Seattle Energy Benchmarking Ordinance (SMC 22.920) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 84 (band B) |
| Site EUI | 32.1 kBtu/ft² |
| Source EUI | 89.9 kBtu/ft² |
| GHG emissions | 73 tCO₂e |
| GHG intensity | 0.2 kgCO₂e/ft² |
| Electricity | 3,666,211 kWh |
| Gross floor area | 516,342 sq ft |
| Source record | seattle:326:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 84 | +5 | 32.1 kBtu/ft² | 73 tCO₂e |
| 2023 | 79 | +2 | 35.2 kBtu/ft² | 80 tCO₂e |
| 2022 | 77 | ±0 | 37.2 kBtu/ft² | 84 tCO₂e |
| 2021 | 77 | -14 | 37.8 kBtu/ft² | 85 tCO₂e |
| 2020 | 91 | +16 | 44.2 kBtu/ft² | 101 tCO₂e |
| 2019 | 75 | ±0 | 57.3 kBtu/ft² | 131 tCO₂e |
| 2018 | 75 | +11 | 57.4 kBtu/ft² | 131 tCO₂e |
| 2017 | 64 | -11 | 63.6 kBtu/ft² | 142 tCO₂e |
| 2016 | 75 | +4 | 63.6 kBtu/ft² | 144 tCO₂e |
| 2015 | 71 | 65.4 kBtu/ft² | 144 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.
Own or manage this building? Claim it to correct the record and get compliance alerts.
Location
- Address
- 1601 5TH AVE
- City
- Seattle
- State
- Washington
- ZIP
- 98101
- Coordinates
- 47.61192, -122.33717
Within ~1 km
Nearby benchmarked buildings
- COLUMBIA CENTERscore 90
Office · 1,952,220 sq ft
- SEATTLE CONVENTION CENTERscore —
Convention Center · 1,842,925 sq ft
- TWO UNION SQUAREscore 96
Office · 1,605,578 sq ft
Office · 1,599,394 sq ft
- DAY 1 TOWER AND SPHERES (Amazon)score 93
Office · 1,599,230 sq ft
- RUSSELL INVESTMENTS CENTERscore 94
Office · 1,592,914 sq ft
See also: most efficient in Seattle · biggest emitters
Frequently asked questions
What is WESTLAKE TOWER's energy grade?
WESTLAKE TOWER scores 84 out of 100 on ENERGY STAR — band B (Above median (70–84)) — in its 2024 Seattle disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does WESTLAKE TOWER use?
Its 2024 site energy-use intensity was 32.1 kBtu/ft² (89.9 kBtu/ft² source) across 516,342 sq ft, including 3,666,211 kWh of electricity.
What are WESTLAKE TOWER's carbon emissions?
WESTLAKE TOWER reported 73 tCO₂e of greenhouse-gas emissions (0.2 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:326:2024.