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Washington Exposure Notifications (also known as WA Notify) is a new tool that works through smartphones, without sharing any personal information, to alert users if they may have been exposed to COVID-19. It is completely private, and doesn’t know or track who you are or where you go.
| WA Notify users |
|
More than 1.84 million
(as of 10 a.m. on 3/12)
|
How do I add WA Notify to my phone?
On an iPhone, enable Exposure Notifications in Settings:
- Go to Settings
- Scroll down to Exposure Notifications
- Click “Turn On Exposure Notifications”
- Select United States
- Select Washington
On an Android phone:
How does it work?
When you enable WA Notify, your phone exchanges random, anonymous codes with the phones of people you are near who have also enabled WA Notify. The app uses Bluetooth Low Energy (BLE) technology to exchange these random codes without revealing any information about you. If another WA Notify user you've been near in the last two weeks later tests positive for COVID-19 and adds their verification code to the app, you’ll get an anonymous notification that you’ve had a possible exposure. This lets you get the care you need quickly and helps prevent you from spreading COVID-19 to the people around you.

How is my privacy protected?
WA Notify is based on Google Apple Exposure Notification technology, which was designed to safeguard user privacy. The system never collects or shares any location data or personal information with Google, Apple, the Washington State Department of Health (DOH), or other users. Participation is entirely voluntary. Users can opt in or out at any time. For more information about how user privacy is protected, see the WA Exposure Notifications privacy policy.
How will it help?
Studies have found that the more people who use exposure notification, the greater the benefit. Models based on three counties in Washington state show that even a small number of people there using WA Notify would reduce infections and deaths. Just like wearing masks, physical distancing and keeping gatherings small, WA Notify is another tool to help prevent the spread of COVID-19.
Why did Washington choose this solution?
Washington formed a state oversight group, including security and civil liberties experts and members of several communities, to review the Apple/Google solution. The group recommended adoption based on the platform’s proven reliability, robust data protection and use by other states.