Amli Waterfront Apartments
Multifamily Housing in Seattle, WA · 50 UNIVERSITY ST · 98101
At a glance
Amli Waterfront Apartments is a 200,152-square-foot multifamily housing building at 50 UNIVERSITY ST in Seattle, Washington, built in 2016. In its 2025 Seattle benchmarking disclosure it reported an ENERGY STAR score of 1 out of 100 (grade D), a site energy-use intensity of 21375.4 kBtu/ft² and 20 tCO₂e of greenhouse-gas emissions.
Some figures below are far outside what a multifamily housingof this size can use or emit — most likely a unit or entry error in the city's file. They are shown exactly as published and are left out of rankings and averages.
Seattle Energy Benchmarking Ordinance (SMC 22.920) · reporting year 2025
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 1 (band D) |
| Site EUI | 21375.4 kBtu/ft² |
| Source EUI | 25683.2 kBtu/ft² |
| GHG emissions | 20 tCO₂e |
| GHG intensity | 0.1 kgCO₂e/ft² |
| Electricity | 1,034,749 kWh |
| Gross floor area | 200,152 sq ft |
| Source record | seattle:50239:2025 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | 1 | 21375.4 kBtu/ft² | 20 tCO₂e | |
| 2024 | — | — | — | |
| 2023 | — | — | 23 tCO₂e | |
| 2022 | 98 | +97 | 25.8 kBtu/ft² | 37 tCO₂e |
| 2021 | 1 | -65 | 42480.2 kBtu/ft² | 553,724 tCO₂e |
| 2020 | 66 | -33 | 54.2 kBtu/ft² | 416 tCO₂e |
| 2019 | 99 | ±0 | 23.5 kBtu/ft² | 34 tCO₂e |
| 2018 | 99 | 23.1 kBtu/ft² | 39 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.
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Location
- Address
- 50 UNIVERSITY ST
- City
- Seattle
- State
- Washington
- ZIP
- 98101
- Coordinates
- 47.60649, -122.33995
Within ~1 km
Nearby benchmarked buildings
- Two Union Squarescore 96
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- Russell Investments Centerscore 92
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- Us Bank Centerscore 87
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- 999 Third Avescore 88
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See also: most efficient in Seattle · biggest emitters
How has Amli Waterfront Apartments's energy performance changed over time?
BuildingCensus holds 8 Seattle disclosures for Amli Waterfront Apartments, covering report years 2018–2025. Its ENERGY STAR score went from 99 in 2018 to 1 in 2025 (-98 points); its best year on file was 2018, at 99. Site EUI moved from 23.1 kBtu/ft² (2018) to 25.8 kBtu/ft² (2022), an 12% increase. Reported emissions went from 39 tCO₂e to 23 tCO₂e over the same span (down 40%).
What does an ENERGY STAR score of 1 mean?
ENERGY STAR scores run from 1 to 100 and are computed by the EPA's Portfolio Manager as a percentile against similar buildings nationwide, adjusted for climate, size and use: 1 is the bottom of the scale. BuildingCensus bands the score into report-card grades; 1 falls in band D — lowest band (1–54). It sits 74 points below 75, the threshold for ENERGY STAR certification. In Seattle, 69% of scored buildings are at 75 or above.
Which law requires Amli Waterfront Apartments to report its energy use?
Amli Waterfront Apartments 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 2025 disclosure (source record seattle:50239:2025). 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.
More multifamily housing buildings in Seattle
- Prescott Wallingford Apartments· 198,233 sq ft · score 100 (A)
- Connection On Broadway (Site A)· 197,846 sq ft · score 99 (A)
- Ballard Landmark· 197,368 sq ft · score 23 (D)
- Watermark Tower· 195,788 sq ft · score 74 (B)
- Aura West Seattle· 195,221 sq ft · score 99 (A)
- The M (Highrise Student Apts)· 194,719 sq ft · score 78 (B)
- Multifamily Housing buildings in Seattle· 1,971 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 Amli Waterfront Apartments's energy grade?
Amli Waterfront Apartments scores 1 out of 100 on ENERGY STAR — band D, lowest band (1–54) — in its 2025 Seattle disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does Amli Waterfront Apartments use?
Its 2025 site energy-use intensity was 21375.4 kBtu/ft² (25683.2 kBtu/ft² source) across 200,152 sq ft, including 1,034,749 kWh of electricity.
What are Amli Waterfront Apartments's carbon emissions?
Amli Waterfront Apartments reported 20 tCO₂e of greenhouse-gas emissions (0.1 kgCO₂e/ft²) for 2025.
Where is Amli Waterfront Apartments?
Amli Waterfront Apartments is at 50 UNIVERSITY ST, in Seattle, Washington 98101. Its coordinates are 47.60649, -122.33995 (latitude, longitude), as published in the Building Energy Benchmarking file.
How big is Amli Waterfront Apartments and when was it built?
Amli Waterfront Apartments has 200,152 sq ft of gross floor area, as reported in its 2025 disclosure. The disclosure lists 2016 as its year built. It is classed as multifamily housing.
Is Amli Waterfront Apartments covered by the Seattle Energy Benchmarking Ordinance (SMC 22.920)?
Yes — it appears in the 2025 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, “Amli Waterfront Apartments, Seattle, Washington — 2025 benchmarking disclosure”, https://buildingcensus.com/buildings/seattle/amli-waterfront-apartments-5c6647b4 (data as of October 2, 2026).