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View a list of facilities required under the Air District’s Facility Risk Reduction Program to undergo facility-wide health risk assessments, or HRAs, and, if found to be above a specified risk action level, to implement risk reduction measures on significant sources of health risk.

The Air District has issued 18 Notices of Violation to MRC for violations of air quality regulations and/or permit conditions for the February 1 fire. This is an ongoing investigation, and more violations may be issued.

A Smoke Advisory is in effect for Sunday July 1 in the Bay Area due to the Yolo County wildfire. See our wildfire safety tips.

Learn about the Air District's development process for Regulation 13, Rule 1, which would address significant leaks and releases of methane in the Bay Area.

The Winter Spare the Air season begins Sunday, November 1. During a Winter Spare the Air Alert, it is illegal to burn wood, manufactured firelogs or any other solid fuel, both indoors and outdoors. The season lasts until February 29, 2016.

The Air District is announcing the start of the Winter Spare the Air season, Wednesday, November 1. The Air District calls Winter Spare the Air Alerts when air quality is forecast to be unhealthy due to fine particulate pollution, primarily from wood smoke. When an alert is in effect during the Winter Spare the Air season, from November 1 through February 28, it is illegal to burn wood, manufactured fire logs, or any other solid fuel both indoors and outdoors in the Bay Area for a full 24-hours.

The Air District is announcing the start of the Winter Spare the Air season, Thursday, November 1.

The Air District is announcing the start of the Spare the Air summer smog season, Wednesday, May 1.