Spare The Air Day

In a Bay Area first, new home construction in most of the region will be banned from having these heating devices installed as the result of a rule adopted unanimously by the Bay Area Air Quality Management District on Oct. 21.
Oct 23, 2015   San Jose Mercury News
Call it the law of unintended consequences. Alerts of "bad air days" that ask motorists in the Wasatch Front to reduce driving had the opposite effect, prompting some residents to drive away from lowlands to the mountains where air may be healthier.
Sep 12, 2013   The Salt Lake Tribune
A promotion by Shell Oil and Lucky supermarkets conflicted with a regional alert to reduce driving due to an ozone alert. Motorists lined up in the morning for free gasoline at a San Francisco Shell station during a 'Spare The Air' Day on Sept. 28.
Sep 30, 2011   The San Francisco Examiner