Monthly mean relative sea level (cm) Station: Providenia Sea: Bering Sea Coordinates: 6425N 17314W Period: 1951-1983 Comments: 1951 999 999 999 999 999 999 -10 1 0 15 5 -2 999 1952 -5 -4 -5 -5 -13 -17 -12 -18 -9 3 9 12 -6 1953 4 6 -8 -3 -4 -17 -13 -5 -2 -7 29 13 -1 1954 -15 6 -7 -26 -11 -13 -6 -1 -2 19 19 16 -2 1955 22 -11 -10 -6 -1 -9 -11 -5 -4 5 -13 -7 -4 1956 -14 4 -6 -7 -1 -3 -10 -2 -7 -7 12 2 -3 1957 -11 -6 0 1 -13 -12 -7 3 2 1 3 -3 -3 1958 6 0 0 9 -7 -17 -13 -6 8 15 10 5 0 1959 -15 8 -9 -16 -14 -12 2 -16 -15 7 10 17 -4 1960 10 13 -20 -10 -1 -12 -14 -14 -15 -4 3 22 -4 1961 17 1 -6 -12 -10 -11 -7 -6 -8 0 10 -1 -3 1962 -9 7 -11 -17 -17 -11 -4 -2 1 1 20 -6 -4 1963 7 -5 -5 -11 -6 0 -10 1 -3 9 2 15 0 1964 23 5 -5 0 -17 -11 0 -8 0 3 -7 -7 -2 1965 0 -4 0 -8 -6 -9 -7 -4 -3 8 3 14 -1 1966 17 7 -10 -4 -3 -6 -8 -8 0 -2 -18 12 -2 1967 15 14 -4 -2 -14 -5 1 6 9 14 21 13 5 1968 2 -4 -3 -5 -17 -9 -10 -6 7 10 9 2 -2 1969 -7 12 0 4 13 18 23 26 21 26 11 30 15 1970 -4 24 6 -8 -12 -1 6 0 4 -2 0 6 1 1971 -22 -2 -14 -12 -12 -20 -17 -11 0 7 0 2 -9 1972 7 -20 -7 -15 -12 0 -8 -1 -5 14 18 -1 -3 1973 7 6 0 -5 -1 -8 0 4 2 1 0 9 1 1974 11 -12 -1 -2 -1 -7 -6 -9 -10 -15 13 17 -2 1975 6 4 3 -5 -4 -8 3 1 16 3 5 10 3 1976 13 -8 4 -2 5 -8 -1 2 16 11 17 16 5 1977 22 21 -1 -11 6 -15 -14 -3 0 -1 9 6 1 1978 999 999 999 0 5 -11 -17 -10 2 1 18 13 0 1979 14 -9 3 -1 -10 -4 999 -6 1 11 17 13 2 1980 0 18 20 7 6 -9 -9 10 -1 17 15 999 7 1981 32 14 16 5 -1 -1 1 10 0 -5 23 7 8 1982 3 -1 7 -2 -6 -5 5 0 11 -5 12 25 3 1983 12 27 12 13 6 13 5 12 17 18 28 9 14