Steve O'Leary, U.S. Army Corps of Engineers, Huntington District architect, documents flood damage in Ellicott City, Maryland, Sept. 20, 2016. Ellicott City suffered a major flood in July 2016. O'Leary is a member of the USACE National Nonstructural Flood Proofing Committee that assists communities nationwide with nonstructural flood-risk management. Examples of nonstructural measures include elevation and waterproofing of buildings, moving valuables to higher locations and flood-emergency preparedness. (U.S. Army photo by Sarah Gross)