National Pharmaceutical Stockpile - Ensures the availability and rapid deployment of life-saving pharmaceuticals, antidotes, other medical supplies, and equipment necessary to counter the effects of nerve agents, biological pathogens, and chemical agents. - http://www.bt.cdc.gov/stockpile/
Office for Domestic Preparedness (ODP) - The principal component of the Department of Homeland Security responsible for preparing the United States for acts of terrorism. - http://www.ojp.usdoj.gov/odp/
Ready.Gov - Emergency preparedness guidance from the U.S. Department of Homeland Security, lists and explains specific threats and response. How to prepare, glossary, feedback form and links to related government and private organizations. - http://www.ready.gov/