Yes, there are two places to access notifications. You can click on the My Settings link at the top right of the screen and click on Alerts & Notifications at the bottom of the page. Or you can hover over the Alerts and Notifications tab at the top and click on Email and Text Alerts.
You'll be able to set up balance alerts based on certain criteria that you select. You'll also be able to set up notifications for CD maturity dates and when a check clears.