499 S Capitol Street SW - Washington

How does 499 S Capitol Street SW - Washington compare with other office buildings in Washington, DC?

The latest disclosures cover 899 office buildings in Washington, DC, out of 6,870 buildings citywide. 499 S Capitol Street SW - Washington's ENERGY STAR score of 56 compares with an average of 70 across the 774 that report a score; it scores higher than 20% of them and lower than 79%. Its site EUI of 100.0 kBtu/ft² is about 80% above the average of 55.6 kBtu/ft² — it uses more energy per square foot than the typical building in that group. Its emissions intensity of 8.4 kgCO₂e/ft² is about 69% above the group average of 5.0 kgCO₂e/ft².

At 203,031 sq ft, it is roughly in line with the average floor area of 216,135 sq ft for those buildings. It was built in 1978, 4 years later than the group's average year built (1974). 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 499 S Capitol Street SW - Washington's energy performance changed over time?

BuildingCensus holds 13 Washington, DC disclosures for 499 S Capitol Street SW - Washington, covering report years 2012–2024. Its ENERGY STAR score went from 55 in 2012 to 56 in 2024 (+1 points); its best year on file was 2016, at 68. Site EUI moved from 118.1 kBtu/ft² (2012) to 100.0 kBtu/ft² (2024), a 15% decrease. Reported emissions went from 2,962 tCO₂e to 1,711 tCO₂e over the same span (down 42%).

What does an ENERGY STAR score of 56 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 56 means the building performs better than about 56% of its national peers. BuildingCensus bands the score into report-card grades; 56 falls in band C — below median (55–69). It sits 19 points below 75, the threshold for ENERGY STAR certification. In Washington, DC, 47% 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. 499 S Capitol Street SW - Washington's 100.0 kBtu/ft² across 203,031 sq ft works out to about 20.3 billion Btu (5,950 MWh-equivalent) in 2024. Its source EUI of 233.5 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 4,404,370 kWh of electricity, 0 therms of natural gas and 4,621 thousand gallons of water for the year.

Which law requires 499 S Capitol Street SW - Washington to report its energy use?

499 S Capitol Street SW - Washington reports under the Clean and Affordable Energy Act / BEPS, the legal basis of Washington, DC's Building Energy Benchmarking program, which publishes each covered building's annual benchmarking results. The record shown here is the report-year 2024 disclosure (source record dc:PM3687817:2024). DC's Building Energy Performance Standards (BEPS) require buildings below the performance standard to improve over compliance cycles (the first ends December 31, 2026; later cycles run five years), with penalties for buildings that fail to meet their pathway.