340 Portage
Retail Store in California, CA · 340 Portage Avenue, Palo Alto · 94306
AB 802 (Public Resources Code §25402.10) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 100 (band A) |
| Site EUI | 8.2 kBtu/ft² |
| Source EUI | — |
| GHG emissions | 40 tCO₂e |
| GHG intensity | 0.5 kgCO₂e/ft² |
| Electricity | 81,300 kWh |
| Natural gas | 4,093 therms |
| Gross floor area | 89,639 sq ft |
| Source record | california:6591253:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 100 | ±0 | 8.2 kBtu/ft² | 40 tCO₂e |
| 2023 | 100 | ±0 | 8.1 kBtu/ft² | 48 tCO₂e |
| 2022 | 100 | 4.0 kBtu/ft² | 21 tCO₂e | |
| 2019 | — | — | — |
Compliance context
AB 802 (Public Resources Code §25402.10)
AB 802 requires every California commercial building over 50,000 sq ft to report energy use to the CEC annually; the CEC publicly discloses the results statewide.
Ownership
No owner listed in the disclosure.
Own or manage this building? Claim it to correct the record and get compliance alerts.
Location
- Address
- 340 Portage Avenue, Palo Alto
- City
- California
- State
- California
- ZIP
- 94306
- Coordinates
- 37.42335, -122.13685
Within ~1 km
Nearby benchmarked buildings
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- Y-395 Page Millscore 64
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- Palo Alto Var B3score —
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- Palo Alto Square 2score 91
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- 755 Page Mill Rdscore 67
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- Stanford - Srp 925score 1
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See also: most efficient in California · biggest emitters
Frequently asked questions
What is 340 Portage's energy grade?
340 Portage scores 100 out of 100 on ENERGY STAR — band A (High performer (85–100)) — in its 2024 California disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does 340 Portage use?
Its 2024 site energy-use intensity was 8.2 kBtu/ft² across 89,639 sq ft, including 81,300 kWh of electricity and 4,093 therms of natural gas.
What are 340 Portage's carbon emissions?
340 Portage reported 40 tCO₂e of greenhouse-gas emissions (0.5 kgCO₂e/ft²) for 2024. AB 802 requires every California commercial building over 50,000 sq ft to report energy use to the CEC annually; the CEC publicly discloses the results statewide.
Dataset updated . Source: Building Energy Benchmarking Program (statewide) disclosure, record california:6591253:2024.