Maryvale, AZ
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.
Maryvale, AZ air quality summary: Maryvale, AZ, has earned a clean air score of 71.5 and an air quality grade of B. The city's annual PM2.5 mean is 7.5 micrograms per cubic meter. In Maryvale, the PM2.5 annual mean of 7.5 is considered a moderate level for long-term exposure. Long-term air quality in Maryvale has been worsening over recent years.
Clean Air Score
A score of 71.5 and a B grade indicate that Maryvale generally maintains acceptable long-term air quality. These metrics suggest that while some pollution is present, it typically remains within moderate levels over time.
🏡 What This Means for Buying
Air quality in Maryvale should be considered as one factor among many in a broader relocation or housing decision. The area's B grade provides a baseline for evaluating long-term environmental conditions.
Indoor Air Quality in Maryvale, AZ
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 Maryvale.
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 Maryvale:
- 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.
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🩺 My Health Risk Assessment
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Health Advice
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</> Create Free Widget🏡 Property Value Impact Analysis
Between 2019 and 2024, Maryvale's air quality worsened by 1.1 μg/m³. Based on NBER studies, this change correlates with a estimated 4.4% decrease in relative property value retention.
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Why Maryvale earned a 71.5
Raw inputs, scoring weights, and data coverage for this city.
Best Time to Run
Find the cleanest hours for your run today.
Cycling Forecast
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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% | 64.6 |
| Unhealthy Days | 25% | 89.1 |
| 5-Year Trend | 20% | 44.5 |
| Seasonal Variability | 10% | 84.2 |
| 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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Maryvale Air Quality FAQs
Is Maryvale a good fit for people who care about long-term air quality?
With a clean air score of 71.5 and a grade of B, Maryvale is a reasonable choice for those mindful of air quality. Its PM2.5 annual mean of 7.5 represents a moderate level of long-term particulate exposure.
How frequent is unhealthy air in Maryvale?
Maryvale experiences unhealthy air days at a rate of 0.5%, which is reflected in its grade of B. This indicates that significant pollution spikes are relatively infrequent but do occur.
Is air quality in Maryvale improving or getting worse over time?
The long-term air quality in Maryvale has been worsening over recent years. Residents should be aware that particulate trends have moved in a negative direction recently.
Does air quality vary across different parts of Maryvale?
Air quality can vary within Maryvale due to local traffic, industry, and location patterns. Specific localized factors may result in different exposure levels depending on the exact area of the city.