In general on an annual basis the soil moisture levels remain low throughout the river basin. Only the eastern and south eastern extreme edges of the basin show varying levels of soil moisture and from September to December do soil moisture levels in SE increase. The is not surprising as the SE area is the area that receives the highest amount of rainfall.
- Global rainfall for 1985
- Global rainfall for 1986
- Global rainfall for 1987
- Global rainfall for 1988
- Global rainfall for 1989
- Global rainfall for 1990
- Global rainfall for 1991
- Global rainfall for 1992
- Global rainfall for 1993
- Global rainfall for 1994
- Global rainfall for 1995
- Global rainfall for 1996
- Global rainfall for 1997
- Global rainfall for 1998
- Global rainfall for 1999























