Westlake Mall Retail Portion
Enclosed Mall in Seattle, WA · 400 PINE ST · 98101
Seattle Energy Benchmarking Ordinance (SMC 22.920) · reporting year 2025
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 73.1 kBtu/ft² |
| Source EUI | 180.2 kBtu/ft² |
| GHG emissions | 220 tCO₂e |
| GHG intensity | 1.1 kgCO₂e/ft² |
| Electricity | 3,532,567 kWh |
| Natural gas | 28,476 therms |
| Gross floor area | 111,077 sq ft |
| Source record | seattle:325:2025 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | — | 73.1 kBtu/ft² | 220 tCO₂e | |
| 2024 | — | 91.5 kBtu/ft² | 198 tCO₂e | |
| 2023 | — | 100.1 kBtu/ft² | 237 tCO₂e | |
| 2022 | — | 97.9 kBtu/ft² | 222 tCO₂e | |
| 2021 | — | — | 37 tCO₂e | |
| 2020 | — | 86.7 kBtu/ft² | 101 tCO₂e | |
| 2019 | — | 113.3 kBtu/ft² | 130 tCO₂e | |
| 2018 | — | 131.8 kBtu/ft² | 250 tCO₂e | |
| 2017 | — | 117.8 kBtu/ft² | 221 tCO₂e | |
| 2016 | — | 138.1 kBtu/ft² | 312 tCO₂e | |
| 2015 | 91 | 60.6 kBtu/ft² | 57 tCO₂e |
Compliance context
Seattle Energy Benchmarking Ordinance (SMC 22.920)
Seattle's Building Emissions Performance Standard (adopted 2023) applies to buildings over 20,000 sq ft: benchmarking verification is due 2027–2030 and initial emissions targets 2031–2035, reaching net zero by 2041–2050, with fines for non-compliance.
Ownership
No owning organisation shown. Names of private individuals in the disclosure are not published here.
Own or manage this building? Claim it to correct the record and get compliance alerts.
Location
- Address
- 400 PINE ST
- 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 92
Office · 1,592,914 sq ft
See also: most efficient in Seattle · biggest emitters
Frequently asked questions
What is Westlake Mall Retail Portion's energy grade?
Westlake Mall Retail Portion did not report an ENERGY STAR score in its 2025 disclosure, but its site energy-use intensity was 73.1 kBtu/ft².
How much energy does Westlake Mall Retail Portion use?
Its 2025 site energy-use intensity was 73.1 kBtu/ft² (180.2 kBtu/ft² source) across 111,077 sq ft, including 3,532,567 kWh of electricity and 28,476 therms of natural gas.
What are Westlake Mall Retail Portion's carbon emissions?
Westlake Mall Retail Portion reported 220 tCO₂e of greenhouse-gas emissions (1.1 kgCO₂e/ft²) for 2025. Seattle's Building Emissions Performance Standard (adopted 2023) applies to buildings over 20,000 sq ft: benchmarking verification is due 2027–2030 and initial emissions targets 2031–2035, reaching net zero by 2041–2050, with fines for non-compliance.
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Dataset updated . Source: Building Energy Benchmarking disclosure, record seattle:325:2025.