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Annual flow time series in the Orange river
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Table 3.13a Annual flow gaugings in the Orange river
from 10/1935-9/1998
|
Year |
Annual flow
(million
cubic metres) |
| 1935 |
4689.53 |
| 1936 |
21509.62 |
| 1937 |
5865.36 |
| 1938 |
6860.22 |
| 1939 |
8780.16 |
| 1940 |
11164.45 |
| 1941 |
5244.05 |
| 1942 |
16145.31 |
| 1943 |
25472.44 |
| 1944 |
5804.60 |
| 1945 |
5578.73 |
| 1946 |
3379.42 |
| 1947 |
12963.66 |
| 1948 |
1014.64 |
| 1949 |
14137.04 |
| 1950 |
4871.36 |
| 1951 |
4210.51 |
| 1952 |
5615.81 |
| 1953 |
5960.09 |
| 1954 |
11650.87 |
| 1955 |
8075.64 |
| 1956 |
11469.96 |
| 1957 |
11220.98 |
| 1958 |
9744.46 |
| 1959 |
6144.70 |
| 1960 |
8740.03 |
| 1961 |
6227.73 |
| 1962 |
9256.66 |
| 1963 |
4032.74 |
| 1964 |
3999.75 |
| 1965 |
4207.34 |
| 1966 |
14249.95 |
| 1967 |
2374.88 |
| 1968 |
3577.62 |
| 1969 |
1031.37 |
| 1970 |
1865.38 |
| 1971 |
7346.31 |
| 1972 |
2385.32 |
| 1973 |
7498.78 |
| 1974 |
8053.06 |
| 1975 |
10778.68 |
| 1976 |
8657.79 |
| 1977 |
7287.32 |
| 1978 |
4296.31 |
| 1979 |
2828.42 |
| 1980 |
4414.78 |
| 1981 |
3918.30 |
| 1982 |
1338.64 |
| 1983 |
2895.20 |
| 1984 |
1062.62 |
| 1985 |
2526.58 |
| 1986 |
2973.86 |
| 1987 |
12844.28 |
| 1988 |
10283.40 |
| 1989 |
3819.42 |
| 1990 |
4428.45 |
| 1991 |
4114.61 |
| 1992 |
817.70 |
| 1993 |
1941.66 |
| 1994 |
1756.18 |
| 1995 |
6135.23 |
| 1996 |
8865.86 |
| 1997 |
5349.16 |
| Mean |
6979.59 |
Copyright © 1999 Department of Environmental
Affairs and Tourism. All Rights Reserved.
Site maintained by the Directorate Environmental Information and Reporting
Last update: October 1999
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