SMMI is part of California Climate Investments, a statewide initiative that puts billions of Cap-and-Invest, formerly known as Cap-and-Trade, dollars to work reducing greenhouse gas emissions, strengthening the economy, and improving public health and the environment — particularly in disadvantaged communities.
Statewide Mobile Monitoring Initiative
Update as of May 26, 2026: The SMMI Monitoring Conclusion Webinar will no longer be held on June 8, 2026. Updated scheduling information will be posted here as soon as it is available.
More about this program
Access approved final CAMP documents
Reporting of pollutants exceeding thresholds
Questions & Answers