28-40 West 23rd Street - Building 1
Office in New York City, NY · 28 West 23rd Street · 10010
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 46 (band D) |
| Site EUI | 72.4 kBtu/ft² |
| Source EUI | 202.5 kBtu/ft² |
| GHG emissions | 2,206 tCO₂e |
| GHG intensity | 8.3 kgCO₂e/ft² |
| Electricity | 5,612,672 kWh |
| Natural gas | 337 therms |
| Gross floor area | 264,950 sq ft |
| Source record | nyc:12066223:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 46 | -31 | 72.4 kBtu/ft² | 2,206 tCO₂e |
| 2023 | 77 | +1 | 64.2 kBtu/ft² | 1,533 tCO₂e |
| 2022 | 76 | 66.1 kBtu/ft² | 1,330 tCO₂e |
Compliance context
Local Law 84 (LL84)
Under Local Law 97, buildings over 25,000 sq ft face carbon caps with fines of $268 per metric ton of CO₂e over the limit, phasing in from 2024.
Ownership
No owner listed in the disclosure.
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Location
- Address
- 28 West 23rd Street
- City
- New York City
- State
- New York
- ZIP
- 10010
- Coordinates
- 40.74200, -73.99067
Within ~1 km
Nearby benchmarked buildings
- Penn Southscore 95
Multifamily Housing · 3,391,963 sq ft
- ESRT - Empire State Buildingscore 78
Office · 2,852,257 sq ft
- 11 Madison Avenuescore 77
Office · 2,228,574 sq ft
- 51 Madisonscore 79
Office · 1,485,386 sq ft
- One Madison Avenuescore —
Office · 1,339,997 sq ft
- ConEd Irving Placescore 55
Office · 1,255,204 sq ft
See also: most efficient in New York City · biggest emitters
Frequently asked questions
What is 28-40 West 23rd Street - Building 1's energy grade?
28-40 West 23rd Street - Building 1 scores 46 out of 100 on ENERGY STAR — band D (Lowest band (1–54)) — in its 2024 New York City disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does 28-40 West 23rd Street - Building 1 use?
Its 2024 site energy-use intensity was 72.4 kBtu/ft² (202.5 kBtu/ft² source) across 264,950 sq ft, including 5,612,672 kWh of electricity and 337 therms of natural gas.
What are 28-40 West 23rd Street - Building 1's carbon emissions?
28-40 West 23rd Street - Building 1 reported 2,206 tCO₂e of greenhouse-gas emissions (8.3 kgCO₂e/ft²) for 2024. Under Local Law 97, buildings over 25,000 sq ft face carbon caps with fines of $268 per metric ton of CO₂e over the limit, phasing in from 2024.
Dataset updated . Source: Energy and Water Data Disclosure disclosure, record nyc:12066223:2024.