Utah, Utah Air Quality
Utah County, Utah (UT)
→ Stableover 10 years
10-Year AQI Trend
The solid line shows the median AQI each year. The dashed line shows the 90th percentile (worst 10% of days).
Air Quality Day Breakdown
Number of days per year in each EPA AQI category. Green = Good (AQI 0-50), Yellow = Moderate (51-100), Orange = Unhealthy for Sensitive Groups (101-150), Red = Unhealthy or worse (151+).
Year-by-Year Data
| Year | Median AQI | 90th Pct | Max AQI | Good Days | Moderate | Unhealthy+ | Pollutant |
|---|---|---|---|---|---|---|---|
| 2023 | 48 | 74 | 104 | 201 | 163 | 1 | Ozone |
| 2022 | 49 | 74 | 119 | 206 | 154 | 5 | Ozone |
| 2021 | 49 | 87 | 144 | 192 | 156 | 17 | Ozone |
| 2020 | 48 | 80 | 150 | 199 | 162 | 5 | Ozone |
| 2019 | 48 | 70 | 107 | 217 | 147 | 1 | Ozone |
| 2018 | 50 | 93 | 166 | 190 | 143 | 32 | Ozone |
| 2017 | 53 | 85 | 165 | 162 | 189 | 14 | Ozone |
| 2016 | 50 | 87 | 166 | 189 | 158 | 19 | Ozone |
| 2015 | 48 | 86 | 120 | 206 | 146 | 13 | Ozone |
| 2014 | 46 | 80 | 140 | 216 | 137 | 12 | Ozone |
What This Means for Utah County Residents
Utah, Utah has received an Air Quality Grade of C (59/100) based on a decade of monitoring data from the EPA's air quality monitoring program. The current median AQI of 48 falls in the "Good" range.
The primary pollutant affecting this area is Ground-Level Ozone. Over the past 5 years, this area has averaged 6 unhealthy air quality days per year — days when sensitive groups (children, elderly, those with respiratory conditions) should limit outdoor activity. The American Lung Association's State of the Air report provides additional context on long-term health risks from air pollution exposure.
Related Cities in Utah
Frequently Asked Questions
Utah, Utah has a current median AQI of 48, which falls in the "Good" range. The area has received an Air Quality Grade of C (59/100) based on 10 years of EPA monitoring data.
Air quality in Utah, Utah is stable over the past decade. The median AQI has changed by +2 points from 2014 to 2023.
Utah, Utah averages 6 unhealthy air quality days per year over the past 5 years. On these days, sensitive groups including children, the elderly, and those with respiratory conditions should limit outdoor activity.
The primary pollutant affecting Utah, Utah is Ground-Level Ozone. This is the dominant contributor to elevated AQI readings in the Utah County area.
Utah, Utah averages 6 unhealthy air days per year. Asthma patients should monitor daily AQI readings and limit outdoor activity when AQI exceeds 100. The primary pollutant is Ground-Level Ozone, which is a known asthma trigger.
With a median AQI of 48 (Good), outdoor exercise in Utah, Utah is generally safe year-round. Utah, Utah averages 6 days per year when athletes should move workouts indoors.