OCME_294_Manhattan Chief Medical Examiner
Office in New York City, NY · 520 1st Ave · 10016
At a glance
OCME_294_Manhattan Chief Medical Examiner is a 90,456-square-foot office building at 520 1st Ave in New York City, New York, built in 1958. In its 2024 New York City benchmarking disclosure it reported an ENERGY STAR score of 3 out of 100 (grade D), a site energy-use intensity of 212.4 kBtu/ft² and 1,765 tCO₂e of greenhouse-gas emissions. That score is higher than 1% of the 2,519 scored office buildings in New York City.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 3 (band D) |
| Site EUI | 212.4 kBtu/ft² |
| Source EUI | 433.0 kBtu/ft² |
| GHG emissions | 1,765 tCO₂e |
| GHG intensity | 19.5 kgCO₂e/ft² |
| Electricity | 2,946,852 kWh |
| Water use | 555 kgal |
| Gross floor area | 90,456 sq ft |
| Source record | nyc:21355167:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 3 | +2 | 212.4 kBtu/ft² | 1,765 tCO₂e |
| 2023 | 1 | -1 | 262.1 kBtu/ft² | 2,027 tCO₂e |
| 2022 | 2 | 247.1 kBtu/ft² | 1,650 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
- 520 1st Ave
- City
- New York City
- State
- New York
- ZIP
- 10016
- Coordinates
- 40.74145, -73.97520
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does OCME_294_Manhattan Chief Medical Examiner compare with other office buildings in New York City?
The latest disclosures cover 3,384 office buildings in New York City, out of 48,310 buildings citywide. OCME_294_Manhattan Chief Medical Examiner's ENERGY STAR score of 3 compares with an average of 72 across the 2,519 that report a score; it scores higher than 1% of them and lower than 98%. Its site EUI of 212.4 kBtu/ft² is about 229% above the average of 64.5 kBtu/ft² — it uses more energy per square foot than the typical building in that group. Its emissions intensity of 19.5 kgCO₂e/ft² is about 236% above the group average of 5.8 kgCO₂e/ft².
At 90,456 sq ft, it is about 56% below the average floor area of 205,440 sq ft for those buildings. It was built in 1958, 18 years later than the group's average year built (1940). Across all 24 jurisdictions BuildingCensus covers, the 15,264 office buildings average an ENERGY STAR score of 73 and a site EUI of 59.3 kBtu/ft².
How has OCME_294_Manhattan Chief Medical Examiner's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for OCME_294_Manhattan Chief Medical Examiner, covering report years 2022–2024. Its ENERGY STAR score went from 2 in 2022 to 3 in 2024 (+1 points). Site EUI moved from 247.1 kBtu/ft² (2022) to 212.4 kBtu/ft² (2024), a 14% decrease. Reported emissions went from 1,650 tCO₂e to 1,765 tCO₂e over the same span (up 7%).
What does an ENERGY STAR score of 3 mean?
ENERGY STAR scores run from 1 to 100 and are computed by the EPA's Portfolio Manager as a percentile against similar buildings nationwide, adjusted for climate, size and use: a score of 3 means the building performs better than about 3% of its national peers. BuildingCensus bands the score into report-card grades; 3 falls in band D — lowest band (1–54). It sits 72 points below 75, the threshold for ENERGY STAR certification. In New York City, 43% of scored buildings are at 75 or above.
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. OCME_294_Manhattan Chief Medical Examiner's 212.4 kBtu/ft² across 90,456 sq ft works out to about 19.2 billion Btu (5,631 MWh-equivalent) in 2024. Its source EUI of 433.0 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 2,946,852 kWh of electricity and 555 thousand gallons of water for the year.
Which law requires OCME_294_Manhattan Chief Medical Examiner to report its energy use?
OCME_294_Manhattan Chief Medical Examiner 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:21355167:2024). 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.
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Frequently asked questions
What is OCME_294_Manhattan Chief Medical Examiner's energy grade?
OCME_294_Manhattan Chief Medical Examiner scores 3 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 OCME_294_Manhattan Chief Medical Examiner use?
Its 2024 site energy-use intensity was 212.4 kBtu/ft² (433.0 kBtu/ft² source) across 90,456 sq ft, including 2,946,852 kWh of electricity.
What are OCME_294_Manhattan Chief Medical Examiner's carbon emissions?
OCME_294_Manhattan Chief Medical Examiner reported 1,765 tCO₂e of greenhouse-gas emissions (19.5 kgCO₂e/ft²) for 2024.
Where is OCME_294_Manhattan Chief Medical Examiner?
OCME_294_Manhattan Chief Medical Examiner is at 520 1st Ave, in New York City, New York 10016. Its coordinates are 40.74145, -73.97520 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is OCME_294_Manhattan Chief Medical Examiner and when was it built?
OCME_294_Manhattan Chief Medical Examiner has 90,456 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1958 as its year built. It is classed as office.
Is OCME_294_Manhattan Chief Medical Examiner 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, “OCME_294_Manhattan Chief Medical Examiner, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/ocme-294-manhattan-chief-medical-examiner-a2637ce8 (data as of October 2, 2026).