Identification of the municipalities through which the ethylene pipeline passes.

It represents the time of avenue or arrival of the floods from sectorizations of the fluvial courses.

Points where flooding frequently affects.

Municipalities that within their territory have a nuclear installation, different from a nuclear power plant. Municipalities with large ports or airports with a significant flow of radioactive goods are also included.

Identification of the municipalities through which the pipeline passes.

Thematic coverage of the municipalities of Catalonia in which the municipality's obligation to draw up the Municipal Action Plan (PAM) for the risk of accidental pollution of marine waters is represented, as well as the plan's current status.

This represents the alert coverage of sirens installed on dams. Some approximations have been made by generating buffers with a predefined coverage radius based on the technical specifications of the sirens, while others have employed acoustic propagation models that incorporate factors such as attenuation, sound dispersion, and the influence of topography.

Coverage of the railway network affected by the transport of dangerous goods, representing the level of danger of each section in relation to the transport of dangerous goods. The danger level takes into account, apart from the flow of dangerous goods, the type of substances transported. The average data on the transport of dangerous goods from the last four years has been used with the aim of obtaining more stable data over time and minimizing the current variations derived from the socioeconomic context of each specific year.

Area of ​​3 kilometers radius of the school centres for the calculation of the scholarships of the municipality of Granollers.