DETAILS OF UTILISATION OF WATER DURING THE YEARS FROM 1976-77 TO 1998-99
(All figures are in Tmcft)
 
Year Inflow
(June-May)
Total Utilisation
(including evaporation)
 Drawals for Irrigation  Drawals for Extra Power Gen. Water let out over Spillway Reservoir
evapora-   tion losses 
Remarks
Karnataka  A.P. Total
1 2 3 4 5 6 7 8 9 10
1976-77 189.154 198.147 120.231 61.651 181.882 0.000  0.000 15.388  Capacities are as per 1972 surveys
1977-78 275.408 214.677 131.874  65.902 197.776 17.426 35.241 16.804 do
1978-79 558.775 216.916 134.483 66.391 200.874 47.093 300.809 15.637 do
1979-80 291.341 218.758 131.895 70.788 202.683 26.415 43.570 15.705 do
1980-81 553.100 231.383 140.367 76.279 216.646 42.194 292.187 14.711 do
1981-82 362.649 208.680 128.463 66.159 194.622 32.859 126.145 12.824 do
1982-83 369.482 216.660 132.363  72.205 204.568 22.726 130.462 12.062 Capacities are as per 1978 surveys
1983-84 316.253 206.149 125.182  68.412 193.594 25.373  82.426 12.422 Capacities are as per 1981 surveys
1984-85 303.183 200.562 122.098 63.570 185.668 40.485 66.000 12.446 do
1985-86  217.267 192.833 119.026 61.570 180.596 10.723 14.329 11.302 do
1986-87 243.331 207.841 128.359 67.228 195.587 8.261 27.041 12.163 do
1987-88 163.482 162.491  99.919 52.495 152.414 0.000 0.000 9.006 do
1988-89 248.134 178.113 109.565 55.373 164.938 23.876 52.180 11.045 do
1989-90 222.061 188.216 112.701 60.205 172.906 12.633 18.052 12.465 do
1990-91 314.036 191.300 115.183 60.599 175.782 17.473 102.163 12.518 do
1991-92 364.912 195.314 119.798 60.344 180.142 24.855 159.282 13.105 do
1992-93(*) 519.609 215.702 129.415 68.381 197.796 36.636 267.915 14.190 do
1993-94 307.868 206.305 127.795 64.717 192.512 15.811 90.141 9.700 do
1994-95 538.598 190.504 121.451 54.463 175.914 39.403 311.414 10.330 do
1995-96 176.307 179.767 110.532 56.575 167.107  0.434 0.000 9.232 Capacities are as per 1993 surveys
1996-97 211.524 166.394 101.508 54.899 156.407 12.960 28.704 9.987  do
1997-98 339.815 174.373 114.321 60.052 174.373 18.839 130.887 10.688 System loss 4.171
1998-99 323.181 191.742 117.32 62.582 199.902 35.485 85.597 11.84 System losses 4.911