Spare the Air

Welcome

SpareTheAir.org has a new look. Same great tools and resources to help the Bay Air improve air quality.

A Cleaner, Healthier Bay Area

Most air pollutants are human-caused and avoidable. What we do on an everyday basis has a big impact on keeping the Bay Area healthy.

A Cleaner, Healthier Bay Area

Most air pollutants are human-caused and avoidable. What we do on an everyday basis has a big impact on keeping the Bay Area healthy.

Easy, Breezy, Summer Tips

From April to October, vehicle exhaust and hot temperatures combine to form ozone, or "smog", which causes the most serious air quality problems.

Easy, Breezy, Summer Tips

From April to October, vehicle exhaust and hot temperatures combine to form ozone, or "smog", which causes the most serious air quality problems.

Get Alerts On-the-Go

Never miss a Spare the Air Alert. Sign up and customize your alerts to get them by phone, text, or email.

Get Alerts On-the-Go

Never miss a Spare the Air Alert. Sign up and customize your alerts to get them by phone, text, or email.

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San Francisco Bay Area
Air Quality Status

Sunday, 8/25

No Alert

5-Day Air Quality Forecast

Sat

Sun

Mon

Tue

Wed

Northern Zone

57

55

M

G

G

Coast and Central Bay

57

61

M

M

M

Eastern Zone

67

93

M

M

M

South Central Bay

50

53

M

M

G

Santa Clara Valley

58

84

M

M

M

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