CA AB2550

Requires the State Air Resources Board to take specific actions if the San Joaquin Valley Air Pollution Control District fails to achieve EPA attainment determination by the applicable deadline for any national ambient air quality standard.

Mandates coordination with the district, community-based organizations, and under-resourced communities to identify gaps in attainment plans, rules, regulations, programs, and enforcement practices.

Requires the state board to provide additional monitoring and enforcement capacity for stationary sources, including independent inspections of the district's largest pollution sources.

Mandates at least one public hearing in the district on the attainment plan with public comment on the state board's review, identified gaps, stationary source data, and public health impacts.

Requires the state board to post a report on its website summarizing the proposed program or regulations needed for attainment and responding to all public comments, then develop and implement those measures.