
Resources
- Airborne Toxics
- Aircraft & Airports
- Air Pollution
- Air Quality Monitoring
- Clean Cars
- Climate Change
- Construction & Earthmoving Equipment
- Consumer Products
- Enforcement
- Fuels
- Health
- Incentives
- Indoor Air Quality & Exposure
- Industry & Manufacturing
- Lawn, Garden & Landscape Equipment
- Oceangoing Vessels & Harbor Craft
- On-Road Heavy-Duty Vehicles
- VW Diesel Vehicles
- Advanced Clean Cars Program
- Air Quality Improvement Program Guidelines
- Alternative Diesel Fuels
- Alternative Fuels
- California Racing Vehicles
- California State Plan for Compliance with U.S. EPA’s Landfill Emission Guidelines
- Carbon Sequestration: Carbon Capture, Removal, Utilization, and Storage
- Cargo Tank Vapor Recovery
- Children's Health
- Community Health
- Composite Wood Enforcement
- Composite Wood Products Airborne Toxic Control Measure
- Consumer Products Program
- Criteria Air Pollutants
- Diesel Fuel
- Enforcement of Clean Truck Check HD I/M Regulation
- Exposure
- Gasoline
- In-Use Off-Road Diesel-Fueled Fleets Regulation
- Indoor Air
- Landfill Methane Regulation
- Large Spark-Ignition (LSI) Engine Fleet Requirements Regulation
- Low Carbon Fuel Standard
- Low Carbon Transportation Investments and Air Quality Improvement Program
- OBD - On-Board Diagnostic Program
- Oil and Natural Gas Production, Processing, and Storage
- People at Risk
- Protect California Air Act of 2003 - Senate Bill 288
- Refrigerant Management Program
- Semiconductor
- Vapor Recovery
- Volkswagen Environmental Mitigation Trust for California
- Volkswagen Zero-Emission Vehicle (ZEV) Investment Commitment
Data Analysis of Organics and Other Sources (Volatile Chemical Products) in the California South Coast Air Basin
Principal Investigator/Author: John Seinfeld
Contractor: California Institute of Technology
Contract number: 22RD015
Relevant CARB programs: California State Implementation Plans
Topic areas: Air Pollution Exposure, State Implementation Plans (SIPs), Particulate Matter (PM), PM2.5, Emissions Data
Research Summary:
Caltech researchers are investigating air quality in the South Coast Air Basin, focusing on understanding the impact of a special type of chemicals called volatile chemical products. They are using field measurements, lab experiments, and computer models to analyze data collected during a 2021 research campaign. By identifying and studying these chemicals, they aim to grasp their effects on air pollution and contribute to cleaner air in California.
Keywords: PM2.5, secondary organic aerosols, volatile chemical products, air quality, emission sources, state implementation plans, source apportionment, air quality trend
Featured
Diesel truck information
Buying guide for clean and efficient vehicles
Air quality in your neighborhood