ARPA Sicilia, the Regional Agency for Environmental Protection of Sicily, is a public institution serving the Sicilian region through environmental monitoring, assessment and technical activities. Its work covers air, water, soil, waste, marine environments, biodiversity and physical agents, helping provide information on environmental conditions and support for public administration and communities.

The agency operates monitoring and laboratory services and carries out controls and studies across the region. Its activities include air-quality reporting and forecasts, water monitoring, marine strategy surveys, biodiversity observation, and tracking of pollen and fungal spores through regional stations. ARPA Sicilia also investigates environmental events, monitors alien marine species, and publishes research and reports, including analyses of environmental data and its links with health.

The agency makes information available through environmental bulletins, news, reports and online resources. Its website also provides public notices, procurement and supplier information, administrative transparency materials, and contact services. Based in Palermo, ARPA Sicilia contributes to understanding and protecting the region’s environment through measurement, analysis and the publication of accessible data.