Seattle Energy Benchmarking Ordinance (SMC 22.920) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 39 (band D) |
| Site EUI | 56.8 kBtu/ft² |
| Source EUI | 159.0 kBtu/ft² |
| GHG emissions | 96 tCO₂e |
| GHG intensity | 0.3 kgCO₂e/ft² |
| Electricity | 4,854,640 kWh |
| Gross floor area | 312,512 sq ft |
| Source record | seattle:658:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 39 | +7 | 56.8 kBtu/ft² | 96 tCO₂e |
| 2023 | 32 | +4 | 76.0 kBtu/ft² | 129 tCO₂e |
| 2022 | 28 | -4 | 79.7 kBtu/ft² | 135 tCO₂e |
| 2021 | 32 | -31 | 75.9 kBtu/ft² | 128 tCO₂e |
| 2020 | 63 | -2 | 71.8 kBtu/ft² | 129 tCO₂e |
| 2019 | 65 | +11 | 69.4 kBtu/ft² | 132 tCO₂e |
| 2018 | 54 | 78.2 kBtu/ft² | 149 tCO₂e | |
| 2017 | — | 77.8 kBtu/ft² | 147 tCO₂e | |
| 2016 | — | 82.4 kBtu/ft² | 155 tCO₂e | |
| 2015 | — | 84.2 kBtu/ft² | 162 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
- 505 5TH AVE S
- City
- Seattle
- State
- Washington
- ZIP
- 98104
- Coordinates
- 47.59865, -122.32854
Within ~1 km
Nearby benchmarked buildings
- COLUMBIA CENTERscore 90
Office · 1,952,220 sq ft
Hospital (General Medical & Surgical) · 1,926,841 sq ft
- CENTURYLINK FIELD-STADIUMscore —
Stadium (Open) · 1,913,640 sq ft
- SEATTLE MUNICIPAL TOWERscore 87
Office · 1,354,987 sq ft
- 999 THIRD AVEscore 86
Office · 1,323,055 sq ft
Office · 1,249,055 sq ft
See also: most efficient in Seattle · biggest emitters
Frequently asked questions
What is 505 UNION STATION's energy grade?
505 UNION STATION scores 39 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 505 UNION STATION use?
Its 2024 site energy-use intensity was 56.8 kBtu/ft² (159.0 kBtu/ft² source) across 312,512 sq ft, including 4,854,640 kWh of electricity.
What are 505 UNION STATION's carbon emissions?
505 UNION STATION reported 96 tCO₂e of greenhouse-gas emissions (0.3 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:658:2024.