Country= Brasil Station= Dois Irmaos River= 3 Perdida Area= 10545 km2 Lat= -9.32 Lon= -47.83 Source= ANEEL PointID= 113 Area Units= km2 Discharge Units= m3/sec Starting Year= 1971 Ending Year= 1997 Total Years= 27 Total Usable Years= 25 Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Avg Annual 1971 6798 14112 6805 7049 6409 3187 2135 1686 1540 2449 2960 176 4608.83 1972 97 134 127 77 44 31 25 19 16 35 91 300 83 1973 215 139 268 234 88 58 44 32 27 108 191 211 134.58 1974 208 132 287 235 119 76 55 43 34 43 51 92 114.58 1975 105 165 94 142 59 39 31 24 19 21 64 119 73.5 1976 79 193 185 86 55 37 27 21 30 44 103 223 90.25 1977 416 462 156 132 81 53 44 38 36 33 55 119 135.42 1978 -9999 232 478 216 109 114 59 24 29 34 64 68 -9999 1979 223 438 166 -9999 -9999 1462 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1980 -9999 284 -9999 306 -9999 -9999 62 41 30 -9999 -9999 278 -9999 1981 247 143 367 329 148 92 63 41 28 116 207 208 165.75 1982 455 409 439 286 199 127 85 57 50 58 44 109 193.17 1983 477 780 475 342 178 127 92 69 59 76 99 359 261.08 1984 236 144 157 170 99 63 51 43 47 54 79 150 107.75 1985 489 405 340 -9999 116 83 65 50 41 52 82 86 -9999 1986 184 182 135 79 62 47 36 31 31 -9999 -9999 -9999 -9999 1987 159 148 193 152 71 47 37 30 29 37 58 300 105.08 1988 289 305 429 205 109 79 59 44 36 45 51 95 145.5 1989 173 184 187 106 64 47 38 33 29 29 55 476 118.42 1990 390 233 178 119 80 53 45 38 37 54 41 55 110.25 1991 150 178 324 238 100 65 50 40 35 46 54 125 117.08 1992 462 531 302 253 150 99 77 62 65 89 118 290 208.17 1993 195 308 188 199 91 74 55 51 51 58 70 231 130.92 1994 432 263 394 208 186 -9999 -9999 51 39 80 164 -9999 -9999 1995 -9999 391 247 284 -9999 86 66 49 39 55 110 203 -9999 1996 276 145 126 157 84 62 48 39 41 77 160 225 120 1997 513 373 451 321 193 193 116 81 65 67 -9999 118 -9999 Avg 552.83 793.07 519.15 477 370.58 256.04 138.6 105.27 95.5 156.67 216.13 192.33 369.65 Std Dev 1309.13 2616.42 1262.79 1343.81 1259.89 657.86 408.03 316.47 289.15 478.56 586.85 101.55 1000.18