World Championship
for Energy Savings
Championship
What is WCES?
Why it matters
How it works
Methodology
Leagues
Explore Leagues
What is a National League
Launch a National League
Champions
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What is a Champion?
Performance categories
Levels of performance
Submission process
Submit Building
Post Office Lille
France – Lille
Temperate
Existing Building
Organisation : La Poste Immobilier
17.4 %
annual energy
savings achieved
Level : Silver
Energy performance
17.4 %
Energy savings
80.9 kWh/m²/year
Absolute performance
3.0 kgCO₂/m²/year
Carbon intensity
Technical context
Floor area
14,663 m²
Number of floors
6
Activity type
Public Buildings & Civic Infrastructures
Year built
1948-1979
Consumption data
Measurement periods
Reference period
Jan 2022 - Dec 2022
Monitoring period
Jan 2023 - Dec 2023
Annual Energy Impact
Reference
1,337,869 kWh/year
Energy Savings
233,439 kWh
Avoided Emissions
44.10 tCO₂/year
