In today’s world, there are new opportunities for disaster communications through modern technology and social media. Social network applications such as Facebook, Twitter, and Instagram can connect friends, family, first responders, and those providing relief and assistance. However, social media and other modern communication tools have their limitations. They can be affected by disaster situations where there are power outages or interrupted cellular service. The research contained in this valuable compendium offers much-needed information for emergency responders, utility companies, relief organizations, and governments as they invest in infrastructure to support post-disaster communications.