NYU Langone Ambulatory Care Bay Ridge
Ambulatory Surgical Center in New York City, NY · 6740 4th Ave · 11220
At a glance
NYU Langone Ambulatory Care Bay Ridge is a 58,381-square-foot ambulatory surgical center at 6740 4th Ave in New York City, New York, built in 1920. In its 2024 New York City benchmarking disclosure it reported a site energy-use intensity of 146.0 kBtu/ft² and 780 tCO₂e of greenhouse-gas emissions.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 146.0 kBtu/ft² |
| Source EUI | 311.6 kBtu/ft² |
| GHG emissions | 780 tCO₂e |
| GHG intensity | 13.4 kgCO₂e/ft² |
| Electricity | 1,548,762 kWh |
| Natural gas | 32,364 therms |
| Water use | 590 kgal |
| Gross floor area | 58,381 sq ft |
| Source record | nyc:8549259:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 146.0 kBtu/ft² | 780 tCO₂e | |
| 2023 | — | 140.1 kBtu/ft² | 689 tCO₂e | |
| 2022 | — | 160.2 kBtu/ft² | 580 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.
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Location
- Address
- 6740 4th Ave
- City
- New York City
- State
- New York
- ZIP
- 11220
- Coordinates
- 40.63594, -74.02299
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does NYU Langone Ambulatory Care Bay Ridge compare with other ambulatory surgical center buildings in New York City?
The latest disclosures cover 16 ambulatory surgical center buildings in New York City, out of 48,310 buildings citywide. Its site EUI of 146.0 kBtu/ft² is about 18% above the average of 123.8 kBtu/ft² — it uses more energy per square foot than the typical building in that group. Its emissions intensity of 13.4 kgCO₂e/ft² is about 18% above the group average of 11.3 kgCO₂e/ft².
At 58,381 sq ft, it is about 70% below the average floor area of 194,611 sq ft for those buildings. It was built in 1920, 47 years earlier than the group's average year built (1967).
How has NYU Langone Ambulatory Care Bay Ridge's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for NYU Langone Ambulatory Care Bay Ridge, covering report years 2022–2024. Site EUI moved from 160.2 kBtu/ft² (2022) to 146.0 kBtu/ft² (2024), a 9% decrease. Reported emissions went from 580 tCO₂e to 780 tCO₂e over the same span (up 34%).
What does a site EUI of 146.0 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. NYU Langone Ambulatory Care Bay Ridge's 146.0 kBtu/ft² across 58,381 sq ft works out to about 8.5 billion Btu (2,498 MWh-equivalent) in 2024. Its source EUI of 311.6 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 1,548,762 kWh of electricity, 32,364 therms of natural gas and 590 thousand gallons of water for the year.
Which law requires NYU Langone Ambulatory Care Bay Ridge to report its energy use?
NYU Langone Ambulatory Care Bay Ridge 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:8549259:2024). 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 ambulatory surgical center buildings in New York City
- MSHS. MSBI Medical Practice Brooklyn· 54,218 sq ft · EUI 73.1 kBtu/ft²
- 90-01 Beach Channel Drive· 35,977 sq ft · EUI 6.3 kBtu/ft²
- Bishop Orris G. Walker, Jr. Health Care Center· 30,105 sq ft · EUI 122.2 kBtu/ft²
- 620 Foster Avenue· 29,712 sq ft · EUI 71.3 kBtu/ft²
- 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 NYU Langone Ambulatory Care Bay Ridge's energy grade?
NYU Langone Ambulatory Care Bay Ridge did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 146.0 kBtu/ft².
How much energy does NYU Langone Ambulatory Care Bay Ridge use?
Its 2024 site energy-use intensity was 146.0 kBtu/ft² (311.6 kBtu/ft² source) across 58,381 sq ft, including 1,548,762 kWh of electricity and 32,364 therms of natural gas.
What are NYU Langone Ambulatory Care Bay Ridge's carbon emissions?
NYU Langone Ambulatory Care Bay Ridge reported 780 tCO₂e of greenhouse-gas emissions (13.4 kgCO₂e/ft²) for 2024.
Where is NYU Langone Ambulatory Care Bay Ridge?
NYU Langone Ambulatory Care Bay Ridge is at 6740 4th Ave, in New York City, New York 11220. Its coordinates are 40.63594, -74.02299 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is NYU Langone Ambulatory Care Bay Ridge and when was it built?
NYU Langone Ambulatory Care Bay Ridge has 58,381 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1920 as its year built. It is classed as ambulatory surgical center.
Is NYU Langone Ambulatory Care Bay Ridge 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).
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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, “NYU Langone Ambulatory Care Bay Ridge, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/nyu-langone-ambulatory-care-bay-ridge-38b211d8 (data as of October 2, 2026).