BuildingCensus
D

Willis Tower (Rivion LLC)

Office in Chicago, IL · 233 S Wacker Drive · 60606

ENERGY STAR score
32
band D · 2023
Site EUI
103.7
kBtu/ft²
GHG emissions
63,190
tCO₂e
GHG intensity
13.9
kgCO₂e/ft²
Floor area
4,534,594
sq ft
Year built
1973
vintage
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85–10070–8455–691–54
This entry + 6 nearby

Chicago Energy Benchmarking Ordinance · reporting year 2023

Benchmarking record

FieldValue
ENERGY STAR score32 (band D)
Site EUI103.7 kBtu/ft²
Source EUI278.8 kBtu/ft²
GHG emissions63,190 tCO₂e
GHG intensity13.9 kgCO₂e/ft²
Electricity129,000,005 kWh
Natural gas301,709 therms
Water use63,978 kgal
Gross floor area4,534,594 sq ft
Source recordchicago:103606:2023

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2023latest32-27103.7 kBtu/ft²63,190 tCO₂e
202259+875.1 kBtu/ft²41,767 tCO₂e
202151-1677.9 kBtu/ft²47,947 tCO₂e
202067+960.7 kBtu/ft²43,675 tCO₂e
201958-491.0 kBtu/ft²61,258 tCO₂e
201862-575.8 kBtu/ft²54,165 tCO₂e
201767+184.9 kBtu/ft²70,313 tCO₂e
201666+1190.3 kBtu/ft²75,072 tCO₂e
201555+1986.6 kBtu/ft²78,160 tCO₂e
201436110.0 kBtu/ft²99,526 tCO₂e

Compliance context

Chicago Energy Benchmarking Ordinance

Covered buildings that fail to benchmark and report face fines of up to $100 plus $25 per day of violation under the ordinance.

Program details →

Ownership

No owner listed in the disclosure.

Own or manage this building? Claim it to correct the record and get compliance alerts.

Location

Address
233 S Wacker Drive
State
Illinois
ZIP
60606
Coordinates
41.89835, -87.64286

Within ~1 km

Nearby benchmarked buildings

See also: most efficient in Chicago · biggest emitters

Frequently asked questions

What is Willis Tower (Rivion LLC)'s energy grade?

Willis Tower (Rivion LLC) scores 32 out of 100 on ENERGY STAR — band D (Lowest band (1–54)) — in its 2023 Chicago disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.

How much energy does Willis Tower (Rivion LLC) use?

Its 2023 site energy-use intensity was 103.7 kBtu/ft² (278.8 kBtu/ft² source) across 4,534,594 sq ft, including 129,000,005 kWh of electricity and 301,709 therms of natural gas.

What are Willis Tower (Rivion LLC)'s carbon emissions?

Willis Tower (Rivion LLC) reported 63,190 tCO₂e of greenhouse-gas emissions (13.9 kgCO₂e/ft²) for 2023. Covered buildings that fail to benchmark and report face fines of up to $100 plus $25 per day of violation under the ordinance.

Dataset updated . Source: Chicago Energy Benchmarking disclosure, record chicago:103606:2023.