82 
Table 1. 
SI. No. 
Year 
Surface water 
Million M 3 
Ground water 
Million M 3 
Total available water 
Million M 3 
1 
1983-84 
235.00 
18.50 
253.50 
2 
1984-85 
57.48 
4.98 
62.46 
3 
1985-86 
62.21 
6.21 
68.42 
4 
1986-87 
113.68 
4.66 
115.34 
5 
1987-88 
237.49 
19.81 
257.30 
6 
1988-89 
31.62 
2.0 
33.62 
7 
1989-90 
238.24 
14.77 
253.51 
8 
1990-91 
101.30 
13.10 
114.40 
9 
1991-92 
138.15 
4.57 
142.72 
10 
1992-93 
147.34 
24.87 
172.21 
ACKNOWLEDGEMENTS 
This work forms a part of the joint research project 
of NRSA and 1RS. The author expresses his sincere 
gratitude of Dr. D.P. Rao, Director, NRSA, Prof. B.L. 
Deekshatulu, Director, CSSTE-AP and Shri K. 
Radhakrishnan, Mission Director, IMSD for their 
constant encouragement during the course of the study. 
The author wishes to express his thanks to Mr. V. 
Ramalingam, Scientist, 1RS for computing the 
mathematical model and to Dr. T. Natarajan, Director, 
1RS for the encouragement and support during the work. 
He also wishes to express his thanks to his colleagues 
Shri G. Hanumantha Rao and Dr. S.V.C. Kameswara 
Rao for their help and support during the work. The 
secretarial help rendered by Mr. Narayana Rao and Mr. 
Narayana Murthy is gratefully acknowledged. 
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