
550,00,000 |
2 |
Basins |
30,00,000 – 300,00,000 |
95,00,000 |
3 |
Catchments |
10,00,000 – 50,00,000 |
30,00,000 |
4 |
Subcatchments |
2,00,000 – 10,00,000 |
7,00,000 |
5 |
Watersheds |
20,000 – 1,50,000 |
80,000 |
|