Taylorsville, Utah Air Quality
Taylorsville has a median AQI of 54, earning an air quality grade of B — good air quality that ranks better than 5% of US cities. Air quality has remained relatively stable over the past decade. Ground-level ozone is the primary concern, typically peaking on warm sunny days due to vehicle and industrial emissions. In 2025, Taylorsville recorded 113 good air quality days (37% of monitored days) and 15 unhealthy days.
Population: 58,678 • County: Salt Lake
Current AQI
Quick Facts
| Current AQI | 39 — Good |
| Air Quality Grade | B |
| Median AQI (2025) | 54 |
| vs. U.S. Cities | Better than 5% |
| Primary Pollutant | Ozone |
| Unhealthy Days/Year | 15 |
| 10-Year Trend | → Stable |
| Data Source | EPA AQS (historical) · AirNow (live) |
Health Recommendation
Air quality is satisfactory, and air pollution poses little or no risk.
It's a great day to be active outside!
5-Day AQI Forecast
Last 90 Days
Current Pollutant Levels
Real-time data from EPA AirNow
Local Air Quality Context
Air quality data for Taylorsville is sourced from the NR monitoring area, located approximately 3 miles from city center. This EPA-certified station continuously tracks ground-level ozone, the primary driver of air quality alerts in this area.
Taylorsville typically sees its worst air quality during summer afternoons when heat and sunlight drive ground-level ozone formation from vehicle and industrial emissions. Morning readings are generally 15–25 points lower than afternoon peaks. Outdoor activity is best planned for early morning on high-ozone days.
AQI Trend (10 Years)
Air Quality Days by Year
Taylorsville Median AQI by Year
Annual EPA air quality data for Taylorsville — median AQI, day-category breakdown, and primary pollutant per year.
| Year | Median AQI | Good Days | Unhealthy Days | Max AQI | Primary Pollutant |
|---|---|---|---|---|---|
| 2025 | 54 | 113 | 15 | 175 | Ozone |
| 2024 | 54 | 150 | 43 | 230 | Ozone |
| 2023 | 54 | 149 | 16 | 154 | Ozone |
| 2022 | 60 | 101 | 28 | 147 | Ozone |
| 2021 | 59 | 122 | 48 | 177 | Ozone |
| 2020 | 54 | 143 | 23 | 214 | PM2.5 |
| 2019 | 58 | 132 | 17 | 136 | Ozone |
| 2018 | 61 | 117 | 41 | 169 | Ozone |
| 2017 | 60 | 131 | 44 | 156 | Ozone |
| 2016 | 53 | 165 | 27 | 158 | Ozone |
Source: EPA Air Quality System (AQS) annual summaries. "Unhealthy Days" includes Unhealthy for Sensitive Groups, Unhealthy, Very Unhealthy, and Hazardous categories.
2025 Air Quality Summary
Primary Pollutant Days (2025)
Days when each pollutant was the primary driver of AQI. Learn about pollutants →
Frequently Asked Questions About Taylorsville Air Quality
What is the air quality in Taylorsville today?
The current AQI in Taylorsville is 39, rated "Good". Air quality is good — outdoor activity is safe for everyone today. Air quality is satisfactory, and air pollution poses little or no risk.
Is air quality in Taylorsville getting better or worse?
Air quality in Taylorsville has been stable. The median AQI has risen 1 points (from 53 in 2016 to 54 in 2025).
What is the most common air pollutant in Taylorsville?
Ozone is the primary air pollutant in Taylorsville, responsible for 204 days (67% of monitored days) in 2025. Ground-level ozone forms when sunlight reacts with emissions from vehicles and industry, typically peaking on hot summer afternoons.
How many unhealthy air days does Taylorsville have per year?
In 2025, Taylorsville recorded 37% good air quality days (113 days) out of 305 monitored days. There were 14 Unhealthy for Sensitive Groups days and 1 Unhealthy days (AQI above 100). The highest single-day AQI recorded was 175.
What air quality grade does Taylorsville receive?
Taylorsville receives an air quality grade of B, placing it better than 5% of US cities. This is based on a median AQI of 54 in 2025, with 113 good air quality days. The EPA monitors air quality in this area continuously using certified monitoring stations.
Air Quality Grade
Better than 5% of US cities
Nearby Cities
Protect Your Health
With a median AQI of 54, indoor air purification is recommended
See Recommended Purifiers ↓Get AQI Alerts
Receive notifications when air quality changes in Taylorsville
National Rankings
See how Taylorsville compares to every other US city by air quality.
Best Air Quality Cities →All city rankingsRecommended Air Purifiers for Taylorsville
Taylorsville has a summer ozone problem — hot afternoons push AQI into Moderate or higher as sunlight converts vehicle and industrial emissions into ground-level ozone. Activated carbon and PECO filters chemically neutralize ozone rather than just trapping particles.
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