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Air quality near 42 Castanea Ridge Road, San Mateo
Air quality index (AQI) and PM2.5 air pollution near 42 Castanea Ridge Road, San Mateo
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Air Quality Map
Real-time 42 Castanea Ridge Road air pollution map
AIR QUALITY DATA CONTRIBUTORS
Find out more about contributors and data sourcesPollen
What is the pollen count in 42 Castanea Ridge Road today?
 | Index | Moderate | |
 | Tree pollen | Moderate | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather near 42 Castanea Ridge Road, San Mateo?
| Weather | Broken clouds |
| Temperature | 50°F |
| Humidity | 78% |
| Wind | 3.4 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | North Hollywood, California | 77 |
| 2 | Marana, Arizona | 76 |
| 3 | Maricopa, Arizona | 76 |
| 4 | Van Nuys, California | 72 |
| 5 | Wilmington, Delaware | 71 |
| 6 | Mecca, California | 70 |
| 7 | Camden, New Jersey | 69 |
| 8 | Boerne, Texas | 68 |
| 9 | Corpus Christi, Texas | 66 |
| 10 | Philadelphia, Pennsylvania | 66 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live aqi station ranking
Real-time San Mateo air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Shelden Road | 42 |
| 2 | Church Avenue | 33 |
| 3 | Play Bowl Drive | 23 |
| 4 | Station Park Cir. San Mateo CA | 18 |
| 5 | 100 Canada Vista | 17 |
| 6 | Meowchi Heaven - Park Place - San Mateo | 17 |
| 7 | 37th Avenue | 15 |
| 8 | 39th Ave | 15 |
| 9 | North Central-3rd Ave and S Grant St | 15 |
| 10 | Parrott Drive | 15 |
(local time)
SEE WORLD AQI RANKING
US AQI
7
live AQI index
Good
Overview
What is the current air quality near 42 Castanea Ridge Road, San Mateo?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 7 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 1.7µg/m³ | |
Health Recommendations
What is the current air quality near 42 Castanea Ridge Road, San Mateo?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
42 Castanea Ridge Road, San Mateo air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Monday, Jan 15 | Good 10 AQI US |  100% | 51.8° 41° |  4.5 mp/h |
| Tuesday, Jan 16 | Good 15 AQI US | 100% | 51.8° 41° | 4.5 mp/h |
| Wednesday, Jan 17 | Good 24 AQI US | | 55.4° 41° | 2.2 mp/h |
| Thursday, Jan 18 | Good 19 AQI US | 100% | 50° 44.6° | 6.7 mp/h |
| Friday, Jan 19 | Good 10 AQI US | 100% | 48.2° 42.8° | 6.7 mp/h |
| Saturday, Jan 20 | Good 5 AQI US | 100% | 46.4° 42.8° | 8.9 mp/h |
| Sunday, Jan 21 | Good 5 AQI US | 100% | 50° 44.6° | 6.7 mp/h |
| Monday, Jan 22 | Good 4 AQI US | 40% | 53.6° 44.6° | 2.2 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
42 Castanea Ridge Road air quality data attribution
Contributor
Anonymous Contributor
Data source
Data validated and calibrated by IQAirWhere is the cleanest air quality in San Mateo?
- 31st Ave 1
- East Poplar Avenue 1
- Noe Avenue 1
- Central San Mateo 2
- Queens Lane / Lakewood Circle 2
- Pescadero Hills 3
- Occidental Avenue 4
- San Mateo Park 4
- Avila Road 5
- Belford Way 5
- Iowa Drive 5
- Sugarloaf 6
- 113 West 40th Avenue 7
- 13th Avenue 7
- Highland Avenue 7
- South Grant Street 7
- South Ranch Road 7
- Edison Street 8
- Pescadero 8
- Pinewood Court 8
- San Mateo Police Department 8
- Yale Drive 8
- Baywood - Aragon 9
- CuriOdyssey at Coyote Point 9
- Mountain View Place 9
- Portola Drive 9
- 12th Avenue San Mateo CA 94402 10
- Arroyo Ct 10
- Edinburgh Street 10
- Live Oak Drive 10
- Mid Hillsdale Blvd 10
- North Claremont St 10
- Stratford Way 10
- West Capistrano Way 10
- 621 Hillcrest Way 11
- Beresford Park 11
- Cornell 11
- Durand Drive 11
- Hayward Park on El Camino 11
- Louise outside 11
- Monterey Trailhead 11
- Park Lane 11
- Parkside Area 11
- Sylvan Avenue 11
- West Ranch Road 11
- 10th Ave and Palm 12
- 7405 Alpine Road 12
- 7th Avenue 12
- BV.SM Upper 12
- Leafwood Court 12
- North Quebec Street 12
- Portola Hts - 5 Points 12
- Saint Matthew's Avenue 12
- Sunset Terrace 12
- Marshall Avenue 13
- Mid East Santa Inez Avenue 13
- 238 41st Avenue 14
- 37th Avenue 15
- 39th Ave 15
- North Central-3rd Ave and S Grant St 15
- Parrott Drive 15
- 100 Canada Vista 17
- Meowchi Heaven - Park Place - San Mateo 17
- Station Park Cir. San Mateo CA 18
- Play Bowl Drive 23
- Church Avenue 33
- Shelden Road 42
AQI US, Metric