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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 |
Source: tomorrow.io
Weather
What is the current weather near Hayfields Road, Portola Valley?
| Weather | Clear sky |
| Temperature | 48.2°F |
| Humidity | 84% |
| Wind | 4.6 mp/h |
| Pressure | 30.1 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Boerne, Texas | 88 |
| 2 | San Antonio, Texas | 86 |
| 3 | Braddock, Pennsylvania | 62 |
| 4 | Charleston, West Virginia | 59 |
| 5 | Fort Worth, Texas | 59 |
| 6 | New Braunfels, Texas | 58 |
| 7 | Urbana, Illinois | 58 |
| 8 | Casa Grande, Arizona | 57 |
| 9 | Marietta, Ohio | 57 |
| 10 | Champaign, Illinois | 56 |
(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 | 14 |
| 2 | San Francisquito Creek Road | 10 |
| 3 | Ladera - Lucero and Mimosa | 8 |
| 4 | Loop Road | 8 |
| 5 | 3249 Alpine Road | 7 |
| 6 | Ash Lane | 7 |
| 7 | LSAC Building 950 | 7 |
| 8 | 14 Arastradero | 6 |
| 9 | Alpine Hills | 6 |
| 10 | Los Trancos Road | 6 |
(local time)
SEE WORLD AQI RANKING
US AQI
4
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 | 4 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 0.9µg/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 |
|---|---|---|---|---|
| Thursday, Apr 25 | Good 4 AQI US | |||
| Friday, Apr 26 | Good 7 AQI US | |||
| Saturday, Apr 27 | Good 8 AQI US | |||
| Today | Good 4 AQI US |  | 60.8° 46.4° |  13.4 mp/h |
| Monday, Apr 29 | Good 17 AQI US | | 60.8° 42.8° | 11.2 mp/h |
| Tuesday, Apr 30 | Good 21 AQI US | | 60.8° 41° | 8.9 mp/h |
| Wednesday, May 1 | Good 17 AQI US | | 66.2° 42.8° | 11.2 mp/h |
| Thursday, May 2 | Good 13 AQI US | | 69.8° 48.2° | 6.7 mp/h |
| Friday, May 3 | Good 18 AQI US |  | 69.8° 50° | 4.5 mp/h |
| Saturday, May 4 | Good 16 AQI US |  30% | 60.8° 46.4° | 6.7 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
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?
- Bay Laurel 1
- Granada Court 1
- Pomponio Court 2
- Experimental Facilities Dept Shops EFD 3
- Georgia Lane 3
- 4139 Alpine Road 4
- Alpine Road 4
- Hayfields Road 4
- 10 Alhambra Court 5
- 9 Valley Oak Street 5
- Alhambra Court 5
- Buck Meadow Drive 5
- Millennium farm 5
- Pescadero 5
- Sandstone Street 5
- Sausal Drive 5
- Vista Verde Way 5
- 14 Arastradero 6
- Alpine Hills 6
- Los Trancos Road 6
- 3249 Alpine Road 7
- Ash Lane 7
- LSAC Building 950 7
- Ladera - Lucero and Mimosa 8
- Loop Road 8
- San Francisquito Creek Road 10
- Lower Sandstone 14
AQI US, Metric