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.

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

It represents the aproximate route of the oil pipelines.

It indicates whether or not the municipality exceeds any of the thresholds established as a criterion to determine whether it is obliged or recommended to draw up the Municipal Action Plan for seismic emergencies. In order to establish the obligation to draw up the action manual for municipal seismic emergencies, there are two criteria: exceeding the intensity threshold in this case greater than or equal to VII, or for exceeding reference damage, in this case case more than 50 uninhabitable buildings or more than 10% of the total uninhabitable buildings in the municipality. Municipalities that appear in white mean that they do not exceed these thresholds.

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 road 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.

Identification of the municipalities through which the ethylene pipeline passes.

Identification of the municipalities through which the pipeline passes.

Points representing the different logistics centers for the natural gas distribution or storage.