Table 4.

Overview of interviews with selected key informants in Belgium.

Country	Role in NHP	Organisation Name	Organisation Type	Familiarity with NHP	Role within NHP	Heat as a Public Health Priority	Involved in Warning the At-Risk Population	Successfulness in Reaching the Risk Population	Responsibilities Described in NHP	Collaboration between Stakeholders
Belgium	Activators	Public Service Wallonia (PSW)	Regional government	Yes	Input on plan development, providing information to professionals	Medium (health sector), High (social sector)	Indirectly	Yes	Yes	Good (social sector), Poor (health sector)
		Leefmilieu Brussel (LB)	Regional government (environment and health)	Yes	Input on plan development, coordination of regional implementation	High	Indirectly	No	No	Good
		FOD Public health, food safety and environment (FOD)	National government	Yes, but not with content	Commissioned the plan, awareness through media, contact point for professionals, providing advice to professionals	Medium	Yes (all risk groups)	Yes	No	Good
	Intermediaries	Red Cross Brussels (RCB)	NGO	Yes, but not with content	Follow instructions from FOD, providing information to professionals	High	Indirectly	Yes	No	Partial (good collaboration on other issues than heat)
		Municipality of Etterbeek (MoE)	Local government	Yes	Coordination of local heatwave plan, awareness towards risk groups, contact point for general public, providing information to professionals	High	Yes (all risk groups)	Partially	No	Partial (lack of involvement of some stakeholders)
		Municipality of Saintt-Gilles (MoS-G)	Local government	Yes	Coordination of local heatwave plan	Medium	Yes (elderly)	Yes	No	Partial (low awareness of responsibilities of other stakeholders)
	Care organisation	Familiehulp	Homecare	No	Care for own employees	No response	No	Not applicable	No response	Poor (lack of collaboration with other stakeholders)

NHP: National Heatwave Plan.