Number of records found: 55
| RIVER | LOCATION | BREAKUP DATE | BREAKUP YEAR | DATE ICE MOVED | FIRST BOAT | UNSAFE FOR MAN | UNSAFE FOR VEHICLE | TYPE OF VEHICLE | DATE OF LAST ICE | REMARKS |
|---|---|---|---|---|---|---|---|---|---|---|
| Yukon River | Kaltag | 1941 | ||||||||
| Yukon River | Kaltag | 05-14 | 1942 | |||||||
| Yukon River | Kaltag | 05-11 | 1943 | |||||||
| Yukon River | Kaltag | 05-15 | 1944 | |||||||
| Yukon River | Kaltag | 05-26 | 1945 | |||||||
| Yukon River | Kaltag | 05-23 | 1949 | |||||||
| Yukon River | Kaltag | 05-17 | 1950 | |||||||
| Yukon River | Kaltag | 05-09 | 1951 | 05-08 | ||||||
| Yukon River | Kaltag | 05-12 | 1954 | 05-09 | ||||||
| Yukon River | Kaltag | 05-19 | 1955 | |||||||
| Yukon River | Kaltag | 05-16 | 1959 | |||||||
| Yukon River | Kaltag | 1960 | 05-08 | |||||||
| Yukon River | Kaltag | 05-22 | 1962 | 05-22 | ||||||
| Yukon River | Kaltag | 05-18 | 1963 | 05-18 | ||||||
| Yukon River | Kaltag | 06-02 | 1964 | 06-02 | ||||||
| Yukon River | Kaltag | 05-24 | 1965 | 05-24 | ||||||
| Yukon River | Kaltag | 05-20 | 1966 | 05-20 | ||||||
| Yukon River | Kaltag | 05-13 | 1967 | 05-13 | ||||||
| Yukon River | Kaltag | 05-18 | 1968 | 05-18 | ||||||
| Yukon River | Kaltag | 1969 | 05-09 | |||||||
| Yukon River | Kaltag | 05-15 | 1970 | 05-15 | ||||||
| Yukon River | Kaltag | 05-19 | 1971 | 05-19 | ||||||
| Yukon River | Kaltag | 05-20 | 1972 | 05-20 | ||||||
| Yukon River | Kaltag | 05-15 | 1973 | 05-15 | 05-26 | |||||
| Yukon River | Kaltag | 05-15 | 1974 | 05-13 | 05-22 | 05-10 | 05-05 | snowmachine | 05-25 | |
| Yukon River | Kaltag | 05-14 | 1975 | 05-14 | 05-19 | 05-12 | 05-10 | snowmachine | 05-22 | Wind and rain seemed to cause rapid deterioration |
| Yukon River | Kaltag | 05-11 | 1976 | 05-11 | ||||||
| Yukon River | Kaltag | 05-17 | 1977 | 05-15 | 05-10 | 05-05 | 06-01 | |||
| Yukon River | Kaltag | 05-07 | 1978 | 05-07 | ||||||
| Yukon River | Kaltag | 05-07 | 1979 | 05-07 | 05-02 | 05-05 | snowmachine | |||
| Yukon River | Kaltag | 05-09 | 1980 | 05-09 | 05-08 | 05-23 | 05-21 | snowmachine | 05-07 | |
| Yukon River | Kaltag | 05-19 | 1982 | 05-19 | 05-15 | 05-10 | snowmachine | 05-28 | Ice moved may 19th 7:59am. Water not as high as la | |
| Yukon River | Kaltag | 05-12 | 1983 | |||||||
| Yukon River | Kaltag | 05-23 | 1985 | |||||||
| Yukon River | Kaltag | 05-22 | 1986 | |||||||
| Yukon River | Kaltag | 1987 | 05-18 | |||||||
| Yukon River | Kaltag | 05-10 | 1988 | |||||||
| Yukon River | Kaltag | 05-14 | 1989 | |||||||
| Yukon River | Kaltag | 05-08 | 1991 | |||||||
| Yukon River | Kaltag | 05-26 | 1992 | |||||||
| Yukon River | Kaltag | 05-10 | 1993 | |||||||
| Yukon River | Kaltag | 05-06 | 1995 | |||||||
| Yukon River | Kaltag | 05-06 | 1997 | |||||||
| Yukon River | Kaltag | 05-12 | 1998 | |||||||
| Yukon River | Kaltag | 05-18 | 1999 | |||||||
| Yukon River | Kaltag | 05-17 | 2000 | |||||||
| Yukon River | Kaltag | 05-30 | 2001 | |||||||
| Yukon River | Kaltag | 05-17 | 2002 | |||||||
| Yukon River | Kaltag | 05-12 | 2003 | 05-11 | ||||||
| Yukon River | Kaltag | 05-04 | 2004 | |||||||
| Yukon River | Kaltag | 05-06 | 2005 | |||||||
| Yukon River | Kaltag | 05-19 | 2006 | |||||||
| Yukon River | Kaltag | 05-08 | 2007 | |||||||
| Yukon River | Kaltag | 05-13 | 2008 | |||||||
| Yukon River | Kaltag | 05-12 | 2009 |