One Union Center
Office in Washington, DC, DC · 810 First Street NE · 20002
Clean and Affordable Energy Act / BEPS · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 23.4 kBtu/ft² |
| Source EUI | 65.4 kBtu/ft² |
| GHG emissions | 394 tCO₂e |
| GHG intensity | 2.0 kgCO₂e/ft² |
| Electricity | 1,317,122 kWh |
| Natural gas | 0 therms |
| Water use | 3,572 kgal |
| Gross floor area | 192,291 sq ft |
| Source record | dc:PM1334631:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 23.4 kBtu/ft² | 394 tCO₂e | |
| 2023 | — | 23.0 kBtu/ft² | 398 tCO₂e | |
| 2022 | — | 36.7 kBtu/ft² | 618 tCO₂e | |
| 2021 | — | 30.9 kBtu/ft² | 554 tCO₂e | |
| 2020 | — | 27.8 kBtu/ft² | 555 tCO₂e | |
| 2019 | — | 29.0 kBtu/ft² | 623 tCO₂e | |
| 2018 | 77 | -10 | 41.2 kBtu/ft² | 916 tCO₂e |
| 2017 | 87 | -1 | 50.5 kBtu/ft² | 1,299 tCO₂e |
| 2016 | 88 | +3 | 50.3 kBtu/ft² | 1,338 tCO₂e |
| 2015 | 85 | ±0 | 53.8 kBtu/ft² | 1,671 tCO₂e |
| 2014 | 85 | +2 | 54.0 kBtu/ft² | 1,677 tCO₂e |
| 2013 | 83 | +8 | 55.2 kBtu/ft² | 1,624 tCO₂e |
| 2012 | 75 | 70.7 kBtu/ft² | 1,939 tCO₂e |
Compliance context
Clean and Affordable Energy Act / BEPS
DC's Building Energy Performance Standards (BEPS) require buildings below the performance standard to improve on 5-year compliance cycles, with penalties for buildings that fail to meet their pathway.
Ownership
O-SB ONE UNION OWNER LLC
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Location
- Address
- 810 First Street NE
- City
- Washington, DC
- State
- District of Columbia
- ZIP
- 20002
- Coordinates
- 38.90061, -77.00703
Within ~1 km
Nearby benchmarked buildings
- Station Place Iscore 68
Office · 788,412 sq ft
Multifamily Housing · 742,606 sq ft
- Georgetown Lawscore —
Mixed Use Property · 718,476 sq ft
Hotel · 715,075 sq ft
- D.C. Hyatt Regencyscore 83
Hotel · 715,000 sq ft
Hotel · 712,053 sq ft
See also: most efficient in Washington, DC · biggest emitters
Frequently asked questions
What is One Union Center's energy grade?
One Union Center did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 23.4 kBtu/ft².
How much energy does One Union Center use?
Its 2024 site energy-use intensity was 23.4 kBtu/ft² (65.4 kBtu/ft² source) across 192,291 sq ft, including 1,317,122 kWh of electricity and 0 therms of natural gas.
What are One Union Center's carbon emissions?
One Union Center reported 394 tCO₂e of greenhouse-gas emissions (2.0 kgCO₂e/ft²) for 2024. DC's Building Energy Performance Standards (BEPS) require buildings below the performance standard to improve on 5-year compliance cycles, with penalties for buildings that fail to meet their pathway.
Dataset updated . Source: Building Energy Benchmarking disclosure, record dc:PM1334631:2024.