Water resources of Afghanistan / Helmand at Gardandewal

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River: Helmand Area: 605 km2 Latitude: 34o30
Station: Gardandewal Elevation: 2955 m Longitude: 68o16


Mean for observation period: 1969-1975 Total months: 74

m3/s

Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Runoff
1969 - - - - - - - 2,91 1,79 - - - -
1970 1,28 1,78 2,15 6,71 10,27 5,14 1,98 1,18 1,02 1,54 1,44 1,24 94,0
1971 1,59 1,75 2,12 5,52 8,78 3,03 1,68 0,94 1,07 1,00 1,33 1,35 79,4
1972 1,04 1,03 1,63 7,50 22,23 17,09 3,73 1,79 1,40 1,15 1,00 1,09 159,9
1973 1,82 1,76 2,16 11,67 21,61 9,33 2,81 1,61 1,27 1,34 1,62 1,84 155,1
1974 1,19 1,28 2,59 6,69 9,99 6,22 2,21 1,38 1,13 1,07 1,39 1,20 95,6
1975 1,05 1,01 1,61 7,65 18,18 11,70 2,99 1,64 1,64 1,02 1,08 1,14 133,7

Source: Watershed Atlas of Afghanistan, Hydrology Database