US counties by highest daily Air Quality Index (US EPA), 2013
Mono County 3,479, the highest of 1020 counties, 2013
- Under 80
- 80 to 90
- 90 to 100
- 100 to 120
- 120 to 140
- 140 and over
- No data
Boundaries: U.S. Census Bureau cartographic boundary files.
Mono County 3,479, the highest of 1020 counties, 2013
Boundaries: U.S. Census Bureau cartographic boundary files.