This page last reviewed July 01, 2015
The California Air
Resources Board's air quality monitoring program collects accurate
measurements of ambient level pollutants at over 40 sites located
throughout the state. The data generated are
used to define the nature and severity of pollution in California;
determine which areas of California are in attainment
or non-attainment; identify pollution trends in the state; support
agricultural burn forecasting; and develop air models and emission
The program encompasses operation of the sampling and monitoring
network, laboratory analysis
of air samples, and quality assurance activities to ensure the quality
of the data collected and disseminated by
the ARB and the local Air Quality Management and Air Pollution Control
Districts. In addition, technical assistance is provided to local air
quality districts and others active in air pollution programs.
For more detailed information on the specific air quality monitoring
programs, refer to
the pages listed below.
about quality assurance activities conducted by the Air Resources Board
(ARB). The ARB supports and conducts appropriate quality
assurance activities to ensure that data collected is in compliance
with procedures and regulations set forth by the U.S. EPA and can be
considered good quality data and data-for-record.
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For further information
Monitoring and Laboratory Division
The Board is one of six boards, departments, and offices under
the umbrella of the California Environmental Protection Agency.
Cal/EPA | ARB | CalRecycle |DPR | DTSC | OEHHA | SWRCB