Continent: |
Europe | Latitude: |
60.98 | deg. |
Country: |
Russia | Longitude: |
33.02 |
deg. |
River: |
Olonka | Elevation: |
6.2 |
m |
Station: |
Verkhove | Area: |
1090.0 |
km2 |
| Mean for Observation Period: | 1926 | - | 1985 | Total months: | 535 |
| - | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
| m3/c | 6.34 | 4.34 | 4.26 | 25.7 | 50.1 | 12.8 | 7.52 | 7.73 | 10.2 | 16.2 | 19.9 | 11.2 | 14.7 |
| mm | 15.6 | 9.72 | 10.5 | 61.1 | 123. | 30.4 | 18.5 | 19.0 | 24.3 | 39.8 | 47.4 | 27.6 | 425. |
| km3 | 0.017 | 0.011 | 0.011 | 0.067 | 0.13 | 0.033 | 0.020 | 0.021 | 0.026 | 0.043 | 0.052 | 0.030 | 0.46 |
| l/s/km2 | 5.82 | 3.98 | 3.91 | 23.6 | 46.0 | 11.7 | 6.90 | 7.09 | 9.38 | 14.9 | 18.3 | 10.3 | 13.5 |
| %% | 3.60 | 2.46 | 2.42 | 14.6 | 28.4 | 7.24 | 4.26 | 4.38 | 5.80 | 9.19 | 11.3 | 6.36 | 100. |
Olonka at Verkhove
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
| 1926 | 4.17 | 4.50 | 5.76 | 26.3 | 83.8 | 13.7 | 6.30 | 2.60 | 3.80 | 6.00 | 19.7 | 9.70 | 15.5 |
| 1927 | 3.74 | 4.11 | 4.65 | 17.3 | 81.3 | 35.2 | 6.30 | 2.80 | 4.40 | 8.80 | 19.7 | 3.65 | 16.0 |
| 1928 | 3.94 | 4.59 | 4.40 | 23.3 | 38.5 | 11.8 | 10.0 | 14.4 | 20.0 | 64.3 | 41.6 | 19.4 | 21.4 |
| 1929 | 6.43 | 4.76 | 4.86 | 5.35 | 86.5 | 14.8 | 6.40 | 5.60 | 9.30 | 15.5 | 22.0 | 21.8 | 16.9 |
| 1930 | 8.06 | 5.66 | 4.94 | 35.7 | 24.4 | 15.8 | 8.70 | 18.2 | 12.6 | 15.8 | 18.0 | 5.96 | 14.5 |
| 1931 | 4.03 | 3.77 | 4.67 | 26.8 | 51.6 | 11.4 | 12.0 | 10.8 | 39.2 | 19.2 | 27.3 | 4.74 | 18.0 |
| 1932 | 4.15 | 4.72 | 5.12 | 26.1 | 42.2 | 15.4 | 9.00 | 5.50 | 21.4 | 28.8 | 15.3 | 4.87 | 15.2 |
| 1933 | 4.30 | 3.87 | 4.28 | 32.2 | 41.1 | 12.3 | 14.9 | 19.2 | 9.00 | 21.7 | 16.0 | 4.01 | 15.2 |
| 1934 | 4.12 | 5.19 | 5.66 | 30.6 | 51.5 | 10.2 | 9.18 | 3.98 | 7.39 | 16.6 | 26.8 | 8.78 | 15.0 |
| 1935 | 4.03 | 5.32 | 7.31 | 25.6 | 53.4 | 27.7 | 9.88 | 25.9 | 15.4 | 36.9 | 25.9 | 7.01 | 20.4 |
| 1936 | 5.16 | 4.68 | 6.46 | 41.0 | 34.3 | 19.3 | 7.88 | 3.54 | 3.53 | 3.93 | 16.9 | 37.1 | 15.3 |
| 1937 | 27.1 | 5.09 | 6.46 | 40.8 | 25.4 | 10.3 | 4.60 | 7.63 | 13.3 | 13.2 | 16.9 | 11.0 | 15.1 |
| 1938 | 4.56 | 4.42 | 6.39 | 32.0 | 52.0 | 17.6 | 9.56 | 3.28 | 4.56 | 5.33 | 12.1 | 13.8 | 13.8 |
| 1939 | 4.81 | 4.74 | 4.31 | 16.8 | 29.3 | 9.68 | 8.24 | 5.97 | 3.46 | 5.02 | 11.8 | 5.02 | 9.10 |
| 1940 | 1.97 | 1.95 | 2.43 | 5.70 | 31.8 | 8.08 | 4.88 | 3.12 | 7.39 | 9.01 | 22.1 | 13.7 | 9.34 |
| 1941 | 2.74 | 3.15 | 4.20 | 3.41 | 30.2 | 18.8 | 7.05 | - | - | - | - | - | - |
| 1942 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1943 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1944 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1945 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1946 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1947 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1948 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1949 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1950 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1951 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1952 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1953 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1954 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1955 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1956 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1957 | 7.91 | 6.27 | 4.47 | 19.9 | 63.4 | 13.8 | 9.27 | 3.83 | 12.5 | 30.9 | 35.6 | 10.3 | 18.2 |
| 1958 | 12.6 | 6.66 | 4.27 | 6.78 | 90.7 | 22.1 | 7.40 | 8.90 | 4.26 | 8.65 | 10.3 | 5.40 | 15.7 |
| 1959 | 3.74 | 2.95 | 2.74 | 23.0 | 36.4 | 4.27 | 3.14 | 2.07 | 4.35 | 3.95 | 6.39 | 2.52 | 7.96 |
| 1960 | 1.54 | 1.20 | 1.69 | 24.7 | 18.8 | 4.14 | 2.82 | 3.16 | 2.27 | 3.74 | 11.7 | 8.33 | 7.01 |
| 1961 | 7.43 | 4.59 | 4.31 | 11.9 | 88.1 | 10.6 | 10.3 | 31.8 | 22.7 | 9.63 | 13.2 | 8.52 | 18.6 |
| 1962 | 6.72 | 6.25 | 5.06 | 58.0 | 53.9 | 14.1 | 25.1 | 13.0 | 44.5 | 22.9 | 29.1 | 12.0 | 24.2 |
| 1963 | 4.65 | 3.04 | 2.68 | 22.5 | 41.8 | 6.99 | 6.95 | 4.32 | 5.05 | 27.2 | 24.8 | 7.42 | 13.1 |
| 1964 | 6.89 | 2.44 | 2.89 | 21.9 | 41.6 | 12.1 | 7.36 | 3.84 | 6.22 | 10.7 | 12.5 | 13.0 | 11.8 |
| 1965 | 6.55 | 4.08 | 3.59 | 21.4 | 52.4 | 11.3 | 7.18 | 6.72 | 3.16 | 6.59 | 11.7 | 6.64 | 11.8 |
| 1966 | 3.51 | 2.58 | 2.71 | 8.66 | 77.2 | 14.9 | 12.1 | 11.7 | 18.2 | 38.6 | 15.2 | 7.31 | 17.7 |
| 1967 | 5.08 | 3.27 | 5.37 | 45.6 | 51.7 | 12.1 | 5.49 | 3.02 | 3.36 | 10.5 | 20.4 | 6.90 | 14.4 |
| 1968 | 3.40 | 3.11 | 3.76 | 31.2 | 61.5 | 9.20 | 7.46 | 5.59 | 10.4 | 32.6 | 17.8 | 6.02 | 16.0 |
| 1969 | 3.87 | 2.52 | 2.55 | 24.2 | 33.4 | 11.0 | 6.45 | 3.08 | 2.89 | 9.70 | 24.3 | 14.2 | 11.5 |
| 1970 | 5.74 | 3.72 | 2.65 | 26.8 | 46.6 | 8.50 | 6.04 | 3.78 | 4.48 | 10.7 | 9.85 | 5.47 | 11.2 |
| 1971 | 6.18 | 8.30 | 5.19 | 10.7 | 95.1 | 22.0 | 10.9 | 7.67 | 6.38 | 16.5 | 19.3 | 10.5 | 18.2 |
| 1972 | 4.60 | 3.03 | 2.57 | 20.9 | 36.9 | 9.18 | 3.06 | 2.49 | 2.83 | 4.62 | 17.9 | 41.4 | 12.5 |
| 1973 | 6.29 | 3.79 | 3.26 | 33.5 | 27.6 | 7.97 | 2.33 | 1.68 | 3.18 | 8.25 | 12.2 | 5.52 | 9.63 |
| 1974 | 4.78 | 4.71 | 4.99 | 12.9 | 56.4 | 11.8 | 6.98 | 12.6 | 5.24 | 8.71 | 23.6 | 14.1 | 13.9 |
| 1975 | 14.5 | 7.39 | 6.22 | 49.0 | 18.1 | 4.92 | 2.71 | 2.20 | 2.50 | 4.39 | 5.24 | 8.66 | 10.5 |
| 1976 | 6.30 | 3.60 | 3.50 | 24.7 | 62.5 | 18.1 | 11.6 | 23.6 | 35.3 | 8.28 | 7.16 | 11.5 | 18.0 |
| 1977 | 5.32 | 3.78 | 3.64 | 29.5 | 37.0 | 10.4 | 3.86 | 9.39 | 8.98 | 20.7 | 37.9 | 10.4 | 15.1 |
| 1978 | 5.73 | 3.46 | 3.33 | 26.9 | 17.5 | 6.04 | 4.42 | 7.68 | 19.1 | 18.2 | 33.4 | 10.7 | 13.0 |
| 1979 | 3.76 | 2.91 | 3.10 | 9.89 | 49.3 | 6.74 | 3.52 | 6.26 | 7.79 | 15.3 | 22.7 | 18.9 | 12.5 |
| 1980 | 6.75 | 3.98 | 3.54 | 21.3 | 40.0 | 5.65 | 3.61 | 2.02 | 2.28 | 4.19 | 11.0 | 11.9 | 9.69 |
| 1981 | 6.96 | 5.46 | 4.48 | 15.4 | 98.3 | 29.8 | 11.1 | 9.65 | 9.30 | 23.9 | 26.3 | 11.4 | 21.0 |
| 1982 | 7.20 | 4.45 | 4.18 | 40.7 | 69.3 | 12.7 | 8.16 | 8.42 | 10.6 | 12.2 | 29.4 | 27.4 | 19.6 |
| 1983 | 18.9 | 7.48 | 5.82 | 59.2 | 25.0 | 5.88 | 3.08 | 2.47 | 3.01 | 21.0 | 37.0 | 14.2 | 16.9 |
| 1984 | 12.0 | 7.23 | 4.91 | 54.2 | 63.0 | 8.08 | 4.60 | 3.46 | 9.03 | 37.1 | 21.6 | 5.57 | 19.2 |
| 1985 | 3.18 | 2.61 | 2.47 | 11.3 | 44.8 | 8.12 | 6.58 | 3.22 | 5.10 | 13.6 | 17.2 | 6.88 | 10.4 |