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  4. San Mateo County

San Mateo County

California

2024-05-15 01:00
CAQI (Europe)
Very Low
Pollutants|Pollens
O3
μg/m³
58.1
NO2
μg/m³
8.3
PM2.5
μg/m³
2
CO
μg/m³
462.5
SO2
μg/m³
0.3
Weather
  • ℃
  • ℉
16℃
76%
13 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • Pollen
  • O3
  • NO2
  • PM2.5
  • CO
  • SO2
Places included
Atherton
AQI 25
Belmont
AQI 25
Brisbane
AQI 23
Broadmoor
AQI 23
Burlingame
AQI 25
Colma
AQI 23
Daly City
AQI 23
East Palo Alto
AQI 25
El Granada
AQI 25
Emerald Hills
AQI 25
Foster City
AQI 25
Half Moon Bay
AQI 25
Highlands-Baywood Park
AQI 25
Hillsborough
AQI 25
La Honda
AQI 25
Menlo Park
AQI 25
Millbrae
AQI 23
Montara
AQI 23
Moss Beach
AQI 25
North Fair Oaks
AQI 25
Pacifica
AQI 23
Pescadero
AQI 25
Portola Valley
AQI 25
Redwood City
AQI 25
San Bruno
AQI 23
San Carlos
AQI 25
San Mateo
AQI 25
South San Francisco
AQI 23
West Menlo Park
AQI 25
Woodside
AQI 25
Data Sources
http://www.airnow.gov/

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Cities Nearby

Half Moon Bay
AQI 25
El Granada
AQI 25
Highlands-Baywood Park
AQI 25
Emerald Hills
AQI 25
Woodside
AQI 25
Moss Beach
AQI 25
Belmont
AQI 25
San Carlos
AQI 25
Redwood City
AQI 25
Portola Valley
AQI 25
Hillsborough
AQI 25