400 S WESTLAKE AVE
Multifamily Housing in Los Angeles, CA · 90057
LA Municipal Code 22.610.1 (EBEWE) · reporting year 2025
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 68 (band C) |
| Site EUI | 42.1 kBtu/ft² |
| Source EUI | 65.3 kBtu/ft² |
| GHG emissions | 69 tCO₂e |
| GHG intensity | — |
| Water use | 2,681 kgal |
| Gross floor area | 30,067 sq ft |
| Source record | la:479248844418:2025 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | 68 | +1 | 42.1 kBtu/ft² | 69 tCO₂e |
| 2024 | 67 | -33 | 43.7 kBtu/ft² | 75 tCO₂e |
| 2023 | 100 | ±0 | 12.3 kBtu/ft² | 26 tCO₂e |
| 2022 | 100 | ±0 | 16.9 kBtu/ft² | 27 tCO₂e |
| 2021 | 100 | +1 | 16.1 kBtu/ft² | 25 tCO₂e |
| 2020 | 99 | -1 | 17.5 kBtu/ft² | 28 tCO₂e |
| 2019 | 100 | 12.8 kBtu/ft² | 23 tCO₂e | |
| 2018 | — | — | — |
Compliance context
LA Municipal Code 22.610.1 (EBEWE)
EBEWE requires annual benchmarking plus 5-year audit/retro-commissioning cycles for buildings over 20,000 sq ft; non-compliance is subject to citation and fines.
Ownership
Bay Efficiency
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Location
- Address
- 400 S WESTLAKE AVE
- City
- Los Angeles
- State
- California
- ZIP
- 90057
Within ~1 km
Nearby benchmarked buildings
This source publishes no coordinates, so nearby buildings can't be resolved yet.
See also: most efficient in Los Angeles · biggest emitters
Frequently asked questions
What is 400 S WESTLAKE AVE's energy grade?
400 S WESTLAKE AVE scores 68 out of 100 on ENERGY STAR — band C (Below median (55–69)) — in its 2025 Los Angeles disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does 400 S WESTLAKE AVE use?
Its 2025 site energy-use intensity was 42.1 kBtu/ft² (65.3 kBtu/ft² source) across 30,067 sq ft.
What are 400 S WESTLAKE AVE's carbon emissions?
400 S WESTLAKE AVE reported 69 tCO₂e of greenhouse-gas emissions for 2025. EBEWE requires annual benchmarking plus 5-year audit/retro-commissioning cycles for buildings over 20,000 sq ft; non-compliance is subject to citation and fines.
Dataset updated . Source: Existing Buildings Energy & Water Efficiency (EBEWE) disclosure, record la:479248844418:2025.