Results
| Country: | Madagascar
| | Station: | Antisindra | | River: | Mananjary | | Area: | 2260 km2 | | Lat: | -20.65 | | Lon: | 47.72 | | Source: | RivDIS | | PointID: | 1502 | | Area Units: | km2 | | Discharge Units: | m3/sec | | Starting Year: | 1956 | | Ending Year: | 1981 | | Total Years: | 26 | | Total Usable Years: | 15 | |
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| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Avg Annual |
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| 1956 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | 49 | 53 | -9999 |
| 1957 | 146 | 205 | 227 | 215 | 121 | 84 | 63 | 51 | 47 | 35 | 32 | 98 | 110.33 |
| 1958 | 149 | 216 | -9999 | 132 | 97 | 79 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1959 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1960 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | 32.6 | 78 | -9999 |
| 1961 | 185 | 114 | 142 | 104 | 64 | 59 | 85 | 132 | 84 | 59 | 57 | 222 | 108.92 |
| 1962 | 190 | 181 | 187 | 131 | 103 | 84 | 70 | 78 | 49 | 45 | 67.2 | 83.4 | 105.72 |
| 1963 | 206 | 319 | 185 | 164 | 119 | 120 | 81.6 | 65.1 | 52.1 | 43.5 | 103 | 120 | 131.52 |
| 1964 | 84.4 | 152 | 205 | 202 | 79.2 | 77.5 | 90.4 | 202 | 227 | 72.8 | 70.7 | 124 | 132.25 |
| 1965 | 296 | 215 | 243 | 193 | 118 | 84.7 | 108 | 122 | 98.5 | 70.4 | 88.5 | 145 | 148.51 |
| 1966 | 145 | 124 | 158 | 116 | 95.5 | 96.8 | 74.6 | 67.3 | 61.1 | 49.1 | 49.9 | 102 | 94.94 |
| 1967 | 159 | 138 | 225 | 161 | 98.1 | 79.9 | 84.5 | 114 | 101 | 80.2 | 150 | 159 | 129.14 |
| 1968 | 117 | 153 | 158 | 109 | 75.7 | 65.2 | 71.6 | 48 | 39.3 | 37.7 | 55 | 115 | 87.04 |
| 1969 | 160 | 348 | 149 | 138 | 96.8 | 79.9 | 71.4 | 121 | 76.9 | 49.2 | -9999 | -9999 | -9999 |
| 1970 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1971 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1972 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1973 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1974 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1975 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1976 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1977 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | 48.7 | 55.6 | -9999 |
| 1978 | 103 | 129 | 165 | 87.9 | 47.7 | 45.8 | 144 | 38.4 | 44.4 | 27.7 | 39.4 | 38.3 | 75.88 |
| 1979 | 85 | 224 | 140 | 136 | 93 | 63 | 73.2 | 104 | 65.6 | 47.5 | 114 | 216 | 113.44 |
| 1980 | 377 | 230 | 209 | 125 | 95 | 73.2 | 126 | 115 | 71.3 | 70.5 | 88.7 | 104 | 140.39 |
| 1981 | 64.3 | 118 | 203 | 160 | 97.4 | 75.5 | 61.3 | 72.8 | 101 | 92.8 | -9999 | -9999 | -9999 |
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| Avg | 164.45 | 191.07 | 185.43 | 144.93 | 93.36 | 77.83 | 86.04 | 95.04 | 79.87 | 55.74 | 69.71 | 114.22 | 114.84 |
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| Std Dev | 79.61 |
68.56 |
32.8 |
35.84 |
19.41 |
16.45 |
23.3 |
42.14 |
45.71 |
18.26 |
32.24 |
52.14 |
21.21 |
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| | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Avg Annual |
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