Milieubarometer EN

CO₂‑footprint

Period: 2025

WZH Waterhof - 2025
				CO₂ emission factor		CO₂ equivalent
Scope 1
Fuels & heat	Natural gas for heating	149.480	m³	2,13	kg CO₂ / m³	319	tonne CO₂
Business traffic	Passenger car (in litres) gasoline	90,2	litre	2,80	kg CO₂ / litre	0,252	tonne CO₂
Business traffic	Passenger car (in litres) diesel	51,1	litre	3,25	kg CO₂ / litre	0,166	tonne CO₂
Business traffic	Delivery van (in litres) diesel	11,4	litre	3,25	kg CO₂ / litre	0,0370	tonne CO₂
				Subtotal		319	tonne CO₂
Scope 2 Marketbased
Electricity	Purchased electricity	827.795	kWh	0,497	kg CO₂ / kWh	411	tonne CO₂
				Subtotal		411	tonne CO₂
Scope 3
1. Purchases	Drinking-water	8.041	m³	0,298	kg CO₂ / m³	2,40	tonne CO₂
5. Waste from Operations	Batteries	42,0	kg	0,038	kg CO₂ / kg	0,00160	tonne CO₂
5. Waste from Operations	Fluorescent tubes / high pressure lamps	68,0	kg	0,038	kg CO₂ / kg	0,00258	tonne CO₂
5. Waste from Operations	Glass	12.480	litre mixed glass	0,0078	kg CO₂ / litre mixed glass	0,0973	tonne CO₂
5. Waste from Operations	Matresses	6,00	matrasses	0,816	kg CO₂ / matrasses	0,00490	tonne CO₂
5. Waste from Operations	Paper - confidential	5.760	litre	0,0021	kg CO₂ / litre	0,0121	tonne CO₂
5. Waste from Operations	Paper and cardboard	52,0	m³ (80 kg/m³)	0,56	kg CO₂ / m³ (80 kg/m³)	0,0291	tonne CO₂
5. Waste from Operations	Residual waste	63.420	kg	0,038	kg CO₂ / kg	2,41	tonne CO₂
5. Waste from Operations	Small hazardous waste	127	kg	0,038	kg CO₂ / kg	0,00483	tonne CO₂
5. Waste from Operations	Specific hospital waste	185	kg	0,038	kg CO₂ / kg	0,00703	tonne CO₂
5. Waste from Operations	Used frying fat	900	litre	0,0063	kg CO₂ / litre	0,00567	tonne CO₂
5. Waste from Operations	Wastewater	8.041	m³ (0,015 VE/m³)	0,400	kg CO₂ / m³ (0,015 VE/m³)	3,21	tonne CO₂
7. Employee Commuting	Bicycle and walking	186.696	km	0	kg CO₂ / km	0	tonne CO₂
7. Employee Commuting	Diesel passenger car (km)	512	km	0,18	kg CO₂ / km	0,0921	tonne CO₂
7. Employee Commuting	Electric passenger car (km)	4.093	km	0,062	kg CO₂ / km	0,254	tonne CO₂
7. Employee Commuting	Gasoline passenger car (km)	246.542	km	0,195	kg CO₂ / km	48,1	tonne CO₂
7. Employee Commuting	Moped and scooter (gasoline)	5.626	km	0,076	kg CO₂ / km	0,428	tonne CO₂
7. Employee Commuting	Moped, scooter or speedpedelec (electrical)	5.626	km	0,013	kg CO₂ / km	0,0731	tonne CO₂
7. Employee Commuting	Motorcycle	512	km	0,147	kg CO₂ / km	0,0752	tonne CO₂
7. Employee Commuting	PHEV (Plug-in hybrid) (km)	8.695	km	0,183	kg CO₂ / km	1,59	tonne CO₂
7. Employee Commuting	Public transport	69.051	passenger km	0,014	kg CO₂ / passenger km	0,967	tonne CO₂
				Subtotal		59,7	tonne CO₂
				CO₂ Emissions		791	tonne CO₂