Kennesaw, GA
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.
Kennesaw, GA air quality summary: Kennesaw, GA maintains a long-term Clean Air Score of 66.7, resulting in a grade of C. The annual mean concentration of PM2.5 in the area is measured at 9 µg/m³. Kennesaw has an annual PM2.5 mean of 9 µg/m³, which represents moderate or acceptable long-term particulate exposure. The change in long-term air quality for Kennesaw has been limited or modest.
Clean Air Score
The Clean Air Score of 66.7 and grade of C reflect the overall long-term air quality conditions in Kennesaw. These metrics provide a standardized evaluation of particulate matter exposure over extended periods.
🏡 What This Means for Buying
Air quality should be treated as one factor in a broader relocation or housing decision. Potential residents may consider these long-term pollution trends alongside other local environmental data.
Indoor Air Quality in Kennesaw, GA
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 Kennesaw.
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 Kennesaw:
- 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 Kennesaw Homes:
🩺 My Health Risk Assessment
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Health Advice
Good for most outdoor activities.
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</> Create Free Widget🏡 Property Value Impact Analysis
Between 2019 and 2024, Kennesaw's air quality worsened by 0.4 μg/m³. Based on NBER studies, this change correlates with a estimated 1.6% decrease in relative property value retention.
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Why Kennesaw earned a 66.7
Raw inputs, scoring weights, and data coverage for this city.
Best Time to Run
Find the cleanest hours for your run today.
Cycling Forecast
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📅 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% | 43.5 |
| Unhealthy Days | 25% | 100 |
| 5-Year Trend | 20% | 50 |
| Seasonal Variability | 10% | 93.4 |
| 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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Kennesaw Air Quality FAQs
Is Kennesaw a good fit for people who care about long-term air quality?
Kennesaw holds a Clean Air Score of 66.7 and a grade of C. The annual PM2.5 mean of 9 µg/m³ provides a baseline for evaluating long-term environmental conditions.
How frequent is unhealthy air in Kennesaw?
Unhealthy air days occur at a rate of 0% in Kennesaw. This frequency contributes to the overall grade of C and the annual PM2.5 mean of 9 µg/m³.
Is air quality improving or getting worse over time?
Long-term air quality in Kennesaw has been limited or modest.
Does air quality vary by neighborhood?
Air quality can vary significantly between different parts of the city; please refer to neighborhood or ZIP-level details for more localized information.