Samsara has an option for Fleet Administrators to receive alerts via email or SMS messaging for a variety of incidents. You can also view these alerts in the Dashboard.
To view these triggered alerts, navigate to Alerts > Incidents.
You can use the Calendar Tool to see incidents from specific dates. For more information on how to use this tool, please see the following article: Using the Calendar to Filter Information on Dashboard
To learn more about alert basics please visit: here.