The LCSQA, or Laboratoire Central de Surveillance de la Qualité de l’Air, is a distinguished scientific organization founded in 1991, recognized as a national reference laboratory in France and Europe. Its primary focus is to provide strategic, scientific, and technical support for monitoring the quality of ambient air, working closely with the Ministry of Environment and various environmental monitoring associations.

LCSQA specializes in the reliability of air quality measurements, in accordance with European directives. Their extensive services include the modeling, mapping, and processing of air quality data, ensuring accurate monitoring and effective environmental assessment. They play a crucial role in data collection, diffusion, and maintaining a national traceability framework for measurement devices. Additionally, LCSQA is involved in developing methodologies and guiding the surveillance of pollutants like PM10 and PM2.5.

With a commitment to enhancing the quality of air, LCSQA serves as a vital resource for governmental agencies and the scientific community, ensuring environmental compliance and public health safety.