The Administrative Calendar holds many important dates to help you stay on top of your deadlines. Here's how to see it in either webmail (Google Apps [1]) or Outlook:
Links:
[1] http://www.humboldt.edu/its/glossary/5#term40
[2] http://www.humboldt.edu/its/glossary/5#term195
[3] http://humboldt.edu/myhumboldt
[4] http://www.humboldt.edu/its/glossary/5#term99