Hamm Bldg Mixed Use/Office Retail Apts
Multifamily Housing in Seattle, WA · 4302 SW ALASKA ST · 98116
Seattle Energy Benchmarking Ordinance (SMC 22.920) · reporting year 2025
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 28.6 kBtu/ft² |
| Source EUI | 63.7 kBtu/ft² |
| GHG emissions | 13 tCO₂e |
| GHG intensity | 0.6 kgCO₂e/ft² |
| Electricity | 119,799 kWh |
| Natural gas | 1,988 therms |
| Gross floor area | 21,239 sq ft |
| Source record | seattle:24282:2025 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | — | 28.6 kBtu/ft² | 13 tCO₂e | |
| 2024 | — | 29.7 kBtu/ft² | 13 tCO₂e | |
| 2023 | — | 33.4 kBtu/ft² | 14 tCO₂e | |
| 2022 | — | 54.3 kBtu/ft² | 15 tCO₂e | |
| 2021 | — | 28.5 kBtu/ft² | 4 tCO₂e | |
| 2020 | — | 20.4 kBtu/ft² | 3 tCO₂e | |
| 2019 | — | 26.2 kBtu/ft² | 3 tCO₂e | |
| 2018 | — | 22.0 kBtu/ft² | 3 tCO₂e | |
| 2017 | — | 18.1 kBtu/ft² | 2 tCO₂e | |
| 2016 | — | 21.4 kBtu/ft² | 3 tCO₂e | |
| 2015 | — | 19.7 kBtu/ft² | 3 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
- 4302 SW ALASKA ST
- City
- Seattle
- State
- Washington
- ZIP
- 98116
- Coordinates
- 47.56126, -122.38713
Within ~1 km
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See also: most efficient in Seattle · biggest emitters
Frequently asked questions
What is Hamm Bldg Mixed Use/Office Retail Apts's energy grade?
Hamm Bldg Mixed Use/Office Retail Apts did not report an ENERGY STAR score in its 2025 disclosure, but its site energy-use intensity was 28.6 kBtu/ft².
How much energy does Hamm Bldg Mixed Use/Office Retail Apts use?
Its 2025 site energy-use intensity was 28.6 kBtu/ft² (63.7 kBtu/ft² source) across 21,239 sq ft, including 119,799 kWh of electricity and 1,988 therms of natural gas.
What are Hamm Bldg Mixed Use/Office Retail Apts's carbon emissions?
Hamm Bldg Mixed Use/Office Retail Apts reported 13 tCO₂e of greenhouse-gas emissions (0.6 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:24282:2025.