SmogRank / World / United States / Utah / April 2024
Most polluted cities in Utah, United States, April 2024
19 cities in Utah, United States ranked by their average PM2.5 over the 30 days. Worst: Moab at 5.6 µg/m³, #1,766 of 2,482 cities in the world. Cleanest: Hurricane at 2.8. A city needs measurements on 70% of the days to be ranked.
Ranked by unhealthy days: the share of each city's measured days with a daily mean over 35.4 µg/m³ (US AQI 101+), Unhealthy for Sensitive Groups or worse on the US EPA's scale. Ties go to the higher average.
- 1Moab 0%
- 2Millcreek 0%
- 3Roosevelt 0%
- 4West Jordan 0%
- 5Cedar Hills 0%
- 5Orem 0%
- 5Salt Lake City 0%
- 8Spanish Fork 0%
- 9Smithfield 0%
- 10Bountiful 0%
- 10Magna 0%
- 10West Valley City 0%
- 13Herriman 0%
- 14Vernal 0%
- 15North Ogden 0%
- 16Enoch 0%
- 17Stansbury park 0%
- 18Price 0%
- 19Hurricane 0%
The US EPA's Air Quality Index for PM2.5 (2024 breakpoints). Show values as: µg/m³ · US AQI · India AQI · China AQI · European AQI · UK DAQI · Canada AQHI+. About the scales
All cities in the world, April 2024 · All cities in United States, April 2024 · Utah now
Use this board
SmogRank, most polluted cities in Utah, United States, PM2.5, April 2024, smogrank.com/us/region/utah/history/2024-04 (accessed 6 Oct 2026).
You're welcome to reuse a single chart, image or figure with this citation and a link. Terms. Raw monitor readings in bulk are published by OpenAQ, under each provider's licence.