Centaur Properties - 609 Greenwich Street

How does Centaur Properties - 609 Greenwich Street 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. Centaur Properties - 609 Greenwich Street's ENERGY STAR score of 20 compares with an average of 72 across the 2,519 that report a score; it scores higher than 5% of them and lower than 94%. Its site EUI of 86.2 kBtu/ft² is about 34% 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 9.1 kgCO₂e/ft² is about 57% above the group average of 5.8 kgCO₂e/ft².

At 118,422 sq ft, it is about 42% below the average floor area of 205,440 sq ft for those buildings. It was built in 1920, 20 years earlier 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.

What does an ENERGY STAR score of 20 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 20 means the building performs better than about 20% of its national peers. BuildingCensus bands the score into report-card grades; 20 falls in band D — lowest band (1–54). It sits 55 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. Centaur Properties - 609 Greenwich Street's 86.2 kBtu/ft² across 118,422 sq ft works out to about 10.2 billion Btu (2,992 MWh-equivalent) in 2024. Its source EUI of 218.8 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 2,545,263 kWh of electricity and 15,207 therms of natural gas for the year.

Which law requires Centaur Properties - 609 Greenwich Street to report its energy use?

Centaur Properties - 609 Greenwich 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:49620592:2024). 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.