Continent: |
Europe | Latitude: |
61.67 | deg. |
Country: |
Russia | Longitude: |
33.63 |
deg. |
River: |
Svyatreka | Elevation: |
90.3 |
m |
Station: |
Pryazha | Area: |
355.0 |
km2 |
| Mean for Observation Period: | 1932 | - | 1985 | Total months: | 528 |
| - | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
| m3/c | 1.57 | 1.19 | 1.27 | 4.77 | 11.7 | 4.10 | 2.68 | 2.24 | 2.57 | 3.52 | 3.57 | 2.36 | 3.46 |
| mm | 11.8 | 8.18 | 9.54 | 34.8 | 88.6 | 30.0 | 20.2 | 16.9 | 18.8 | 26.5 | 26.0 | 17.8 | 308. |
| km3 | 0.0042 | 0.0029 | 0.0034 | 0.012 | 0.031 | 0.011 | 0.0072 | 0.0060 | 0.0067 | 0.0094 | 0.0092 | 0.0063 | 0.11 |
| l/s/km2 | 4.41 | 3.35 | 3.56 | 13.4 | 33.1 | 11.6 | 7.54 | 6.32 | 7.25 | 9.91 | 10.0 | 6.64 | 9.76 |
| %% | 3.77 | 2.86 | 3.04 | 11.5 | 28.2 | 9.87 | 6.44 | 5.39 | 6.19 | 8.46 | 8.58 | 5.67 | 100. |
Svyatreka at Pryazha
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
| 1932 | - | - | - | - | 15.6 | 6.77 | 5.00 | 3.58 | 3.61 | 6.31 | 5.91 | 4.75 | - |
| 1933 | 2.10 | 1.63 | 1.50 | 3.33 | 9.55 | 4.32 | 13.1 | 10.2 | 4.40 | 4.00 | 3.35 | 1.44 | 4.91 |
| 1934 | 1.11 | 1.04 | 1.00 | 2.92 | 16.1 | 5.10 | 2.33 | 1.15 | 1.02 | 1.41 | - | - | - |
| 1935 | - | - | - | - | 15.7 | 10.2 | - | 6.91 | 6.48 | 8.50 | 6.32 | 2.17 | - |
| 1936 | 1.16 | 1.02 | 0.85 | 8.75 | 9.80 | 2.31 | 1.39 | 0.91 | 0.71 | 0.97 | 2.20 | 1.45 | 2.63 |
| 1937 | 1.86 | 0.99 | 0.90 | 4.35 | 9.77 | 2.94 | 2.76 | 2.18 | 3.59 | 2.76 | 3.33 | 1.92 | 3.11 |
| 1938 | 1.05 | 0.92 | 1.27 | 3.25 | 11.8 | 5.82 | 3.39 | 1.11 | 0.91 | 1.13 | 2.34 | 2.37 | 2.95 |
| 1939 | 1.21 | 1.20 | 1.06 | 1.27 | 7.33 | 3.94 | 1.49 | 0.81 | 0.72 | 0.89 | 1.62 | 1.22 | 1.90 |
| 1940 | 0.77 | 0.72 | 0.80 | 1.10 | 5.09 | 2.61 | 2.84 | 2.05 | 1.88 | 1.52 | 2.54 | 1.93 | 1.99 |
| 1941 | 1.38 | 0.98 | 0.93 | 0.89 | 4.29 | 11.2 | 1.95 | - | - | - | - | - | - |
| 1942 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1943 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1944 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1945 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1946 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1947 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1948 | - | - | - | 6.14 | 9.19 | 2.69 | 1.24 | 1.11 | 1.99 | 4.31 | 6.96 | - | - |
| 1949 | - | - | - | 5.72 | 8.40 | 2.62 | 2.33 | 1.86 | 1.50 | 2.73 | 2.82 | - | - |
| 1950 | - | - | - | 8.77 | 7.58 | 4.63 | 1.76 | 1.12 | 1.10 | 1.25 | 1.84 | - | - |
| 1951 | 1.54 | 1.20 | 0.77 | 6.28 | 7.18 | 3.83 | 1.66 | 1.14 | 0.94 | 0.91 | 1.02 | 1.22 | 2.31 |
| 1952 | 1.17 | 1.16 | 0.94 | 4.78 | 18.6 | 6.03 | 2.33 | 1.81 | 6.64 | 6.96 | - | - | - |
| 1953 | - | - | - | - | 9.99 | 5.23 | 3.29 | 3.51 | 2.64 | 4.21 | 4.02 | - | - |
| 1954 | - | - | - | - | 11.4 | 2.69 | 1.78 | 2.82 | 2.42 | 3.78 | - | - | - |
| 1955 | - | - | - | - | - | 7.26 | 1.78 | 0.99 | 0.61 | 3.58 | - | - | - |
| 1956 | 0.79 | 1.00 | 1.01 | 1.03 | 12.1 | 3.77 | 2.43 | 3.19 | 3.87 | 6.94 | 4.40 | 2.91 | 3.62 |
| 1957 | 2.22 | 2.04 | 1.66 | 2.66 | 23.1 | 5.05 | 2.81 | 1.64 | 4.55 | 10.3 | 7.48 | 4.38 | 5.66 |
| 1958 | 2.76 | 1.43 | 1.60 | 1.46 | 19.0 | 6.87 | 3.45 | 4.38 | 2.17 | 3.33 | 4.06 | 2.21 | 4.39 |
| 1959 | 1.55 | 1.37 | 1.44 | 5.84 | 10.1 | 1.99 | 1.44 | 0.69 | 1.98 | 1.96 | 1.21 | 0.85 | 2.54 |
| 1960 | 0.49 | 0.39 | 0.69 | 3.94 | 3.46 | 1.84 | 1.01 | 0.53 | 1.05 | 2.27 | 1.93 | 1.57 | 1.60 |
| 1961 | 1.12 | 1.20 | 1.44 | 2.16 | 19.1 | 4.68 | 13.0 | 11.5 | 8.91 | 3.40 | 3.19 | 2.52 | 6.02 |
| 1962 | 2.24 | 2.21 | 1.37 | 16.9 | 12.3 | 4.86 | 8.40 | 5.58 | 10.9 | 6.91 | 7.11 | 4.93 | 6.98 |
| 1963 | 1.79 | 1.38 | 0.80 | 5.98 | 10.5 | 3.75 | 1.98 | 1.15 | 1.81 | 5.94 | 4.80 | 2.90 | 3.57 |
| 1964 | 1.64 | 1.36 | 1.05 | 4.73 | 10.4 | 3.60 | 1.72 | 0.97 | 1.01 | 2.29 | 3.15 | 3.23 | 2.93 |
| 1965 | 2.71 | 2.16 | 1.53 | 5.05 | 12.1 | 3.20 | 1.88 | 1.96 | 1.18 | 2.67 | 2.24 | 2.07 | 3.23 |
| 1966 | 1.16 | 0.56 | 0.48 | 2.92 | 20.1 | 4.12 | 3.45 | 2.87 | 3.76 | 8.70 | 4.20 | 2.18 | 4.54 |
| 1967 | 1.29 | 1.00 | 1.79 | 8.29 | 12.1 | 3.14 | 1.66 | 0.86 | 0.81 | 1.42 | 2.56 | 1.57 | 3.04 |
| 1968 | 1.01 | 1.12 | 1.13 | 4.71 | 19.7 | 3.17 | 1.32 | 1.21 | 2.19 | 4.38 | 3.61 | 1.78 | 3.78 |
| 1969 | 1.24 | 0.88 | 0.91 | 5.25 | 9.26 | 2.86 | 1.33 | 0.65 | 1.58 | 4.34 | 4.60 | 3.23 | 3.01 |
| 1970 | 1.83 | 1.57 | 0.99 | 6.06 | 13.2 | 2.28 | 0.76 | 0.57 | 1.22 | 3.35 | 1.93 | 1.54 | 2.94 |
| 1971 | 1.38 | 1.16 | 1.19 | 2.13 | 17.2 | 3.95 | 3.41 | 1.61 | 1.23 | 2.22 | 2.92 | 3.59 | 3.50 |
| 1972 | 1.94 | 0.89 | 0.50 | 2.66 | 8.87 | 2.48 | 0.92 | 0.40 | 0.44 | 0.72 | 1.59 | 3.38 | 2.07 |
| 1973 | 1.32 | 0.54 | 0.89 | 6.43 | 5.05 | 1.56 | 0.55 | 0.39 | 0.58 | 1.25 | 1.21 | 0.86 | 1.72 |
| 1974 | 0.60 | 0.74 | 0.70 | 1.65 | 15.0 | 3.42 | 1.48 | 1.49 | 0.92 | 1.33 | 3.95 | 2.56 | 2.82 |
| 1975 | 2.06 | 1.47 | 10.4 | 6.04 | 1.80 | 1.07 | 0.59 | 0.50 | 0.72 | 1.20 | 1.16 | 2.44 | 2.45 |
| 1976 | 1.14 | 0.83 | 0.77 | 3.40 | 16.5 | 7.23 | 5.05 | 8.16 | 11.1 | 3.47 | 2.33 | 1.98 | 5.16 |
| 1977 | 1.29 | 0.88 | 0.66 | 4.73 | 10.4 | 4.29 | 1.65 | 1.71 | 2.45 | 4.30 | 8.66 | 4.36 | 3.78 |
| 1978 | 2.02 | 1.10 | 0.86 | 4.97 | 5.06 | 2.29 | 1.88 | 2.42 | 5.23 | 4.09 | 5.31 | 2.18 | 3.12 |
| 1979 | 1.18 | 0.89 | 0.88 | 1.21 | 11.8 | 2.56 | 1.05 | 0.66 | 0.52 | 1.62 | 2.83 | 2.65 | 2.32 |
| 1980 | 1.33 | 1.22 | 0.70 | 3.18 | 8.00 | 1.76 | 0.90 | 0.48 | 0.48 | 0.53 | 0.77 | 0.88 | 1.69 |
| 1981 | 0.82 | 1.01 | 0.95 | 1.62 | 19.9 | 7.37 | 2.71 | 2.12 | 3.57 | 6.36 | 6.02 | 2.86 | 4.61 |
| 1982 | 1.77 | 1.13 | 0.87 | 6.32 | 18.6 | 4.64 | 2.64 | 1.75 | 1.91 | 2.43 | 3.74 | 3.36 | 4.10 |
| 1983 | 5.54 | 2.63 | 1.08 | 13.4 | 7.05 | 2.28 | 1.24 | 0.81 | 0.95 | 3.59 | 5.09 | 1.41 | 3.76 |
| 1984 | 1.58 | 1.90 | 1.58 | 10.3 | 13.9 | 3.37 | 1.88 | 1.02 | 1.76 | 6.38 | 4.89 | 2.00 | 4.21 |
| 1985 | 1.53 | 0.69 | 0.66 | 2.42 | 8.94 | 3.38 | 2.79 | 0.88 | 1.01 | 2.36 | 2.13 | 1.09 | 2.32 |