Kent, WA
Long-term air quality
What this page tells you
This page combines annual PM2.5, unhealthy days, 5-year trend, and data coverage so you can compare long-term air quality, not just today's reading.
Kent, WA air quality summary: Kent, WA has a clean air score of 78.5 and a grade of B, with an annual PM2.5 mean of 6.9. These figures indicate a generally healthy air environment for those living in the area. Kent has an annual PM2.5 mean of 6.9 micrograms per cubic meter. Long-term air quality in Kent has been improving over recent years.
Clean Air Score
A score of 78.5 and a B grade suggest that Kent maintains air quality that is consistently better than many industrial hubs. This performance indicates a low risk of significant particulate exposure over long periods.
🏡 What This Means for Buying
When considering Kent for a home purchase, its B grade for air quality is a favorable indicator. Residents can generally expect clean air with few interruptions from local pollution sources.
Indoor Air Quality in Kent, WA
Outdoor pollution can still affect indoor air when windows are open, filtration is weak, or wildfire smoke moves in.
How to react when today's AQI changes
Use the AQI bands below to decide whether to open windows, run an air purifier, or stay indoors when pollution spikes in Kent.
AQI 0-50
GoodOpen windows: Open windows if you want fresh air.
Air purifier: No purifier needed for most homes.
Indoor activity: Normal indoor activity is fine.
AQI 51-100
ModerateOpen windows: Sensitive groups should limit open-window time.
Air purifier: Use fans or filtration if dust or pollen is bothering you.
Indoor activity: Most people can stay active indoors.
AQI 101-150
Unhealthy for Sensitive GroupsOpen windows: Keep windows closed.
Air purifier: Run a HEPA purifier in the main room and bedroom.
Indoor activity: Sensitive groups should reduce outdoor exposure.
AQI 151+
UnhealthyOpen windows: Keep windows and doors closed.
Air purifier: Run HEPA continuously and seal obvious drafts.
Indoor activity: Stay indoors as much as possible; use an N95 if you must go out.
Common indoor air concerns in Kent:
- Wildfire smoke infiltration (PM2.5)
- Seasonal pollen and dust mite allergens
- VOCs from household products
Recommended action: If today's AQI reaches 101 or higher, close windows and run HEPA filtration before indoor air starts to feel smoky or stale.
Top Products for Kent Homes:
🩺 My Health Risk Assessment
See how Kent's air quality affects you and your family specifically.
Health Advice
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</> Create Free Widget🏡 Property Value Impact Analysis
Between 2020 and 2024, Kent's air quality improved by 4.4 μg/m³. Based on NBER studies, this change correlates with a estimated 15% increase in relative property value retention.
Cleaner Alternatives in WA
Why Kent earned a 78.5
Raw inputs, scoring weights, and data coverage for this city.
Best Time to Run
Find the cleanest hours for your run today.
Cycling Forecast
Avoid pollution spikes on your next ride.
📅 Past 30 Days Trend
Real-time daily PM2.5 AQI
🌸 Pollen Outlook
Current Seasonal Forecast
How it worksBased on current seasonal forecast data. Not a long-term pollution rating or relocation score.
Score Breakdown
| Component | Weight | Score Contribution |
|---|---|---|
| Annual Air Quality | 40% | 73.2 |
| Unhealthy Days | 25% | 100 |
| 5-Year Trend | 20% | 72 |
| Seasonal Variability | 10% | 92.6 |
| Extreme Events | 5% | 100 |
Explore More Air Quality Data
Frequently Asked Questions
About This Data
Data Sources
Historical air quality mapping and scoring are based completely on official U.S. Environmental Protection Agency (EPA) AirNow API data. 5-day AQI forecasts are provided by WAQI.
Methodology
Our Clean Air Score (0-100) is a proprietary algorithm that weighs multiple factors:
- Annual PM2.5 averages (40%)
- Frequency of unhealthy days (25%)
- 5-year pollution trends (20%)
- Seasonal variability and extreme events (15%)
Updates & Accuracy
Real-time data is updated hourly. Historical aggregate scores are recalculated monthly to reflect the latest trends. While we strive for accuracy, sensor maintenance and local conditions can affect individual readings.
Practical Advice
When AQI > 100: Sensitive groups (children, elderly, asthmatics) should limit prolonged outdoor exertion.
When AQI > 150: Everyone should avoid outdoor exercise and keep windows closed.
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Kent Air Quality FAQs
Is Kent a good fit for people who care about long-term air quality?
Kent, WA is a strong choice for those concerned with air quality, given its 78.5 score and B grade. The annual PM2.5 mean of 6.9 is well within the range considered acceptable for long-term living.
How often does Kent experience unhealthy air?
Kent reports 0% unhealthy air days, contributing to its B grade and annual PM2.5 mean of 6.9. This suggests that residents are rarely exposed to acute pollution events.
Is Kent's air quality improving or getting worse over time?
Air quality in Kent is currently improving, which is a positive sign for the city's long-term environmental health. This trend reflects broader regional efforts to reduce emissions and improve air clarity.
How does air quality vary across Kent?
Air quality can vary within Kent due to local traffic, industry, and location patterns, as the city's topography and commercial zones can impact local air currents.