Results
| Country: | South_Africa
| | Station: | Mandini | | River: | Tugela | | Area: | 28920 km2 | | Lat: | -28.96 | | Lon: | 31.04 | | Source: | RivDIS | | PointID: | 1451 | | Area Units: | km2 | | Discharge Units: | m3/sec | | Starting Year: | 1964 | | Ending Year: | 1986 | | Total Years: | 23 | | Total Usable Years: | 20 | |
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| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Avg Annual |
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| 1964 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | 93.8 | 405 | 205 | -9999 |
| 1965 | 211 | 226 | 33.6 | 26.9 | 10.5 | 24.5 | 16.6 | 8.31 | 54.6 | 21.3 | 90.6 | 79.5 | 66.95 |
| 1966 | 389 | 427 | 41.9 | 17.7 | 18.4 | 8.37 | 5.74 | 4.03 | 6.46 | 10 | 84.6 | 150 | 96.93 |
| 1967 | 302 | 1117 | 328 | 304 | 55.6 | 28.4 | 19.6 | 11.5 | 8.89 | 9.19 | 92.5 | 101 | 198.14 |
| 1968 | 51 | 40.1 | 82.5 | 50.5 | 14.1 | 9.14 | 7.6 | 7.71 | 6.22 | 3.7 | 25.6 | 110 | 34.01 |
| 1969 | 69.3 | 50.4 | 200 | 172 | 55.4 | 27.1 | 13.2 | 7.58 | 7.71 | 85.7 | 52.5 | 153 | 74.49 |
| 1970 | 124 | 273 | 50 | 17.1 | 10.2 | 5.94 | 5.61 | 22.8 | 22.1 | 136 | 61.3 | 29.4 | 63.12 |
| 1971 | 187 | 247 | 85.7 | 95.5 | 90.5 | 19 | 16 | 23.5 | 14.4 | 39.6 | 47.3 | 219 | 90.38 |
| 1972 | 217 | 352 | 537 | 114 | 59.5 | 33.3 | 17.5 | 12.1 | 9.22 | 19.3 | 41.2 | 61.8 | 122.83 |
| 1973 | 50.4 | -9999 | 130 | 198 | -9999 | -9999 | 9.71 | 45.7 | 21 | 83.3 | 142 | 138 | -9999 |
| 1974 | 509 | 789 | 351 | 206 | -9999 | -9999 | 28.2 | 14.9 | 7.13 | 7.39 | 78.4 | 236 | -9999 |
| 1975 | 352 | 1068 | 379 | 149 | 44.1 | 29.7 | 14.9 | 7.89 | 69.1 | 41.7 | 121 | -9999 | -9999 |
| 1976 | -9999 | -9999 | -9999 | -9999 | -9999 | 69.6 | 36.3 | 20.4 | 12.3 | -9999 | -9999 | 72 | -9999 |
| 1977 | -9999 | -9999 | 204 | 123 | 31.5 | 23 | 12.7 | 10.9 | -9999 | 48.1 | 86 | 56.1 | -9999 |
| 1978 | 706 | 422 | 266 | -9999 | 42.9 | 22.9 | 17.7 | 12.8 | 20.6 | 117 | 61.3 | -9999 | -9999 |
| 1979 | -9999 | 249 | 189 | 32.5 | 23.5 | 13 | 13.9 | 25.7 | 30.5 | -9999 | 18.4 | 63.6 | -9999 |
| 1980 | 110 | 182 | 131 | 31.8 | 11.3 | 8.6 | 5.84 | 5.78 | 9.03 | 15 | 22.3 | -9999 | -9999 |
| 1981 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | 8.03 | 7.63 | 33.1 | 9.17 | 49.5 | 46.4 | -9999 |
| 1982 | 131 | 35.8 | 67.5 | 37.8 | 12.2 | 8.16 | 6.07 | 5.32 | 5.6 | 20.2 | 36.7 | 17.2 | 31.96 |
| 1983 | 30.9 | 23.7 | 14.5 | 15.1 | 3.69 | 3.33 | 2.17 | 3.36 | 1 | 9.66 | 83.2 | 202 | 32.72 |
| 1984 | 245 | 609 | 119 | 169 | 25.7 | 15.8 | 15.6 | 11.6 | 26 | 27.8 | 31.3 | 35.3 | 110.92 |
| 1985 | 132 | 515 | 137 | 22.1 | 9.64 | 6.51 | 5.9 | 3.94 | 3.08 | 11.2 | 117 | 166 | 94.11 |
| 1986 | 221 | 317 | 70.6 | 27.4 | 16.7 | 8.28 | 4.76 | 2.97 | 3.49 | -9999 | -9999 | -9999 | -9999 |
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| Avg | 224.31 | 385.72 | 170.86 | 95.23 | 29.75 | 19.19 | 12.89 | 12.56 | 17.69 | 40.46 | 83.22 | 112.7 | 84.71 |
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| Std Dev | 171.05 |
319.84 |
134.77 |
82.14 |
22.81 |
14.98 |
7.98 |
9.77 |
17.03 |
39.33 |
79.26 |
67.69 |
44.92 |
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| | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Avg Annual |
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