AlertOC is a mass notification system designed to keep Orange County residents and businesses informed of emergencies and certain community events.

By registering with AlertOC, time-sensitive voice messages from the County or City in which you live or work may be sent to your home, cell or business phone. Text messages may also be sent to cellphones, e-mail accounts and hearing impaired receiving devices.

Register now

It’s so easy to register. Just go to the Alert OC website and click on Rossmoor on the map. It is easy and you can list multiple contacts, land use phones, cell phones, email addresses. You can even include your work phone if you’d like to receive voice alerts there.

Or call Alert OC at 714-834-7079.

To register by mail, download a registration form found in the FAQ page and follow the return by mail form instructions.