| Year |
Dates Opened |
Dates Closed |
| 2008 |
05-01 |
------ |
| 2007 |
04-26 |
12-04 |
| 2006 |
05-01 |
11-13 |
| 2005 |
03-10 |
03-26 to 04-04 (temp. closure)
11-04 (temp. closure)
11-07 (closed) |
| 2004 |
04-08 |
12-08-04 (temp. closure);
12-13-04 (closed) - Rockslides |
| 2003 |
04-14 |
10-17-03 - Flooding, Mudslides |
| 2002 |
05-07 |
12-14-02 (temp. closure)
12-16-02 (closed) |
| 2001 |
03-22 |
11-14-01 (temp. closure)
11-19-01 (closed) |
| 2000 |
03-30 |
11-26-00 (temp. closure)
11-27-00 (closed) |
| 1999 |
05-05 |
12-06-99 |
| 1998 |
04-02 |
11-20-98 (temp. closure)
11-24-98 (closed) |
| 1997 |
05-07 |
12-16-97 (temp closure)
12-22-97 (closed) |
| 1996 |
04-24 |
11-19-96 |
| 1995 |
04-28 |
11-06-95 |
| 1994 |
04-07 |
10-31-94 (temp. closure)
11-08-94 (closed) |
| 1993 |
03-24 |
12-08-93 (temp. closure)
12-10-93 (closed) |
| 1992 |
04-09 |
12-08-92 (temp. closure)
12-11-92 (closed) |
| 1991 |
05-02 |
11-18-91 (temp. closure)
11-25-91 (closed) |
| 1990 |
04-18 |
11-09-90 (temp. closure)
11-28-90 (closed) |
| 1989 |
04-21 |
01-03-90 (temp. closure)
1-09-90 (closed) |
| 1988 |
04-20 |
11-20-88 (temp. closure)
11-23-88 (closed) |
| 1987 |
04-15 |
12-09-87 (closed) |
| 1986 |
04-11 |
11-18-86 (temp closure)
11-26-86 (closed) |
| 1985 |
04-12 |
11-15-85 (closed) |
| 1984 |
04-04 |
11-02-84 (temp. closure)
11-19-84 (closed) |
| 1983 |
04-20 |
11-24-83 (temp. closure)
12-5-83 (closed) |
| 1982 |
05-06 |
12-02-82 (temp closure)
12-15-82 (closed) |
| 1981 |
04-24 |
11-30-81 (temp. closure)
12-6-81 (closed) |
| 1980 |
04-18 |
11-27-80 (temp. closure)
12-2-80 (closed) |
| 1979 |
04-10 |
12-15-79 |
| 1978 |
04-21 |
11-11-78 (temp. closure)
12-15-78 (closed) |
| 1977 |
not closed |
11-23-77 |
| 1976 |
05-21 |
not closed |
| 1975 |
05-16 |
11-22-75 |
| 1974 |
06-14 |
11-21-74 |
| 1973 |
04-27 |
11-21-73 |
| 1972 |
09-02 |
11-21-72 |