Japan
Public Health Alerts related to the Japanese disaster:

03/17/2011 - Monitoring stations in Southern California may be able to detect extremely low levels of radiation late Friday

- Governor Brown's statement http://gov.ca.gov/news.php?id=16940

- California Emergency Management statement http://www.calema.ca.gov/

- EPA Japanese Nuclear Emergency: Radiation Monitoring
http://www.epa.gov/radiation/

- Understanding Radiation http://epa.gov/radiation/understand/index.htm

- Sources of Radiation Exposure http://epa.gov/radiation/sources/index.html

- Radiation Doses in Perspective
http://epa.gov/radiation/understand/perspective.html

- Monitoring Radiological Incidents
http://epa.gov/radiation/rert/monitoring.html

- RadNet - Tracking Environmental Radiation Nationwide
http://www.epa.gov/narel/radnet/

- EPA Response Experience: Summary
http://epa.gov/radiation/rert/experience.html

- EPA's Central Data Exchange
http://www.epa.gov/cdx/

- JOINT EPA/DOE STATEMENT: Radiation Monitors Confirm That No Radiation Levels of Concern Have Reached the United States
http://yosemite.epa.gov/opa/admpress.nsf/d0cf6618525a9efb85257359003fb69d/a765bae82e458d3485257857007373a5!OpenDocument

- CDPH-CalEMA News Briefing on Radiation - March 17, 2011
http://www.youtube.com/watch?v=hBPhDP1jf1A

- Dr. Jonathan Fielding's comments
http://publichealth.lacounty.gov/