Chicago Energy Benchmarking Ordinance · reporting year 2023
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 81 (band B) |
| Site EUI | 41.9 kBtu/ft² |
| Source EUI | 117.4 kBtu/ft² |
| GHG emissions | 5,533 tCO₂e |
| GHG intensity | 5.9 kgCO₂e/ft² |
| Electricity | 11,588,682 kWh |
| Water use | 6,059 kgal |
| Gross floor area | 942,732 sq ft |
| Source record | chicago:101739:2023 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2023latest | 81 | +1 | 41.9 kBtu/ft² | 5,533 tCO₂e |
| 2022 | 80 | -4 | 43.6 kBtu/ft² | 5,417 tCO₂e |
| 2021 | 84 | ±0 | 40.5 kBtu/ft² | 5,459 tCO₂e |
| 2020 | 84 | 41.1 kBtu/ft² | 6,042 tCO₂e | |
| 2019 | — | — | — | |
| 2018 | 69 | -17 | 52.7 kBtu/ft² | 8,270 tCO₂e |
| 2017 | 86 | +2 | 55.8 kBtu/ft² | 9,729 tCO₂e |
| 2016 | 84 | ±0 | 58.4 kBtu/ft² | 10,143 tCO₂e |
| 2015 | 84 | +1 | 58.1 kBtu/ft² | 10,996 tCO₂e |
| 2014 | 83 | 61.0 kBtu/ft² | 11,450 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.
Ownership
No owner listed in the disclosure.
Own or manage this building? Claim it to correct the record and get compliance alerts.
Location
- Address
- 1 South Dearborn
- City
- Chicago
- State
- Illinois
- ZIP
- 60603
- Coordinates
- 41.88003, -87.65938
Within ~1 km
Nearby benchmarked buildings
Prison/Incarceration · 4,570,176 sq ft
- Imperial Towersscore 73
Multifamily Housing · 1,126,000 sq ft
- 120 South Riverside Plazascore 95
Office · 787,045 sq ft
- Misericordia Homescore —
Mixed Use Property · 717,710 sq ft
- The Drake, IL-SVscore 38
Hotel · 644,940 sq ft
Multifamily Housing · 594,410 sq ft
See also: most efficient in Chicago · biggest emitters
Frequently asked questions
What is One South Dearborn's energy grade?
One South Dearborn scores 81 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 One South Dearborn use?
Its 2023 site energy-use intensity was 41.9 kBtu/ft² (117.4 kBtu/ft² source) across 942,732 sq ft, including 11,588,682 kWh of electricity.
What are One South Dearborn's carbon emissions?
One South Dearborn reported 5,533 tCO₂e of greenhouse-gas emissions (5.9 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:101739:2023.