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Air quality near 265 Old Spanish Trail, Portola Valley
Air quality index (AQI) and PM2.5 air pollution near 265 Old Spanish Trail, Portola Valley
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Air Quality Map
Real-time 265 Old Spanish Trail air pollution map
AIR QUALITY DATA CONTRIBUTORS
Find out more about contributors and data sourcesPollen
What is the pollen count in 265 Old Spanish Trail today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather near 265 Old Spanish Trail, Portola Valley?
| Weather | Clear sky |
| Temperature | 48.2°F |
| Humidity | 55% |
| Wind | 0 mp/h |
| Pressure | 30.2 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Mecca, California | 86 |
| 2 | Pahrump, Nevada | 72 |
| 3 | Barstow, California | 59 |
| 4 | Casa Grande, Arizona | 59 |
| 5 | Baker, Nevada | 56 |
| 6 | Medina, Ohio | 56 |
| 7 | Marietta, Ohio | 55 |
| 8 | El Centro, California | 54 |
| 9 | Ashtabula, Ohio | 52 |
| 10 | Marana, Arizona | 50 |
(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 | 4139 Alpine Road | 18 |
| 2 | 14 Arastradero | 17 |
| 3 | Millennium farm | 17 |
| 4 | 3249 Alpine Road | 16 |
| 5 | 9 Valley Oak Street | 16 |
| 6 | Alhambra Court | 16 |
| 7 | LSAC Building 950 | 16 |
| 8 | Ladera - Lucero and Mimosa | 16 |
| 9 | San Francisquito Creek Road | 16 |
| 10 | Alpine Hills | 15 |
(local time)
SEE WORLD AQI RANKING
US AQI
14
live AQI index
Good
Overview
What is the current air quality near 265 Old Spanish Trail, Portola Valley?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 14 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 3.4µg/m³ | |
Health Recommendations
What is the current air quality near 265 Old Spanish Trail, Portola Valley?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
265 Old Spanish Trail, Portola Valley air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Monday, Nov 20 | Good 19 AQI US |  | 60.8° 46.4° |  2.2 mp/h |
| Tuesday, Nov 21 | Good 36 AQI US | | 60.8° 48.2° | 2.2 mp/h |
| Wednesday, Nov 22 | Good 25 AQI US | | 59° 48.2° | 4.5 mp/h |
| Thursday, Nov 23 | Good 13 AQI US |  | 55.4° 44.6° | 4.5 mp/h |
| Friday, Nov 24 | Good 8 AQI US | | 53.6° 39.2° | 4.5 mp/h |
| Saturday, Nov 25 | Good 10 AQI US | | 57.2° 42.8° | 2.2 mp/h |
| Sunday, Nov 26 | Good 13 AQI US | | 57.2° 41° | 2.2 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
265 Old Spanish Trail air quality data attribution
Contributor
Anonymous Contributor
Data source
Data validated and calibrated by IQAirWhere is the cleanest air quality in Portola Valley?
- Alpine Road 6
- Bay Laurel 9
- Lower Sandstone 10
- Ash Lane 11
- Experimental Facilities Dept Shops EFD 11
- Granada Court 11
- Hayfields Road 11
- Georgia Lane 12
- Pescadero 12
- Pomponio Court 12
- Vista Verde Way 12
- 10 Alhambra Court 13
- Sandstone Street 13
- Sausal Drive 13
- Buck Meadow Drive 14
- Loop Road 14
- Los Trancos Road 14
- Alpine Hills 15
- 3249 Alpine Road 16
- 9 Valley Oak Street 16
- Alhambra Court 16
- LSAC Building 950 16
- Ladera - Lucero and Mimosa 16
- San Francisquito Creek Road 16
- 14 Arastradero 17
- Millennium farm 17
- 4139 Alpine Road 18
AQI US, Metric