SmogRank / United States / Utah / West Jordan
West Jordan, month by month
West Jordan has a measured daily mean on 1,360 days since 1 January 2023. Its worst month was December 2024, at 62 US AQI (15.1 µg/m³), 465th of 2,616 cities on that month's world ranking. Its cleanest was March 2023, at 24 US AQI (4.4 µg/m³). 2025 averaged 43 US AQI (7.7 µg/m³), against 46 US AQI (8.2 µg/m³) in 2024.
Every month since 2023
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
West Jordan's worst months
| Month | US AQI | World rank | Episode |
|---|---|---|---|
| December 2024 | 6215.1 µg/m³ | 465thof 2,616 | – |
| February 2023 | 6215.0 µg/m³ | 342ndof 1,129 | Utah and Idaho, United States, February 2023 |
| December 2023 | 6214.8 µg/m³ | 288thof 2,247 | – |
| July 2024 | 5913.5 µg/m³ | 257thof 2,566 | North-western United States and Canada, July 2024 |
| January 2026 | 5913.3 µg/m³ | 852ndof 2,617 | – |
| November 2023 | 5511.2 µg/m³ | 398thof 2,243 | Utah and Idaho, United States, November 2023 |
Monthly means over the days measured; finished months only. World rank: its place on that month's world ranking of every city with enough days. Each month opens that ranking.
West Jordan's worst days
| Day | US AQI | Episode |
|---|---|---|
| 4 Feb 2023 | 14352.7 µg/m³ | Utah and Idaho, United States, February 2023 |
| 3 Feb 2023 | 13147.6 µg/m³ | Utah and Idaho, United States, February 2023 |
| 2 Mar 2024 | 13047.1 µg/m³ | – |
| 5 Jul 2024 | 12746.2 µg/m³ | – |
| 6 Dec 2024 | 12244.0 µg/m³ | – |
| 2 Feb 2023 | 11139.4 µg/m³ | Utah and Idaho, United States, February 2023 |
| 7 Dec 2024 | 10737.8 µg/m³ | – |
| 1 Jan 2024 | 10537.3 µg/m³ | – |
| 4 Dec 2024 | 10537.3 µg/m³ | – |
| 5 Dec 2024 | 10537.3 µg/m³ | – |
Daily means, the highest since 1 Jan 2023; the WHO's daily guideline is 15 µg/m³. Each date opens that day's world ranking, and each episode the bad-air spell it was part of.
Use this history
SmogRank, PM2.5 monthly and daily means, West Jordan, United States, 1 Jan 2023 – 11 Oct 2026. Monitor data from AirNow, via OpenAQ and from the publisher directly; sources listed at smogrank.com/sources. smogrank.com/us/west-jordan/history (accessed 13 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.
West Jordan now: the last 24 hours, its ranks today and the last 12 months day by day.
Updated 2026-10-13 01:07 UTC. Values are PM2.5 (fine particles), the median of each city's monitors, as the US AQI PM2.5 sub-index. Some low-cost readings: Sensor.Community, ODbL (data and licence). Some readings: Uzhydromet (Uzbekistan's Hydrometeorological Service); Department of Environment, Nepal; Vietnam's government monitors; Aurassure; Umhverfisstofnun (Environment Agency of Iceland); RMCAB (Secretaría Distrital de Ambiente, Bogotá); Love My Air (City and County of Denver), no reuse terms published (why we use them).