Johnstown Flood National Memorial
- National Parks Service site with many photos and eye-witness accounts.
- http://www.nps.gov/archive/jofl/home.htm

The Johnstown Flood
- Short article drawn from contemporary accounts. Published by the NOAA Photo Library.
- http://www.photolib.noaa.gov/nws/johnstown.html

Railroad Extra: The Johnstown Flood
- Two nineteenth century articles describing the flood's effect on the local railroad.
- http://www.catskillarchive.com/rrextra/jfpage.Html

Johnstown Flood Museum
- Collection of pictures, facts and accounts, with information about the museum itself.
- http://www.jaha.org/FloodMuseum/history.html

The Pennsylvania Disaster
- Poem about the flood by famously bad poet William McGonagall, with historical footnote and links.
- http://www.mcgonagall-online.org.uk/poems/pgpenn.htm

The Cause of the Johnstown Flood
- Article by Walter S Frank. Footnoted history of why a reconstructed dam failed. Civil engineering perspective.
- http://smoter.com/flooddam/johnstow.htm

A Roar Like Thunder
- Concise article describing the course of the flood and its aftermath.
- http://www.johnstownpa.com/History/hist19.html

New York Times Articles
- Three articles published in the immediate aftermath of the flood.
- http://www.johnstownpa.com/History/hist30.html