Siena Apartments
Multifamily Housing in California, CA · 1245 Sonya Lane, Santa Maria · 93458
AB 802 (Public Resources Code §25402.10) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 87 (band A) |
| Site EUI | 65.9 kBtu/ft² |
| Source EUI | — |
| GHG emissions | 421 tCO₂e |
| GHG intensity | 3.8 kgCO₂e/ft² |
| Electricity | 622,730 kWh |
| Natural gas | 52,748 therms |
| Gross floor area | 112,260 sq ft |
| Source record | california:21501754:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 87 | +4 | 65.9 kBtu/ft² | 421 tCO₂e |
| 2023 | 83 | -3 | 67.7 kBtu/ft² | 460 tCO₂e |
| 2022 | 86 | 65.7 kBtu/ft² | 438 tCO₂e | |
| 2021 | — | — | — |
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
- 1245 Sonya Lane, Santa Maria
- City
- California
- State
- California
- ZIP
- 93458
- Coordinates
- 34.92830, -120.45463
Within ~1 km
Nearby benchmarked buildings
- Liberty Elementaryscore 100
K-12 School · 486,565 sq ft
- 100124 - Santa Maria (La Brea)score 98
Refrigerated Warehouse · 216,777 sq ft
- St. Claire (St229)score —
Multifamily Housing · 165,924 sq ft
- Westgate Courtyardsscore 92
Multifamily Housing · 106,788 sq ft
Other · 72,369 sq ft
Other · 58,893 sq ft
See also: most efficient in California · biggest emitters
Frequently asked questions
What is Siena Apartments's energy grade?
Siena Apartments scores 87 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 Siena Apartments use?
Its 2024 site energy-use intensity was 65.9 kBtu/ft² across 112,260 sq ft, including 622,730 kWh of electricity and 52,748 therms of natural gas.
What are Siena Apartments's carbon emissions?
Siena Apartments reported 421 tCO₂e of greenhouse-gas emissions (3.8 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:21501754:2024.