| Year | Max Depth (inches) | Date |
|---|---|---|
| 2024 | 8.0 | February 16 |
| 2023 | 16.0 | October 26 |
| 2022 | 17.0 | January 6 |
| 2021 | 9.0 | December 20 |
| 2018 | 9.0 | January 26 |
| 2017 | 12.0 | December 28 |
| 2016 | 10.0 | December 26 |
| 2013 | 6.0 | February 7 |
| 2012 | 11.0 | March 19 |
| 2011 | 17.0 | February 24 |
| 2010 | 17.0 | December 30 |
| 2009 | 15.0 | January 1 |
| 2008 | 17.0 | December 31 |
| 2007 | 14.0 | November 20 |
| 2006 | 8.0 | December 15 |
| 2005 | 14.0 | January 14 |
| 2004 | 10.0 | February 17 |
| 2003 | 12.0 | March 6 |
| 2002 | 11.0 | March 7 |
| 2001 | 15.0 | February 15 |
| 2000 | 11.0 | December 18 |
| 1999 | 9.0 | February 9 |
| 1998 | 8.0 | November 8 |
| 1997 | 6.0 | April 4 |
| 1996 | 17.0 | December 25 |
| 1995 | 9.0 | March 6 |
| 1994 | 9.0 | December 3 |
| 1993 | 14.0 | February 21 |
| 1992 | 11.0 | January 17 |
| 1991 | 13.0 | December 2 |
| 1990 | 7.0 | March 23 |
| 1989 | 20.0 | December 21 |
| 1988 | 11.0 | January 11 |
| 1987 | 9.0 | December 31 |
| 1986 | 15.0 | November 11 |
| 1985 | 14.0 | December 12 |
| 1984 | 11.0 | December 11 |
| 1983 | 8.0 | December 26 |
| 1982 | 5.0 | December 6 |
| 1926 | 4.0 | December 7 |
| 1925 | 8.0 | October 27 |
| 1924 | 6.0 | January 11 |
| 1923 | 2.0 | December 8 |
| 1922 | none | – |
| 1921 | 4.0 | December 15 |
| 1920 | none | – |
| 1917 | 12.0 | October 26 |
| 1906 | 11.0 | February 27 |
| 1905 | 1.0 | October 9 |
| 1903 | 4.0 | January 27 |
| 1901 | 2.0 | October 28 |
| Years | Station | Coordinates |
|---|---|---|
| 1894–2024 | Anaconda | location |