Seattle Energy Benchmarking Ordinance (SMC 22.920) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 47 (band D) |
| Site EUI | 50.8 kBtu/ft² |
| Source EUI | 112.4 kBtu/ft² |
| GHG emissions | 70 tCO₂e |
| GHG intensity | 1.1 kgCO₂e/ft² |
| Electricity | 628,710 kWh |
| Natural gas | 10,870 therms |
| Gross floor area | 80,019 sq ft |
| Source record | seattle:549:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 47 | -6 | 50.8 kBtu/ft² | 70 tCO₂e |
| 2023 | 53 | -5 | 48.4 kBtu/ft² | 68 tCO₂e |
| 2022 | 58 | +8 | 40.6 kBtu/ft² | 36 tCO₂e |
| 2021 | 50 | ±0 | 53.5 kBtu/ft² | 80 tCO₂e |
| 2020 | 50 | -8 | 57.6 kBtu/ft² | 94 tCO₂e |
| 2019 | 58 | -39 | 50.4 kBtu/ft² | 78 tCO₂e |
| 2018 | 97 | -3 | 25.1 kBtu/ft² | 44 tCO₂e |
| 2017 | 100 | +2 | 23.1 kBtu/ft² | 47 tCO₂e |
| 2016 | 98 | +3 | 27.7 kBtu/ft² | 26 tCO₂e |
| 2015 | 95 | 34.5 kBtu/ft² | 40 tCO₂e |
Compliance context
Seattle Energy Benchmarking Ordinance (SMC 22.920)
Seattle's Building Emissions Performance Standard (2023) sets declining carbon targets for buildings over 20,000 sq ft, with penalties for non-compliance beginning in the 2030s.
Ownership
No owner listed in the disclosure.
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Location
- Address
- 400 MERCER ST
- City
- Seattle
- State
- Washington
- ZIP
- 98109
- Coordinates
- 47.62476, -122.34843
Within ~1 km
Nearby benchmarked buildings
- 333 DEXTER AVE Nscore 83
Office · 934,154 sq ft
- CLIMATE PLEDGE ARENAscore —
Indoor Arena · 932,000 sq ft
- BILL & MELINDA GATES FOUNDATIONscore 75
Office · 920,598 sq ft
Laboratory · 716,128 sq ft
Mixed Use Property · 524,610 sq ft
- DEXTER STATION OFFICEscore 80
Office · 513,816 sq ft
See also: most efficient in Seattle · biggest emitters
Frequently asked questions
What is 400 MERCER STREET OFFICE BUILDING's energy grade?
400 MERCER STREET OFFICE BUILDING scores 47 out of 100 on ENERGY STAR — band D (Lowest band (1–54)) — in its 2024 Seattle disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does 400 MERCER STREET OFFICE BUILDING use?
Its 2024 site energy-use intensity was 50.8 kBtu/ft² (112.4 kBtu/ft² source) across 80,019 sq ft, including 628,710 kWh of electricity and 10,870 therms of natural gas.
What are 400 MERCER STREET OFFICE BUILDING's carbon emissions?
400 MERCER STREET OFFICE BUILDING reported 70 tCO₂e of greenhouse-gas emissions (1.1 kgCO₂e/ft²) for 2024. Seattle's Building Emissions Performance Standard (2023) sets declining carbon targets for buildings over 20,000 sq ft, with penalties for non-compliance beginning in the 2030s.
Dataset updated . Source: Building Energy Benchmarking disclosure, record seattle:549:2024.