DEPM 1246 - 130 William Street
Multifamily Housing in New York City, NY · 128 William Street · 10038
At a glance
DEPM 1246 - 130 William Street is a 487,444-square-foot multifamily housing building at 128 William Street in New York City, New York, built in 2017. In its 2024 New York City benchmarking disclosure it reported a site energy-use intensity of 59.0 kBtu/ft² and 2,403 tCO₂e of greenhouse-gas emissions.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 59.0 kBtu/ft² |
| Source EUI | 112.7 kBtu/ft² |
| GHG emissions | 2,403 tCO₂e |
| GHG intensity | 4.9 kgCO₂e/ft² |
| Electricity | 4,143,931 kWh |
| Natural gas | 145,980 therms |
| Water use | 10,311 kgal |
| Gross floor area | 487,444 sq ft |
| Source record | nyc:20662114:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 59.0 kBtu/ft² | 2,403 tCO₂e | |
| 2023 | 44 | -15 | 51.8 kBtu/ft² | 2,114 tCO₂e |
| 2022 | 59 | 48.4 kBtu/ft² | 1,671 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 owning organisation shown. Names of private individuals in the disclosure are not published here.
Own or manage this building? Claim it to correct the record and get compliance alerts.
Location
- Address
- 128 William Street
- City
- New York City
- State
- New York
- ZIP
- 10038
- Coordinates
- 40.70920, -74.00678
Within ~1 km
Nearby benchmarked buildings
- 55 Waterscore 78
Office · 3,486,407 sq ft
Office · 2,542,563 sq ft
- One Liberty Plaza (149 BROADWAY)score 75
Office · 2,346,193 sq ft
- 28 Libertyscore 59
Financial Office · 2,200,000 sq ft
- 200 West Streetscore 83
Financial Office · 2,030,382 sq ft
- 120 Broadway Holdings, LLCscore 78
Office · 1,910,503 sq ft
See also: most efficient in New York City · biggest emitters
How does DEPM 1246 - 130 William Street compare with other multifamily housing buildings in New York City?
The latest disclosures cover 33,022 multifamily housing buildings in New York City, out of 48,310 buildings citywide. Its site EUI of 59.0 kBtu/ft² is about 21% below the average of 74.9 kBtu/ft² — it uses less energy per square foot than the typical building in that group. Its emissions intensity of 4.9 kgCO₂e/ft² is roughly in line with the group average of 5.2 kgCO₂e/ft².
At 487,444 sq ft, it is about 383% above the average floor area of 100,951 sq ft for those buildings. It was built in 2017, 65 years later than the group's average year built (1952). Across all 24 jurisdictions BuildingCensus covers, the 59,945 multifamily housing buildings average an ENERGY STAR score of 70 and a site EUI of 59.0 kBtu/ft².
How has DEPM 1246 - 130 William Street's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for DEPM 1246 - 130 William Street, covering report years 2022–2024. Its ENERGY STAR score went from 59 in 2022 to 44 in 2023 (-15 points); its best year on file was 2022, at 59. Site EUI moved from 48.4 kBtu/ft² (2022) to 59.0 kBtu/ft² (2024), an 22% increase. Reported emissions went from 1,671 tCO₂e to 2,403 tCO₂e over the same span (up 44%).
What does a site EUI of 59.0 kBtu/ft² mean?
Site energy-use intensity (EUI) is the energy a building uses on site in a year divided by its floor area, in thousand Btu per square foot — lower is more efficient. DEPM 1246 - 130 William Street's 59.0 kBtu/ft² across 487,444 sq ft works out to about 28.8 billion Btu (8,428 MWh-equivalent) in 2024. Its source EUI of 112.7 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 4,143,931 kWh of electricity, 145,980 therms of natural gas and 10,311 thousand gallons of water for the year.
Which law requires DEPM 1246 - 130 William Street to report its energy use?
DEPM 1246 - 130 William Street reports under Local Law 84 (LL84), the legal basis of New York City's Energy and Water Data Disclosure program, which publishes each covered building's annual benchmarking results. The record shown here is the report-year 2024 disclosure (source record nyc:20662114:2024). 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.
More multifamily housing buildings in New York City
- 300 Ashland Place· 487,115 sq ft · score 33 (D)
- 94-15 Sutphin Blvd· 486,306 sq ft · score 100 (A)
- (4160) - Continental Towers Condominium (301 East 79th Street)· 485,961 sq ft · score 51 (D)
- Rockefeller University Residential - 504 E. 63rd Street· 485,500 sq ft
- BERRY· 485,160 sq ft · score 48 (D)
- Clinton Towers - 790 11th Ave.· 485,052 sq ft · score 7 (D)
- Multifamily Housing buildings in New York City· 33,022 benchmarked
- All New York City benchmarked buildings· Local Law 84 (LL84)
- Most efficient large buildings in New York City
- Least efficient large buildings in New York City
- Biggest emitters in New York City
Frequently asked questions
What is DEPM 1246 - 130 William Street's energy grade?
DEPM 1246 - 130 William Street did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 59.0 kBtu/ft².
How much energy does DEPM 1246 - 130 William Street use?
Its 2024 site energy-use intensity was 59.0 kBtu/ft² (112.7 kBtu/ft² source) across 487,444 sq ft, including 4,143,931 kWh of electricity and 145,980 therms of natural gas.
What are DEPM 1246 - 130 William Street's carbon emissions?
DEPM 1246 - 130 William Street reported 2,403 tCO₂e of greenhouse-gas emissions (4.9 kgCO₂e/ft²) for 2024.
Where is DEPM 1246 - 130 William Street?
DEPM 1246 - 130 William Street is at 128 William Street, in New York City, New York 10038. Its coordinates are 40.70920, -74.00678 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is DEPM 1246 - 130 William Street and when was it built?
DEPM 1246 - 130 William Street has 487,444 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 2017 as its year built. It is classed as multifamily housing.
Is DEPM 1246 - 130 William Street covered by Local Law 84 (LL84)?
Yes — it appears in the 2024 Energy and Water Data Disclosure disclosure, which lists the buildings reporting under Local Law 84 (LL84).
Working with New York City building benchmarking records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
About this data
Source: Energy and Water Data Disclosure (Local Law 84 (LL84)), as published October 2, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: BuildingCensus, “DEPM 1246 - 130 William Street, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/depm-1246-130-william-street-1c08cb8a (data as of October 2, 2026).