Twin Towers Parking
Parking in California, CA · 1002 W Santa Ana Blvd, Santa Ana · 92703
At a glance
Twin Towers Parking is a 184,500-square-foot parking building at 1002 W Santa Ana Blvd, Santa Ana in Santa Ana, California, built in 1989. In its 2022 California benchmarking disclosure it reported a site energy-use intensity of 9.1 kBtu/ft² and 115 tCO₂e of greenhouse-gas emissions.
AB 802 (Public Resources Code §25402.10) · reporting year 2022
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 9.1 kBtu/ft² |
| Source EUI | — |
| GHG emissions | 115 tCO₂e |
| GHG intensity | 0.6 kgCO₂e/ft² |
| Electricity | 491,999 kWh |
| Gross floor area | 184,500 sq ft |
| Source record | california:6863848:2022 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2022latest | — | 9.1 kBtu/ft² | 115 tCO₂e | |
| 2020 | — | 9.0 kBtu/ft² | 110 tCO₂e | |
| 2019 | — | 8.7 kBtu/ft² | 114 tCO₂e | |
| 2018 | — | 8.5 kBtu/ft² | 110 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
- 1002 W Santa Ana Blvd, Santa Ana
- City
- California
- State
- California
- ZIP
- 92703
- Coordinates
- 33.74707, -117.87796
Within ~1 km
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See also: most efficient in California · biggest emitters
How does Twin Towers Parking compare with other parking buildings in California?
The latest disclosures cover 440 parking buildings in California, out of 40,029 buildings citywide. Its site EUI of 9.1 kBtu/ft² is about 72% below the average of 32.8 kBtu/ft² — it uses less energy per square foot than the typical building in that group. Its emissions intensity of 0.6 kgCO₂e/ft² is about 71% below the group average of 2.1 kgCO₂e/ft².
At 184,500 sq ft, it is about 23% below the average floor area of 238,274 sq ft for those buildings. Its 1989 construction date is close to the group's average year built (1990). Across all 24 jurisdictions BuildingCensus covers, the 1,071 parking buildings average an ENERGY STAR score of 67 and a site EUI of 40.3 kBtu/ft².
How has Twin Towers Parking's energy performance changed over time?
BuildingCensus holds 4 California disclosures for Twin Towers Parking, covering report years 2018, 2019, 2020, 2022. Site EUI moved from 8.5 kBtu/ft² (2018) to 9.1 kBtu/ft² (2022), an 7% increase. Reported emissions went from 110 tCO₂e to 115 tCO₂e over the same span (up 5%).
What does a site EUI of 9.1 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. Twin Towers Parking's 9.1 kBtu/ft² across 184,500 sq ft works out to about 1.7 billion Btu (492 MWh-equivalent) in 2022. The disclosure also reports 491,999 kWh of electricity for the year.
Which law requires Twin Towers Parking to report its energy use?
Twin Towers Parking 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:6863848:2022). 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 parking buildings in California
- Core West Parking Structure· 184,395 sq ft · EUI 4.3 kBtu/ft²
- Rh2 Schools First Federal Credit Union· 181,620 sq ft · EUI 49.9 kBtu/ft²
- 13120-Hayward Parking Garage· 181,405 sq ft · EUI 2.0 kBtu/ft²
- Avion Burbank - 3770 Tulare· 180,965 sq ft · EUI 2.7 kBtu/ft²
- Parking Garage 2-799 11Th Ave· 179,455 sq ft · EUI 5.2 kBtu/ft²
- 8000 W. Sunset Blvd· 177,513 sq ft · EUI 93.7 kBtu/ft²
- Parking buildings in California· 440 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 Twin Towers Parking's energy grade?
Twin Towers Parking did not report an ENERGY STAR score in its 2022 disclosure, but its site energy-use intensity was 9.1 kBtu/ft².
How much energy does Twin Towers Parking use?
Its 2022 site energy-use intensity was 9.1 kBtu/ft² across 184,500 sq ft, including 491,999 kWh of electricity.
What are Twin Towers Parking's carbon emissions?
Twin Towers Parking reported 115 tCO₂e of greenhouse-gas emissions (0.6 kgCO₂e/ft²) for 2022.
Where is Twin Towers Parking?
Twin Towers Parking is at 1002 W Santa Ana Blvd, Santa Ana, in Santa Ana, California 92703. Its coordinates are 33.74707, -117.87796 (latitude, longitude), as published in the Building Energy Benchmarking Program (statewide) file.
How big is Twin Towers Parking and when was it built?
Twin Towers Parking has 184,500 sq ft of gross floor area, as reported in its 2022 disclosure. The disclosure lists 1989 as its year built. It is classed as parking.
Is Twin Towers Parking 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, “Twin Towers Parking, Santa Ana, California — 2022 benchmarking disclosure”, https://buildingcensus.com/buildings/california/twin-towers-parking-44a43cee (data as of July 9, 2026).