Metairie, LA
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.
Metairie, LA air quality summary: Metairie, LA, currently maintains a clean air score of 77.4 and an air quality grade of B. The city's PM2.5 annual mean is 7.1 micrograms per cubic meter. Metairie has a PM2.5 annual mean of 7.1, which represents a moderate and acceptable level for long-term exposure. Long-term air quality in Metairie has been improving over recent years.
Clean Air Score
The score of 77.4 and B grade indicate that Metairie generally experiences good long-term air quality. These values suggest that particulate pollution levels typically remain within acceptable ranges over time.
🏡 What This Means for Buying
When considering property in Metairie, air quality can be viewed as a relatively positive environmental factor. The B grade provides a reliable baseline for understanding the area's typical long-term conditions.
Indoor Air Quality in Metairie, LA
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 Metairie.
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 Metairie:
- 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 Metairie Homes:
🩺 My Health Risk Assessment
See how Metairie's air quality affects you and your family specifically.
Health Advice
Enjoy the outdoors! Air quality is great.
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</> Create Free Widget🏡 Property Value Impact Analysis
Between 2019 and 2024, Metairie's air quality improved by 0.7 μg/m³. Based on NBER studies, this change correlates with a estimated 2.8% increase in relative property value retention.
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Why Metairie earned a 77.4
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% | 69.9 |
| Unhealthy Days | 25% | 100 |
| 5-Year Trend | 20% | 53.5 |
| Seasonal Variability | 10% | 94.8 |
| 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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Metairie Air Quality FAQs
Is Metairie a good fit for people who care about long-term air quality?
Metairie is a good option for those concerned with air quality, as shown by its score of 77.4 and grade of B. The PM2.5 annual mean of 7.1 is well within moderate and acceptable levels.
How frequent is unhealthy air in Metairie?
Metairie records an unhealthy air day frequency of 0%, which supports its overall grade of B. This indicates that acute pollution spikes are extremely rare for residents of the city.
Is air quality in Metairie improving or getting worse over time?
Long-term air quality in Metairie has been improving over recent years. This positive trend indicates a gradual decrease in typical particulate concentrations for the community.
Does air quality vary across different parts of Metairie?
Air quality can vary within Metairie due to local traffic, industry, and location patterns. Individual addresses may experience different levels of exposure based on their specific surroundings.