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Air quality near Hayfields Road, Portola Valley
Air quality index (AQI) and PM2.5 air pollution near Hayfields Road, Portola Valley
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Air Quality Map
Real-time Hayfields Road air pollution map
AIR QUALITY DATA CONTRIBUTORS
Find out more about contributors and data sourcesPollen
What is the pollen count in Hayfields Road today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Weather
What is the current weather near Hayfields Road, Portola Valley?
| Weather | Clear sky |
| Temperature | 44.6°F |
| Humidity | 91% |
| Wind | 1 mp/h |
| Pressure | 30.1 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Bryson City, North Carolina | 93 |
| 2 | Gatlinburg, Tennessee | 88 |
| 3 | Corpus Christi, Texas | 82 |
| 4 | Cullowhee, North Carolina | 72 |
| 5 | Auberry, California | 65 |
| 6 | Knoxville, Tennessee | 65 |
| 7 | Maryville, Tennessee | 64 |
| 8 | Greenville, North Carolina | 60 |
| 9 | Durham, North Carolina | 59 |
| 10 | Raleigh, North Carolina | 59 |
(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 | Lower Sandstone | 10 |
| 2 | 10 Alhambra Court | 8 |
| 3 | Ladera - Lucero and Mimosa | 8 |
| 4 | Loop Road | 8 |
| 5 | Alpine Road | 7 |
| 6 | 14 Arastradero | 6 |
| 7 | 3249 Alpine Road | 6 |
| 8 | 9 Valley Oak Street | 6 |
| 9 | Alhambra Court | 6 |
| 10 | LSAC Building 950 | 6 |
(local time)
SEE WORLD AQI RANKING
US AQI
5
live AQI index
Good
Overview
What is the current air quality near Hayfields Road, Portola Valley?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 5 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 1.2µg/m³ | |
Health Recommendations
What is the current air quality near Hayfields Road, Portola Valley?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Hayfields Road, Portola Valley air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Saturday, Apr 13 | Good 4 AQI US | |||
| Sunday, Apr 14 | Good 6 AQI US | |||
| Monday, Apr 15 | Good 7 AQI US | |||
| Today | Good 5 AQI US |  | 66.2° 44.6° |  6.7 mp/h |
| Wednesday, Apr 17 | Good 24 AQI US |  | 69.8° 51.8° | 4.5 mp/h |
| Thursday, Apr 18 | Good 27 AQI US | | 66.2° 48.2° | 4.5 mp/h |
| Friday, Apr 19 | Good 21 AQI US |  | 66.2° 48.2° | 6.7 mp/h |
| Saturday, Apr 20 | Good 19 AQI US | | 68° 46.4° | 6.7 mp/h |
| Sunday, Apr 21 | Good 16 AQI US | | 69.8° 48.2° | 6.7 mp/h |
| Monday, Apr 22 | Good 16 AQI US | | 60.8° 44.6° | 8.9 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
How to best protect from air pollution?
Hayfields Road air quality data attribution
Contributor
Anonymous Contributor
Data source
Data validated and calibrated by IQAirWhere is the cleanest air quality in Portola Valley?
- Experimental Facilities Dept Shops EFD 2
- Georgia Lane 2
- Granada Court 3
- Pomponio Court 3
- Sausal Drive 3
- 4139 Alpine Road 4
- Buck Meadow Drive 5
- Hayfields Road 5
- Los Trancos Road 5
- Pescadero 5
- San Francisquito Creek Road 5
- 14 Arastradero 6
- 3249 Alpine Road 6
- 9 Valley Oak Street 6
- Alhambra Court 6
- LSAC Building 950 6
- Millennium farm 6
- Sandstone Street 6
- Stonegate Road 6
- Vista Verde Way 6
- Alpine Road 7
- 10 Alhambra Court 8
- Ladera - Lucero and Mimosa 8
- Loop Road 8
- Lower Sandstone 10
AQI US, Metric