This dataset contains the geographical location of sirens installed on dams, designed to act as an alert system in the event of a dam or dike breach. The installation points have been determined based on acoustic dispersion models and an analysis of flood-prone areas with resident populations, aiming to optimize coverage and ensure immediate notification to the people living in these areas.

Territorial delimitation of the reference territorial areas used in civil protection planning and management in Catalonia.

Polygons which define the range of sound corresponding to the alarms. In accordance with each type of alarm, the sound radius covered can be 800 or 400 metres away from the siren, or maybe unidirectional, covering a distance of 700 m with a 70º opening.

Location of alarms to warn the population if there is a chemical risk in the case of an accident in premises nearby.

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

Municipalities within a distance of 1 km around each radiological surveillance facility (IVR). Therefore, municipalities are obliged to draw up a municipal action plan for radiological risk.

Thematic coverage of the municipalities of Catalonia in which the obligation or recommendation of the municipality to draw up the Municipal Action Plan (PAM) for chemical risk in the transport of dangerous goods by road and rail is represented, as well as the current status of the plan

Coverage prepared by the General Directorate of Civil Protection in which the municipality's obligation to prepare the Municipal Action Plan (PAM) for the risk of avalanches is represented, as well as the state of validity of the plan.

Municipalities within a distance of 2 km around each radiological surveillance (IVR) facility. Therefore, it is municipalities that are recommended to draft a municipal action plan for radiological risk.

Municipalities that within their territorial scope have facilities attached to the radiological surveillance protocol.