To update your contact information, or be removed from the list, click on the "One Step Notification" button below. 
When you sign up, you will be asked to create an account using your email address and a password. Once you enter the portal, you will have the opportunity to add your email addresses and phone numbers under the "Contact info" tab. By default you will be signed up for emergency messages. If you would like to also receive outreach (non-emergency, but important) messages, please be sure to check the outreach box under the tab marked "Subscriptions."