Sun Valley air quality.
Air quality observations and historical context for Sun Valley, NV
Historical perspective
The longer view.
Annual PM2.5 concentrations · µg/m³
Regional reference: Sparks (4.4 miles away). These historical values are inherited from that location, not measured in Sun Valley.
View data table
| Year | PM2.5 |
|---|---|
| 2019 | 5.7 |
| 2020 | 11.1 |
| 2021 | 11.9 |
| 2022 | 9.0 |
| 2023 | 6.6 |
| 2024 | 6.0 |
Available history: 2019–2024. Historical scores are distinct from current AQI and do not describe today’s conditions.
Sources and scoring method ↗Local context
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.
🌍 Live Air Quality in Sun Valley
Real-time pollutants resolved via none
Last 24 Hours: Sun Valley AQI Trend
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Regional Air Quality Context & Seasonal Patterns
Sun Valley is treated as a local community in NV, so the most useful signal is the long-term pollution baseline rather than a single live AQI reading. Annual PM2.5 averages 6 ug/m3, with roughly 0 unhealthy-air days per year, and the multi-year trend is relatively stable. Its Clean Air Score is 83.4 (grade B), which helps compare Sun Valley with other NV cities. In Sun Valley, historical EPA observations show that pollution levels typically peak in December (averaging an index of 46), while the cleanest air conditions occur in March (averaging 16). With an extreme events rating of 100/100, Sun Valley exhibits resilient atmospheric ventilation with fewer multi-day smoke outliers. Because Sun Valley does not have its own long-running EPA station in this dataset, the report uses Sparks about 4.4 miles away as the closest proxy monitor.
Winter (Temperature inversions & woodsmoke trapping)
Historically lowest pollution baseline
Fine particulate matter (PM2.5) in Sun Valley is monitored for health safety. Long-term exposure to pollutants can lead to respiratory issues, making daily checks essential for active residents in NV.
Looking for cleaner air near Sun Valley?
These destinations have significantly higher historical Clean Air Scores than Sun Valley (Score: 83.4).
Reno, NV
Enterprise, NV
Spring Valley, NV
Indoor Air Quality in Sun Valley, NV
Outdoor pollution can still affect indoor air when windows are open, filtration is weak, or wildfire smoke moves in.
Complete Sun Valley Home AQI & Filtration Guide
Get custom room-by-room HEPA purifier sizing, seasonal PM2.5 trends, and local home sealing recommendations.
Usually safe to open windows for fresh air.
Air purifier is optional for most households.
Normal indoor and outdoor activity is fine.
Ventilate selectively; sensitive groups should watch symptoms.
Run HEPA filtration on low if pollen, smoke smell, or traffic exhaust is noticeable.
Most people can continue normal activity; sensitive groups should keep an eye on AQI.
Keep windows closed so outdoor PM2.5 does not build indoors.
Run HEPA filtration in bedrooms and main living spaces.
Children, older adults, and people with asthma should reduce outdoor exertion.
Keep windows and doors sealed as much as practical.
Run filtration continuously; use the highest comfortable fan setting.
Stay indoors when possible and consider an N95 if you must go outside.
🛒Top Air Purifiers & Filters for Sun Valley
Given Sun Valley's air quality profile and peak pollution season in December, maintaining certified HEPA filtration indoors is an effective defense against fine particulate matter.
Levoit Core 300 True HEPA Air Purifier
Compact, ultra-quiet (<24dB), budget-friendly replacement filters.
Check price on AmazonCoway Airmega 200M True HEPA Air Purifier
Wirecutter top pick: high airflow, eco mode, washable pre-filter.
Check price on AmazonBlueair Blue Pure 311i+ Max Air Purifier
Extra carbon filtration for wildfire smoke and VOCs, smart app enabled.
Check price on AmazonCoway Airmega 400 True HEPA Air Purifier
Dual-suction Max2 filter for high smoke/pollen exposure in open spaces.
Check price on AmazonAs an Amazon Associate, Clean Air Data earns from qualifying purchases. Prices and availability shown on Amazon at time of purchase. This does not affect our air quality data or recommendations.
Health Recommendations
Most people can continue outdoor activities normally. Keep an eye on changing conditions.
Children and elderly should reduce prolonged or heavy outdoor exertion if AQI rises above 50.
Running & Outdoor Exercise Guide
Explore available hourly data before planning outdoor time in Sun Valley.
Environmental Health Dossier: Air & Tap Water in Sun Valley
Atmospheric fine particulate matter (PM2.5) and municipal drinking water contaminants represent the two primary involuntary daily exposures in any household. While HEPA filtration purifies indoor air, municipal tap water often contains invisible halogenated byproducts, heavy metals, or PFAS forever chemicals.
Sun Valley holds a historical Clean Air Score of 83.4/100. High PM2.5 requires True HEPA (H13) physical media filters without electronic ozone generation.
Municipal utility compliance focuses on legal limits, not health guidelines. Verified solid-carbon or Reverse Osmosis filters target lead, chlorine byproducts, and micropollutants.
Compare Sun Valley Air Quality
See how Sun Valley’s pollution baselines and seasonal patterns compare side-by-side.
Frequently Asked Questions about Sun Valley Air Quality
Is air quality in Sun Valley safe today?
Current air quality in Sun Valley is being monitored. Based on historical data, Sun Valley has a clean air score of 83.4. For real-time updates, check the live monitoring panel on this page.
When is air pollution highest in Sun Valley?
According to multi-year EPA observations, air pollution in Sun Valley historically peaks during December (Winter (Temperature inversions & woodsmoke trapping)). The cleanest air window typically occurs in March.
What should sensitive groups do during peak air pollution in Sun Valley?
Keep home windows sealed during calm late evening hours when surface inversions concentrate particulates near ground level. Maintaining certified indoor HEPA filtration is an effective way to minimize personal exposure.
What is a dangerous AQI level?
An AQI (Air Quality Index) above 100 is considered unhealthy for sensitive groups, while levels above 150 are unhealthy for everyone. Levels above 300 are hazardous.
Should I wear a mask today in Sun Valley?
If the AQI in Sun Valley is above 150, an N95 mask is recommended for outdoor activities to filter out fine particulate matter (PM2.5).
Higher historical scores in NV
Major Hubs
Sun Valley AQI Widget
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