Drought duration by U.S. county (2010 - 2016)

Drought duration in the United States (2010)

Drought duration in the United States (2011)

Drought duration in the United States (2012)

Drought duration in the United States (2013)

Drought duration in the United States (2014)

Drought duration in the United States (2015)

Drought duration in the United States (2016)

Source: www.ecoclimax.com
Related post:
- Drought severity and duration in the United Sates (2010 - 2016)