1666 K St NW
Office in Washington, DC, DC · 20006
Clean and Affordable Energy Act / BEPS · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 51 (band D) |
| Site EUI | 54.6 kBtu/ft² |
| Source EUI | 153.0 kBtu/ft² |
| GHG emissions | 1,485 tCO₂e |
| GHG intensity | 4.8 kgCO₂e/ft² |
| Electricity | 4,958,805 kWh |
| Natural gas | 0 therms |
| Water use | 8,185 kgal |
| Gross floor area | 309,643 sq ft |
| Source record | dc:PM1423975:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 51 | -6 | 54.6 kBtu/ft² | 1,485 tCO₂e |
| 2023 | 57 | ±0 | 51.0 kBtu/ft² | 1,419 tCO₂e |
| 2022 | 57 | +1 | 52.7 kBtu/ft² | 1,420 tCO₂e |
| 2021 | 56 | -18 | 52.1 kBtu/ft² | 1,498 tCO₂e |
| 2020 | 74 | +23 | 46.0 kBtu/ft² | 1,322 tCO₂e |
| 2019 | 51 | +4 | 64.7 kBtu/ft² | 1,860 tCO₂e |
| 2018 | 47 | -17 | 69.2 kBtu/ft² | 2,050 tCO₂e |
| 2017 | 64 | +2 | 65.9 kBtu/ft² | 2,148 tCO₂e |
| 2016 | 62 | +7 | 68.3 kBtu/ft² | 2,302 tCO₂e |
| 2015 | 55 | +10 | 74.7 kBtu/ft² | 2,939 tCO₂e |
| 2014 | 45 | 82.5 kBtu/ft² | 3,246 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
1620 K LLC
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Location
- Address
- 1666 K St NW
- City
- Washington, DC
- State
- District of Columbia
- ZIP
- 20006
- Coordinates
- 38.90206, -77.03816
Within ~1 km
Nearby benchmarked buildings
- Main Complexscore 59
Office · 1,872,507 sq ft
- International Squarescore 56
Office · 1,233,833 sq ft
- Midtown Centerscore 91
Office · 911,093 sq ft
- Lafayette Centrescore 74
Office · 908,482 sq ft
- 1300 Buildingscore 95
Bank/Financial Institution · 803,167 sq ft
- NGS Headquartersscore 68
Office · 746,237 sq ft
See also: most efficient in Washington, DC · biggest emitters
Frequently asked questions
What is 1666 K St NW's energy grade?
1666 K St NW scores 51 out of 100 on ENERGY STAR — band D (Lowest band (1–54)) — in its 2024 Washington, DC disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does 1666 K St NW use?
Its 2024 site energy-use intensity was 54.6 kBtu/ft² (153.0 kBtu/ft² source) across 309,643 sq ft, including 4,958,805 kWh of electricity and 0 therms of natural gas.
What are 1666 K St NW's carbon emissions?
1666 K St NW reported 1,485 tCO₂e of greenhouse-gas emissions (4.8 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:PM1423975:2024.