Optima Signature
Multifamily Housing in Chicago, IL · 220 E Illinois St · 60611
Chicago Energy Benchmarking Ordinance · reporting year 2023
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 52 (band D) |
| Site EUI | 48.0 kBtu/ft² |
| Source EUI | 105.5 kBtu/ft² |
| GHG emissions | 4,605 tCO₂e |
| GHG intensity | 5.3 kgCO₂e/ft² |
| Electricity | 8,039,358 kWh |
| Natural gas | 144,441 therms |
| Gross floor area | 872,200 sq ft |
| Source record | chicago:254536:2023 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2023latest | 52 | -38 | 48.0 kBtu/ft² | 4,605 tCO₂e |
| 2022 | 90 | +4 | 41.7 kBtu/ft² | 3,540 tCO₂e |
| 2021 | 86 | -5 | 41.5 kBtu/ft² | 3,777 tCO₂e |
| 2020 | 91 | -2 | 38.8 kBtu/ft² | 3,753 tCO₂e |
| 2019 | 93 | +4 | 39.2 kBtu/ft² | — |
| 2018 | 89 | 41.5 kBtu/ft² | 4,385 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
- 220 E Illinois St
- City
- Chicago
- State
- Illinois
- ZIP
- 60611
- Coordinates
- 41.81394, -87.60681
Within ~1 km
Nearby benchmarked buildings
- One Superior Place - CO (np52)score 44
Multifamily Housing · 657,140 sq ft
Multifamily Housing · 569,215 sq ft
Multifamily Housing · 472,824 sq ft
Multifamily Housing · 387,210 sq ft
- Kennedy HS - Kinziescore 37
K-12 School · 345,406 sq ft
- Corboy Law Center-ID# 101971score —
College/University · 306,560 sq ft
See also: most efficient in Chicago · biggest emitters
Frequently asked questions
What is Optima Signature's energy grade?
Optima Signature scores 52 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 Optima Signature use?
Its 2023 site energy-use intensity was 48.0 kBtu/ft² (105.5 kBtu/ft² source) across 872,200 sq ft, including 8,039,358 kWh of electricity and 144,441 therms of natural gas.
What are Optima Signature's carbon emissions?
Optima Signature reported 4,605 tCO₂e of greenhouse-gas emissions (5.3 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:254536:2023.