Us-Svl-Mpd257
Office in California, CA · 257 Moffett Park Drive, Sunnyvale · 94089
At a glance
Us-Svl-Mpd257 is a 101,055-square-foot office building at 257 Moffett Park Drive, Sunnyvale in Sunnyvale, California, built in 1999. In its 2022 California benchmarking disclosure it reported a site energy-use intensity of -1.4 kBtu/ft² and -23 tCO₂e of greenhouse-gas emissions.
AB 802 (Public Resources Code §25402.10) · reporting year 2022
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | -1.4 kBtu/ft² |
| Source EUI | — |
| GHG emissions | -23 tCO₂e |
| GHG intensity | -0.2 kgCO₂e/ft² |
| Electricity | -392,401 kWh |
| Natural gas | 12,898 therms |
| Gross floor area | 101,055 sq ft |
| Source record | california:20652458:2022 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2022latest | — | -1.4 kBtu/ft² | -23 tCO₂e | |
| 2021 | 100 | -19.2 kBtu/ft² | -124 tCO₂e |
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 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
- 257 Moffett Park Drive, Sunnyvale
- City
- California
- State
- California
- ZIP
- 94089
- Coordinates
- 37.40529, -122.01768
Within ~1 km
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- Y-Moffett Gatewayscore —
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- Mp B3 - 1180 Bordeaux Dr.score —
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See also: most efficient in California · biggest emitters
How does Us-Svl-Mpd257 compare with other office buildings in California?
The latest disclosures cover 6,214 office buildings in California, out of 40,029 buildings citywide. Its site EUI of -1.4 kBtu/ft² is about 102% below the average of 56.4 kBtu/ft² — it uses less energy per square foot than the typical building in that group. Its emissions intensity of -0.2 kgCO₂e/ft² is about 106% below the group average of 3.6 kgCO₂e/ft².
At 101,055 sq ft, it is about 33% below the average floor area of 151,937 sq ft for those buildings. It was built in 1999, 14 years later than the group's average year built (1985). 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 Us-Svl-Mpd257's energy performance changed over time?
BuildingCensus holds 2 California disclosures for Us-Svl-Mpd257, covering report years 2021–2022.
What does a site EUI of -1.4 kBtu/ft² mean?
Site energy-use intensity (EUI) is the energy a building uses on site in a year divided by its floor area, in thousand Btu per square foot — lower is more efficient. Us-Svl-Mpd257's -1.4 kBtu/ft² across 101,055 sq ft works out to about -0.1 billion Btu (-41 MWh-equivalent) in 2022. The disclosure also reports -392,401 kWh of electricity and 12,898 therms of natural gas for the year.
Which law requires Us-Svl-Mpd257 to report its energy use?
Us-Svl-Mpd257 reports under AB 802 (Public Resources Code §25402.10), the legal basis of California's Building Energy Benchmarking Program (statewide), which publishes each covered building's annual benchmarking results. The record shown here is the report-year 2022 disclosure (source record california:20652458:2022). 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.
More office buildings in California
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- 11050 Olson Drive· 100,919 sq ft · score 97 (A)
- 04220 - Ssa Broadway· 100,851 sq ft · score 100 (A)
- 250 Brannan Street· 100,850 sq ft · score 91 (A)
- 401 Ellis· 100,842 sq ft · score 100 (A)
- Office buildings in California· 6,214 benchmarked
- All California benchmarked buildings· AB 802 (Public Resources Code §25402.10)
- Most efficient large buildings in California
- Least efficient large buildings in California
- Biggest emitters in California
Frequently asked questions
What is Us-Svl-Mpd257's energy grade?
Us-Svl-Mpd257 did not report an ENERGY STAR score in its 2022 disclosure, but its site energy-use intensity was -1.4 kBtu/ft².
How much energy does Us-Svl-Mpd257 use?
Its 2022 site energy-use intensity was -1.4 kBtu/ft² across 101,055 sq ft, including -392,401 kWh of electricity and 12,898 therms of natural gas.
What are Us-Svl-Mpd257's carbon emissions?
Us-Svl-Mpd257 reported -23 tCO₂e of greenhouse-gas emissions (-0.2 kgCO₂e/ft²) for 2022.
Where is Us-Svl-Mpd257?
Us-Svl-Mpd257 is at 257 Moffett Park Drive, Sunnyvale, in Sunnyvale, California 94089. Its coordinates are 37.40529, -122.01768 (latitude, longitude), as published in the Building Energy Benchmarking Program (statewide) file.
How big is Us-Svl-Mpd257 and when was it built?
Us-Svl-Mpd257 has 101,055 sq ft of gross floor area, as reported in its 2022 disclosure. The disclosure lists 1999 as its year built. It is classed as office.
Is Us-Svl-Mpd257 covered by AB 802 (Public Resources Code §25402.10)?
Yes — it appears in the 2022 Building Energy Benchmarking Program (statewide) disclosure, which lists the buildings reporting under AB 802 (Public Resources Code §25402.10).
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About this data
Source: Building Energy Benchmarking Program (statewide) (AB 802 (Public Resources Code §25402.10)), as published July 9, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: BuildingCensus, “Us-Svl-Mpd257, Sunnyvale, California — 2022 benchmarking disclosure”, https://buildingcensus.com/buildings/california/us-svl-mpd257-2c01d0ef (data as of July 9, 2026).