SmogRank / World / United States / Utah / June 2023
Most polluted cities in Utah, United States, June 2023
18 cities in Utah, United States ranked by their average PM2.5 over the 30 days. Worst: Moab at 8.5 µg/m³, #989 of 1,549 cities in the world. Cleanest: Price at 4.0. 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%
- 2Spanish Fork 0%
- 3Millcreek 0%
- 4Bountiful 0%
- 4West Jordan 0%
- 6Enoch 0%
- 7Salt Lake City 0%
- 8Hurricane 0%
- 8Orem 0%
- 10Cedar Hills 0%
- 10Smithfield 0%
- 12Herriman 0%
- 13Magna 0%
- 14Roosevelt 0%
- 15North Ogden 0%
- 15Stansbury park 0%
- 17Vernal 0%
- 18Price 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
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SmogRank, most polluted cities in Utah, United States, PM2.5, June 2023, smogrank.com/us/region/utah/history/2023-06 (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.