BuildingCensus
B

123 N Wacker

Office in Chicago, IL · 60606

ENERGY STAR score
73
band B · 2023
Site EUI
43.5
kBtu/ft²
GHG emissions
3,388
tCO₂e
GHG intensity
6.1
kgCO₂e/ft²
Floor area
555,996
sq ft
Year built
1986
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 score73 (band B)
Site EUI43.5 kBtu/ft²
Source EUI121.9 kBtu/ft²
GHG emissions3,388 tCO₂e
GHG intensity6.1 kgCO₂e/ft²
Electricity7,095,852 kWh
Water use3 kgal
Gross floor area555,996 sq ft
Source recordchicago:101871:2023

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2023latest73+743.5 kBtu/ft²3,388 tCO₂e
202266-149.4 kBtu/ft²3,615 tCO₂e
202167-1048.2 kBtu/ft²3,826 tCO₂e
202077+640.4 kBtu/ft²3,708 tCO₂e
201971+1745.2 kBtu/ft²
201854-3150.7 kBtu/ft²4,963 tCO₂e
201785+246.7 kBtu/ft²5,079 tCO₂e
201683-156.1 kBtu/ft²6,083 tCO₂e
201584+754.5 kBtu/ft²6,437 tCO₂e
20147763.0 kBtu/ft²7,482 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
123 N Wacker
State
Illinois
ZIP
60606
Coordinates
41.88779, -87.62128

Within ~1 km

Nearby benchmarked buildings

See also: most efficient in Chicago · biggest emitters

Frequently asked questions

What is 123 N Wacker's energy grade?

123 N Wacker scores 73 out of 100 on ENERGY STAR — band B (Above median (70–84)) — in its 2023 Chicago disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.

How much energy does 123 N Wacker use?

Its 2023 site energy-use intensity was 43.5 kBtu/ft² (121.9 kBtu/ft² source) across 555,996 sq ft, including 7,095,852 kWh of electricity.

What are 123 N Wacker's carbon emissions?

123 N Wacker reported 3,388 tCO₂e of greenhouse-gas emissions (6.1 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:101871:2023.