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First, a few general sites to use in any search for disaster-related resources, and then examples of what you might come up with if you searched for a particular event and GIS.  Most of the following sites will have resources for multiple events; these are examples to give you ideas, not exhaustive listings.

General Disaster Response Resources

ESRI provides a web site for information on all types of disasters — wildfires, earthquakes, flooding, etc.  This includes continuously-updated map viewers and extensive resource pages.

Google’s project works with government agencies, NGOs and other organizations to provide information in the case of natural disasters and to assist with emergency responses (such as epidemics).

“acts as a bridge between the traditional Humanitarian Responders and the ... We believe that free geodata can help save and improve lives in times of political crisis and natural disasters.”

You can expect that any large natural event such as a hurricane or earthquake will be covered by relevant government agencies such as , , , , etc. Major newspapers are also often a good source of news and interactive media; Twitter and bloggers can also provide lists of resources.

You can search the Department of the Interior’s  for recent disasters and disaster preparedness where you can find data, tools and ways to get involved.

can be a useful starting point for general information about disasters, natural and man-made.

Hurricane Katrina (2005)

Not originally focused on hurricanes, the now includes updates for Katrina in addition to their extensive collection of mapped census data.

Find news, maps and images in the .

The Perry-Castañeda Library Map Collection (UT/Austin) has developed an extensive clearinghouse of .

Government resources include and .

The Census Bureau has a page on post-Katrina statistics.

Gulf of Mexico Oil Spill (2010)

Google’s Blog Lat-Long maintains a page on the , which includes a multi-layered map, KML files for Google Earth, an index of map and data sites, news and help resources, and a playlist of videos of the spill.

has a nicely laid-out with links to datasets and maps.

Japan Earthquake, Tsunami, Nuclear Crisis (2011)

shows an amazing time-lapse sequence of earthquakes beginning on March 11, 2011, which really gives a sense of the aftershocks.

You can browse this extensive collection of provided by the workshops of the at Carleton.

COVID-19 Resources (2020)

This from Johns Hopkins tracks COVID-19 cases in the world overall, plus by nation and state, including state-specific information.

The New York Times has produced their own tracker; in addition, they are releasing their own collected data on . 

Coronavirus tracking data is also available at .

This national breaks out US data by county.  NYS Department of Health has a tracker with mapped county data (click county for county details).

ESRI collects data from businesses, demographics, and the healthcare system  in order to help counties visualize the impact of coronavirus in their communities.  Many resources are also available from the .