California Air Resources Board

The Sacramento Metropolitan Air Quality Management District adopted the Sacramento County PM10 Implementation/Maintenance Plan and Redesignation Request (PM10 Plan). CARB submitted the PM10 Plan to the U.S. Environmental Protection Agency (U.S. EPA) as a revision to the California SIP.

CARB Documents

• Plan Submittal Letter to U.S. EPA (December 7, 2010) 
• Resolution 10-37 (November 18, 2010)
• Notice of Public Hearing (October 20, 2010)
• Staff Report (October 29, 2010)

District Documents (link to district website)

U.S. EPA Documents

• Approval of PM10 Redesignation Request and Maintenance Plan (78 FR 66759, eff. 10/28/2013)