Water From Rainfall in Bengaluru!

7 February 2011 - 9:53am — kbsyed61

Bengaluru city spread over 600 Sq Kilometers (266 Sq. Miles) receives an average rainfall of about 900 mm (35 Inches), Annually. Since rainfall is an important source of replenishing city's water sources, here is an attempt to tabulate the monthly and annual rainfall over a period and compute the same into total water received in terms of Cubic Kilometers (KM3).

This data is from year 1972 and majority of it is obtained from GKVK, UAS, Bangalore.

Year	Annual Rainfall (in mm)	Water Recd. (in KM3)
2010	1027.2	0.698
2009	811.86	0.552
2008	1072.41	0.729
2007	1013.3	0.689
2006	639.1	0.435
2005	1350.3	0.918
2004	1159	0.788
2003	649.7	0.442
2002	628.3	0.427
2001	1000.5	0.680
2000	1939.6	1.319
1999	1732	1.178
1998	1184.6	0.806
1997	1196.7	0.814
1996	886.6	0.603
1995	1379	0.938
1994	409	0.278
1993	1176.6	0.800
1992	790.7	0.538
1991	2698.2	1.835
1990	528	0.359
1989	1245.6	0.847
1988	1285.7	0.874
1987	826	0.562
1986	917.5	0.624
1985	1208.9	0.822
1984	1394.8	0.948
1983	792.6	0.539
1982	901.9	0.613
1981	808.7	0.550
1980	1788.7	1.216
1979	1305.2	0.888
1978	1086.4	0.739
1977	1693	1.151
1976	693.7	0.472
1975	1193.2	0.811
1974	753.8	0.513
1973	930.4	0.633
1972	811.7	0.552