Here is an Apple/CDC website with a screening tool
Here is some information about the virus.
The Washington State Department of Health has established a call center to address questions from the public. If you have questions about what is happening in Washington state, how the virus is spread, and what to do if you have symptoms, please call 1-800-525-0127 and press #.
Here is information from the CDC:
The CDC symptoms/testing page
The google website: https://www.google.com/covid19/
Guidance for Monitoring Contacts and Travelers WA State DOH
Guidance for Persons under Active Monitoring WA State DOH
Snohomish Health District http://www.snohd.org/484/Novel-Coronavirus-2019
From the AAP’s Healthy Children: https://www.healthychildren.org/English/health-issues/conditions/chest-lungs/Pages/2019-Novel-Coronavirus.aspx
What you can do individually and as a family to prepare
King County PHD: 206 296 4600
Snohomish Health District: 425 339 5200