At a glance
ENG SUEY SUN PLAZA- DEMOLISHED DUE TO FIRE is a 23,472-square-foot office building at 815 S WELLER ST in Seattle, Washington, built in 1989. In its 2020 Seattle benchmarking disclosure it reported 2 tCO₂e of greenhouse-gas emissions.
Seattle Energy Benchmarking Ordinance (SMC 22.920) · reporting year 2020
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | — |
| Source EUI | — |
| GHG emissions | 2 tCO₂e |
| GHG intensity | 0.1 kgCO₂e/ft² |
| Electricity | 75,740 kWh |
| Gross floor area | 23,472 sq ft |
| Source record | seattle:23418:2020 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2020latest | — | — | 2 tCO₂e | |
| 2019 | — | 57.6 kBtu/ft² | 32 tCO₂e | |
| 2018 | — | 58.1 kBtu/ft² | 30 tCO₂e | |
| 2017 | — | 66.0 kBtu/ft² | 38 tCO₂e | |
| 2016 | — | 71.6 kBtu/ft² | 45 tCO₂e | |
| 2015 | — | 46.6 kBtu/ft² | 15 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
- 815 S WELLER ST
- City
- Seattle
- State
- Washington
- ZIP
- 98104
- Coordinates
- 47.59727, -122.32196
Within ~1 km
Nearby benchmarked buildings
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See also: most efficient in Seattle · biggest emitters
How does ENG SUEY SUN PLAZA- DEMOLISHED DUE TO FIRE compare with other office buildings in Seattle?
The latest disclosures cover 497 office buildings in Seattle, out of 3,871 buildings citywide. Its emissions intensity of 0.1 kgCO₂e/ft² is about 91% below the group average of 0.7 kgCO₂e/ft².
At 23,472 sq ft, it is about 88% below the average floor area of 196,452 sq ft for those buildings. It was built in 1989, 24 years later than the group's average year built (1965). Across all 24 jurisdictions BuildingCensus covers, the 15,264 office buildings average an ENERGY STAR score of 73 and a site EUI of 59.3 kBtu/ft².
How has ENG SUEY SUN PLAZA- DEMOLISHED DUE TO FIRE's energy performance changed over time?
BuildingCensus holds 6 Seattle disclosures for ENG SUEY SUN PLAZA- DEMOLISHED DUE TO FIRE, covering report years 2015–2020. Site EUI moved from 46.6 kBtu/ft² (2015) to 57.6 kBtu/ft² (2019), an 24% increase. Reported emissions went from 15 tCO₂e to 2 tCO₂e over the same span (down 90%).
Which law requires ENG SUEY SUN PLAZA- DEMOLISHED DUE TO FIRE to report its energy use?
ENG SUEY SUN PLAZA- DEMOLISHED DUE TO FIRE reports under the Seattle Energy Benchmarking Ordinance (SMC 22.920), the legal basis of Seattle's Building Energy Benchmarking program, which publishes each covered building's annual benchmarking results. The record shown here is the report-year 2020 disclosure (source record seattle:23418:2020). 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.
More office buildings in Seattle
- Elysian Brewing Co & Offices· 23,422 sq ft
- Office / Marina· 23,355 sq ft · score 66 (C)
- EJ&J· 23,250 sq ft · EUI 62.6 kBtu/ft²
- Sanborn Building· 23,032 sq ft · EUI 34.0 kBtu/ft²
- Collection Agency Office· 22,866 sq ft · EUI 37.4 kBtu/ft²
- Del Mar Building (Hotel Del Mar Building)· 22,840 sq ft · score 69 (C)
- Office buildings in Seattle· 497 benchmarked
- All Seattle benchmarked buildings· Seattle Energy Benchmarking Ordinance (SMC 22.920)
- Most efficient large buildings in Seattle
- Least efficient large buildings in Seattle
- Biggest emitters in Seattle
Frequently asked questions
What is ENG SUEY SUN PLAZA- DEMOLISHED DUE TO FIRE's energy grade?
ENG SUEY SUN PLAZA- DEMOLISHED DUE TO FIRE did not report an ENERGY STAR score in its 2020 disclosure.
How much energy does ENG SUEY SUN PLAZA- DEMOLISHED DUE TO FIRE use?
No energy-use intensity was reported for 2020.
What are ENG SUEY SUN PLAZA- DEMOLISHED DUE TO FIRE's carbon emissions?
ENG SUEY SUN PLAZA- DEMOLISHED DUE TO FIRE reported 2 tCO₂e of greenhouse-gas emissions (0.1 kgCO₂e/ft²) for 2020.
Where is ENG SUEY SUN PLAZA- DEMOLISHED DUE TO FIRE?
ENG SUEY SUN PLAZA- DEMOLISHED DUE TO FIRE is at 815 S WELLER ST, in Seattle, Washington 98104. Its coordinates are 47.59727, -122.32196 (latitude, longitude), as published in the Building Energy Benchmarking file.
How big is ENG SUEY SUN PLAZA- DEMOLISHED DUE TO FIRE and when was it built?
ENG SUEY SUN PLAZA- DEMOLISHED DUE TO FIRE has 23,472 sq ft of gross floor area, as reported in its 2020 disclosure. The disclosure lists 1989 as its year built. It is classed as office.
Is ENG SUEY SUN PLAZA- DEMOLISHED DUE TO FIRE covered by the Seattle Energy Benchmarking Ordinance (SMC 22.920)?
Yes — it appears in the 2020 Building Energy Benchmarking disclosure, which lists the buildings reporting under the Seattle Energy Benchmarking Ordinance (SMC 22.920).
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About this data
Source: Building Energy Benchmarking (Seattle Energy Benchmarking Ordinance (SMC 22.920)), as published October 2, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: BuildingCensus, “ENG SUEY SUN PLAZA- DEMOLISHED DUE TO FIRE, Seattle, Washington — 2020 benchmarking disclosure”, https://buildingcensus.com/buildings/seattle/eng-suey-sun-plaza-demolished-due-to-fire-dff45719 (data as of October 2, 2026).