Mark Irgang : 3510 White Plains Rd

How does Mark Irgang : 3510 White Plains Rd 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. Mark Irgang : 3510 White Plains Rd's ENERGY STAR score of 38 compares with an average of 63 across the 22,829 that report a score; it scores higher than 22% of them and lower than 77%. Its site EUI of 69.0 kBtu/ft² is roughly in line with 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 5.4 kgCO₂e/ft² is roughly in line with the group average of 5.2 kgCO₂e/ft².

At 32,119 sq ft, it is about 68% below the average floor area of 100,951 sq ft for those buildings. Its 1950 construction date is close to 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 Mark Irgang : 3510 White Plains Rd's energy performance changed over time?

BuildingCensus holds 2 New York City disclosures for Mark Irgang : 3510 White Plains Rd, covering report years 2023–2024. Site EUI moved from 68.3 kBtu/ft² (2023) to 69.0 kBtu/ft² (2024), an 1% increase. Reported emissions went from 165 tCO₂e to 172 tCO₂e over the same span (up 5%).

What does an ENERGY STAR score of 38 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 38 means the building performs better than about 38% of its national peers. BuildingCensus bands the score into report-card grades; 38 falls in band D — lowest band (1–54). It sits 37 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. Mark Irgang : 3510 White Plains Rd's 69.0 kBtu/ft² across 32,119 sq ft works out to about 2.2 billion Btu (650 MWh-equivalent) in 2024. Its source EUI of 120.6 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 259,431 kWh of electricity, 13,296 therms of natural gas and 809 thousand gallons of water for the year.

Which law requires Mark Irgang : 3510 White Plains Rd to report its energy use?

Mark Irgang : 3510 White Plains Rd 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:28378360:2024). 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.