Lowell, Michigan Air Quality
Lowell has a median AQI of 46, earning an air quality grade of B+ — good air quality that ranks better than 24% 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, Lowell recorded 182 good air quality days (60% of monitored days) and 4 unhealthy days.
Population: 4,139 • County: Kent
Current AQI
Quick Facts
| Current AQI | 16 — Good |
| Air Quality Grade | B+ |
| Median AQI (2025) | 46 |
| vs. U.S. Cities | Better than 24% |
| Primary Pollutant | Ozone |
| Unhealthy Days/Year | 4 |
| 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 Lowell is sourced from the Grand Rapids monitoring area, located approximately 17 miles from city center. This EPA-certified station continuously tracks ground-level ozone, the primary driver of air quality alerts in this area.
Lowell tends to see elevated PM2.5 readings during fall and winter months when temperature inversions trap pollutants near the surface. Wood burning, vehicle exhaust, and reduced wind speeds compound the effect. Residents with respiratory conditions should monitor forecasts closely between November and February.
AQI Trend (10 Years)
Air Quality Days by Year
Lowell Median AQI by Year
Annual EPA air quality data for Lowell — median AQI, day-category breakdown, and primary pollutant per year.
| Year | Median AQI | Good Days | Unhealthy Days | Max AQI | Primary Pollutant |
|---|---|---|---|---|---|
| 2025 | 46 | 182 | 4 | 138 | Ozone |
| 2024 | 51 | 180 | 1 | 112 | PM2.5 |
| 2023 | 49 | 188 | 12 | 220 | PM2.5 |
| 2022 | 47 | 209 | 4 | 136 | PM2.5 |
| 2021 | 49 | 189 | 3 | 143 | PM2.5 |
| 2020 | 39 | 267 | 8 | 154 | Ozone |
| 2019 | 40 | 261 | — | 90 | PM2.5 |
| 2018 | 43 | 244 | 4 | 115 | PM2.5 |
| 2017 | 44 | 228 | — | 100 | PM2.5 |
| 2016 | 46 | 212 | 8 | 129 | PM2.5 |
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 Lowell Air Quality
What is the air quality in Lowell today?
The current AQI in Lowell is 16, 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 Lowell getting better or worse?
Air quality in Lowell has been stable. The median AQI has remained stable at around 46 over the past decade.
What is the most common air pollutant in Lowell?
Ozone is the primary air pollutant in Lowell, responsible for 154 days (51% 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 Lowell have per year?
In 2025, Lowell recorded 60% good air quality days (182 days) out of 304 monitored days. There were 4 Unhealthy for Sensitive Groups days and 0 Unhealthy days (AQI above 100). The highest single-day AQI recorded was 138.
What air quality grade does Lowell receive?
Lowell receives an air quality grade of B+, placing it better than 24% of US cities. This is based on a median AQI of 46 in 2025, with 182 good air quality days. The EPA monitors air quality in this area continuously using certified monitoring stations.
Air Quality Grade
Better than 24% of US cities
Nearby Cities
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National Rankings
See how Lowell compares to every other US city by air quality.
Best Air Quality Cities →All city rankingsRecommended Air Purifiers for Lowell
Ozone is Lowell's primary pollutant. Standard HEPA filters don't capture ozone molecules — you need activated carbon or PECO technology to chemically break them down. We highlight those units here.
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Molekule Air Pro
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Honeywell HPA300
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