Table 2.

Description by heat-health vulnerability indicator and risk level in the HEAT tool.

Risk # Level	Population	Poverty	Education	Medical Facilities	Sanitation and Basic Services	Transport	Community Centres	Green Spaces
High	Elderly Disabled Crèches OR Unemployed	High crime rate Unemployment Need for RDP houses		Mobile clinic/clinic	Mention of any health threatening issue		Need for one: Youth centre Business centre/Community office park	No green space/empty available
		Informal or indigenous housing data	High drop-out rate	Insufficient supplies	(Sewage blockages or leaks)		Sports facilities/ground Library
		Presence of migrants Classification of informal settlement		High rates of substance abuse			Community hall ORUpgrading any of the above
Medium			One of the following:	Mobile clinic	Provision of basic services but functionality not specified		One of the following:	Grazing/open land
		RDP houses	Early learning centre	Ambulances	Mention of only one service (functional)	Scholar transport	Library Youth centre Business centre/Community office park	Parks to be upgraded or created
			Primary school	Upgrades to clinics	Service to be upgraded or installed		Sports facilities/Ground Community hall
			High school FET * college				Upgrading of any of the above
Low		Private land	Two or more of the following:		Provision of functioning sanitation and services:		One or more: Youth centre Business centre
		Businesses	Early learning centre Primary school	Clinic OR 24-h clinic	Two or more services mentioned	Taxi rank	Community office park	Parks/green spaces
		Shopping centres	High school				Sports facilities/ground library
			FET college				Community hall

* Notes. FET: Further Education and Training. RDP houses: Reconstruction and Development Programme—low-cost house built and provided by the government. ^# Risk levels were denoted by colour as follows: High risk (red), Medium risk (yellow), Low risk (green)