10509 Business Drive (Ab 802 Rexford)
Non-Refrigerated Warehouse in California, CA · 10509 Business Drive, Fontana · 92337
At a glance
10509 Business Drive (Ab 802 Rexford) is a 130,788-square-foot non-refrigerated warehouse at 10509 Business Drive, Fontana in Fontana, California, built in 1989. In its 2024 California benchmarking disclosure it reported a site energy-use intensity of 6.1 kBtu/ft² and 53 tCO₂e of greenhouse-gas emissions.
AB 802 (Public Resources Code §25402.10) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 6.1 kBtu/ft² |
| Source EUI | — |
| GHG emissions | 53 tCO₂e |
| GHG intensity | 0.4 kgCO₂e/ft² |
| Electricity | 233,954 kWh |
| Gross floor area | 130,788 sq ft |
| Source record | california:10173618:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 6.1 kBtu/ft² | 53 tCO₂e | |
| 2023 | — | 7.5 kBtu/ft² | 69 tCO₂e | |
| 2022 | — | 8.3 kBtu/ft² | 77 tCO₂e | |
| 2021 | — | 8.4 kBtu/ft² | 67 tCO₂e | |
| 2020 | — | 8.4 kBtu/ft² | 73 tCO₂e | |
| 2019 | — | 8.3 kBtu/ft² | 72 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.
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Location
- Address
- 10509 Business Drive, Fontana
- City
- California
- State
- California
- ZIP
- 92337
- Coordinates
- 34.06217, -117.50831
Within ~1 km
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See also: most efficient in California · biggest emitters
How does 10509 Business Drive (Ab 802 Rexford) compare with other non-refrigerated warehouse buildings in California?
The latest disclosures cover 2,867 non-refrigerated warehouse buildings in California, out of 40,029 buildings citywide. Its site EUI of 6.1 kBtu/ft² is about 72% below the average of 21.7 kBtu/ft² — it uses less energy per square foot than the typical building in that group. Its emissions intensity of 0.4 kgCO₂e/ft² is about 71% below the group average of 1.4 kgCO₂e/ft².
At 130,788 sq ft, it is about 25% below the average floor area of 173,929 sq ft for those buildings. Its 1989 construction date is close to the group's average year built (1988). Across all 24 jurisdictions BuildingCensus covers, the 4,723 non-refrigerated warehouse buildings average an ENERGY STAR score of 66 and a site EUI of 26.0 kBtu/ft².
How has 10509 Business Drive (Ab 802 Rexford)'s energy performance changed over time?
BuildingCensus holds 6 California disclosures for 10509 Business Drive (Ab 802 Rexford), covering report years 2019–2024. Site EUI moved from 8.3 kBtu/ft² (2019) to 6.1 kBtu/ft² (2024), a 27% decrease. Reported emissions went from 72 tCO₂e to 53 tCO₂e over the same span (down 27%).
What does a site EUI of 6.1 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. 10509 Business Drive (Ab 802 Rexford)'s 6.1 kBtu/ft² across 130,788 sq ft works out to about 0.8 billion Btu (234 MWh-equivalent) in 2024. The disclosure also reports 233,954 kWh of electricity for the year.
Which law requires 10509 Business Drive (Ab 802 Rexford) to report its energy use?
10509 Business Drive (Ab 802 Rexford) 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 2024 disclosure (source record california:10173618:2024). 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.
More non-refrigerated warehouse buildings in California
- 17707 South Santa Fe Ave· 130,692 sq ft · score 18 (D)
- 12866 Ann St, Santa Fe Springs, Ca 90670· 130,522 sq ft · score 96 (A)
- 5901 San Leandro Street· 130,513 sq ft · score 95 (A)
- Belmont· 130,500 sq ft · score 90 (A)
- Mid Counties Ind. 2· 130,400 sq ft · score 100 (A)
- Haca· 130,283 sq ft · score 76 (B)
- Non-Refrigerated Warehouse buildings in California· 2,867 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 10509 Business Drive (Ab 802 Rexford)'s energy grade?
10509 Business Drive (Ab 802 Rexford) did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 6.1 kBtu/ft².
How much energy does 10509 Business Drive (Ab 802 Rexford) use?
Its 2024 site energy-use intensity was 6.1 kBtu/ft² across 130,788 sq ft, including 233,954 kWh of electricity.
What are 10509 Business Drive (Ab 802 Rexford)'s carbon emissions?
10509 Business Drive (Ab 802 Rexford) reported 53 tCO₂e of greenhouse-gas emissions (0.4 kgCO₂e/ft²) for 2024.
Where is 10509 Business Drive (Ab 802 Rexford)?
10509 Business Drive (Ab 802 Rexford) is at 10509 Business Drive, Fontana, in Fontana, California 92337. Its coordinates are 34.06217, -117.50831 (latitude, longitude), as published in the Building Energy Benchmarking Program (statewide) file.
How big is 10509 Business Drive (Ab 802 Rexford) and when was it built?
10509 Business Drive (Ab 802 Rexford) has 130,788 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1989 as its year built. It is classed as non-refrigerated warehouse.
Is 10509 Business Drive (Ab 802 Rexford) covered by AB 802 (Public Resources Code §25402.10)?
Yes — it appears in the 2024 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, “10509 Business Drive (Ab 802 Rexford), Fontana, California — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/california/10509-business-drive-ab-802-rexford-faab8c60 (data as of July 9, 2026).