Potomac Park
Multifamily Housing in Washington, DC, DC · 510 21st St NW · 20006
Clean and Affordable Energy Act / BEPS · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 94 (band A) |
| Site EUI | 52.2 kBtu/ft² |
| Source EUI | 84.0 kBtu/ft² |
| GHG emissions | 348 tCO₂e |
| GHG intensity | 3.4 kgCO₂e/ft² |
| Electricity | 507,523 kWh |
| Natural gas | 36,827 therms |
| Water use | 3,286 kgal |
| Gross floor area | 103,790 sq ft |
| Source record | dc:PM3505139:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 94 | -2 | 52.2 kBtu/ft² | 348 tCO₂e |
| 2023 | 96 | +9 | 47.4 kBtu/ft² | 313 tCO₂e |
| 2022 | 87 | -2 | 60.1 kBtu/ft² | 403 tCO₂e |
| 2021 | 89 | ±0 | 56.7 kBtu/ft² | 391 tCO₂e |
| 2020 | 89 | +4 | 54.8 kBtu/ft² | 380 tCO₂e |
| 2019 | 85 | +4 | 61.8 kBtu/ft² | 443 tCO₂e |
| 2018 | 81 | +2 | 66.5 kBtu/ft² | 472 tCO₂e |
| 2017 | 79 | +1 | 62.6 kBtu/ft² | 475 tCO₂e |
| 2016 | 78 | +2 | 65.5 kBtu/ft² | 509 tCO₂e |
| 2015 | 76 | +1 | 68.1 kBtu/ft² | 568 tCO₂e |
| 2014 | 75 | 69.8 kBtu/ft² | 572 tCO₂e | |
| 2013 | — | 67.2 kBtu/ft² | 561 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
COLUMBIA REALTY VENTURE LLC
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Location
- Address
- 510 21st St NW
- City
- Washington, DC
- State
- District of Columbia
- ZIP
- 20006
- Coordinates
- 38.89645, -77.04695
Within ~1 km
Nearby benchmarked buildings
- BEPS1 - Foggy Bottom Campusscore —
Mixed Use Property · 5,533,789 sq ft
- Main Complexscore 59
Office · 1,872,507 sq ft
- International Squarescore 56
Office · 1,233,833 sq ft
- Ross Hall Groupscore —
College/University · 1,047,627 sq ft
- Columbia Plaza All Bldgsscore 30
Multifamily Housing · 942,990 sq ft
- Northwestern Buildingscore 90
Office · 732,964 sq ft
See also: most efficient in Washington, DC · biggest emitters
Frequently asked questions
What is Potomac Park's energy grade?
Potomac Park scores 94 out of 100 on ENERGY STAR — band A (High performer (85–100)) — in its 2024 Washington, DC disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does Potomac Park use?
Its 2024 site energy-use intensity was 52.2 kBtu/ft² (84.0 kBtu/ft² source) across 103,790 sq ft, including 507,523 kWh of electricity and 36,827 therms of natural gas.
What are Potomac Park's carbon emissions?
Potomac Park reported 348 tCO₂e of greenhouse-gas emissions (3.4 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:PM3505139:2024.