EPA's "Most Wanted" list web site aims to track down environmental fugitives:  http://www.epa.gov/fugitives

EPA Region 9 Disaster Preparedness web stie:  http://www.epa.gov/region09/disaster

During an actual response action, this page will contain current information and instructions relating to environmental aspects of the situation.  It also contains audio file public service announcements as well as links to other related web sites.