Author: David McLain

San Bruno: currently MODERATE (68)

San Mateo: currently MODERATE (75)

Redwood City: currently MODERATE (75)

Updated: 10/07/2020 11:00
Source: AirNow.gov

San Bruno: currently MODERATE (70)

San Mateo: currently MODERATE (75)

Redwood City: currently MODERATE (75)

Updated: 10/07/2020 07:00
Source: AirNow.gov

San Bruno: currently GOOD (44)
Source: AirNow.gov

San Mateo: currently GOOD (46)
Source: Purple Air

Redwood City: currently GOOD (42)
Source: Purple Air

Updated: 10/05/2020 15:00

San Bruno: currently GOOD (38)
Source: AirNow.gov

San Mateo: currently GOOD (42)
Source: Purple Air

Redwood City: currently GOOD (29)
Source: Purple Air

Updated: 10/05/2020 11:00

San Bruno: currently GOOD (28)
Source: AirNow.gov

San Mateo: currently GOOD (42)
Source: Purple Air

Redwood City: currently GOOD (42)
Source: Purple Air

Updated: 10/05/2020 07:10

San Bruno: currently UNHEALTHY (162)
Forecast for 10/3: UNHEALTHY FOR SENSITIVE GROUPS (115)

San Mateo: currently UNHEALTHY (158)
Forecast for 10/3: UNHEALTHY FOR SENSITIVE GROUPS (107)

Redwood City: currently UNHEALTHY (158)
Forecast for 10/3: UNHEALTHY FOR SENSITIVE GROUPS (107)

Updated: 10/02/2020 16:00
Source: AirNow.gov

San Bruno: currently UNHEALTHY (161)

San Mateo: currently UNHEALTHY (156)

Redwood City: currently UNHEALTHY (156)

Updated: 10/02/2020 15:00
Source: AirNow.gov

San Bruno: currently UNHEALTHY (158)

San Mateo: currently UNHEALTHY (155)

Redwood City: currently UNHEALTHY (155)

Updated: 10/02/2020 14:00
Source: AirNow.gov

San Bruno: currently UNHEALTHY (156)

San Mateo: currently UNHEALTHY (155)

Redwood City: currently UNHEALTHY (155)

Updated: 10/02/2020 13:00
Source: AirNow.gov

San Bruno: currently UNHEALTHY (154)

San Mateo: currently UNHEALTHY (153)

Redwood City: currently UNHEALTHY (153)

Updated: 10/02/2020 12:00
Source: AirNow.gov