Hot Water Consumption per Occupant

Consumption of hot water per person or occupant

The table below can be used as an indication of hot water consumption per occupant or person in common types of buildings:

Type of building Consumption per occupant Peak demand per occupant Storage per occupant
liter/day gal/day liter/hr gal/hr liter gal
Factories (no process) 22 - 45 5 - 10 9 2 5 1
Hospitals, general 160 35 30 7 27 6
Hospitals, mental 110 25 22 5 27 6
Hostels 90 20 45 10 30 7
Hotels 90 - 160 20 - 35 45 10 30 7
Houses and flats 90 - 160 20 - 35 45 10 30 7
Offices 22 5 9 2 5 1
Schools, boarding 115 25 20 4 25 5
Schools, day 15 3 9 2 5 1

Related Topics

  • Water Systems - Hot and cold water systems - design properties, capacities, sizing and more

Related Documents

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