Country= Sri_Lanka Station= Glencourse River= KelaniGanga Area= 1463 km2 Lat= 6.97 Lon= 80.18 Source= RivDIS PointID= 1265 Area Units= km2 Discharge Units= m3/sec Starting Year= 1965 Ending Year= 1984 Total Years= 20 Total Usable Years= 20 Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Avg Annual 1965 36 35 37.5 90.5 443 197 77 350 205 321 182 126 175 1966 72 45 61 181 73 99 69 105 375 360 252 132 152 1967 65 47 78 69.5 121 428 186 168 125 421 245 177 177.54 1968 77 41 70 104 159 368 391 160 249 210 183 69 173.42 1969 38.5 35 31 108 360 225 77 67 154 217 102 157 130.96 1970 98 79 66.5 166 147 193 242 208 138 336 167 101 161.79 1971 64.5 49 62 140 225 215 189 310 435 261 125 100 181.29 1972 44 32 29 86 277 147 118 116 177 282 247 79 136.17 1973 43 43 46 85 85 156 126 155 55 106 150 120 97.5 1974 51 48 62 179 217 248 524 238 292 242 67 64 186 1975 42 38 65 132 324 279 119 195 334 297 546 125 208 1976 55 36 37 121 66 61 125 103 88 169 192 138 99.25 1977 49 42 68 97 289 360 115 92 73 382 191 80 153.17 1978 51 56 71 78 336 135 172 168 142 216 475 102 166.83 1979 57 61 53 76 108 218 138 87 279 219 218 154 139 1980 45 31 36 116 103 106 135 120 77 157 172 81 98.25 1981 65 37 43 68 93 254 131 84 329 122 246 89 130.08 1982 40 31 48 97 165 426 160 164 70 211 255 91 146.5 1983 39 30 32 24 54 92 81 128 142 75 151 160 84 1984 120 86 120 248 222 209 594 82 102 133 170 57 178.58 Avg 57.6 45.1 55.8 113.3 193.35 220.8 188.45 155 192.05 236.85 216.8 110.1 148.77 Std Dev 20.88 14.92 20.99 49.11 110.18 104.88 142.22 73.88 111.02 93.31 110.33 34.16 33.35