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AIR QUALITY DATA CONTRIBUTORS
Find out more about contributors and data sourcesPollen
What is the pollen count in Alpine Road today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | Low | |
 | Weed pollen | None |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Townsend, Tennessee | 76 |
| 2 | Bryson City, North Carolina | 70 |
| 3 | Cullowhee, North Carolina | 69 |
| 4 | Maryville, Tennessee | 69 |
| 5 | Austin, Texas | 67 |
| 6 | Georgetown, Texas | 67 |
| 7 | San Antonio, Texas | 67 |
| 8 | Gatlinburg, Tennessee | 66 |
| 9 | Round Rock, Texas | 66 |
| 10 | Greenville, South Carolina | 65 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live aqi station ranking
Real-time Portola Valley air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Antonio Court | 25 |
| 2 | 14 Arastradero | 24 |
| 3 | 4139 Alpine Road | 23 |
| 4 | LSAC Building 950 | 23 |
| 5 | Lower Sandstone | 21 |
| 6 | Millennium farm | 21 |
| 7 | 3249 Alpine Road | 20 |
| 8 | 9 Valley Oak Street | 20 |
| 9 | Alhambra Court | 20 |
| 10 | San Francisquito Creek Road | 20 |
(local time)
SEE WORLD AQI RANKING
News
The latest air quality news and resources.
AQI US, Metric