BuildingCensus

Ka Hale Mo'i

Multifamily Housing in Honolulu, HI · 666 Prospect St, Honolulu

ENERGY STAR score
not reported · 2025
Site EUI
14.5
kBtu/ft²
GHG emissions
136
tCO₂e
GHG intensity
kgCO₂e/ft²
Floor area
71,000
sq ft
Year built
1970
vintage

Ordinance 22-17 (City & County of Honolulu) · reporting year 2025

Benchmarking record

FieldValue
ENERGY STAR score
Site EUI14.5 kBtu/ft²
Source EUI
GHG emissions136 tCO₂e
GHG intensity
Electricity300,867 kWh
Water use3,304 kgal
Gross floor area71,000 sq ft
Source recordhonolulu:04QFJ1937456835:2025

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2025latest14.5 kBtu/ft²136 tCO₂e
202410016.4 kBtu/ft²143 tCO₂e

Compliance context

Ordinance 22-17 (City & County of Honolulu)

Honolulu's Ordinance 22-17 requires commercial buildings over 25,000 sq ft on Oʻahu to benchmark annually, with public disclosure of results.

Program details →

Ownership

No owner listed in the disclosure.

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Location

Address
666 Prospect St, Honolulu
State
Hawaii

Within ~1 km

Nearby benchmarked buildings

This source publishes no coordinates, so nearby buildings can't be resolved yet.

See also: most efficient in Honolulu · biggest emitters

Frequently asked questions

What is Ka Hale Mo'i's energy grade?

Ka Hale Mo'i did not report an ENERGY STAR score in its 2025 disclosure, but its site energy-use intensity was 14.5 kBtu/ft².

How much energy does Ka Hale Mo'i use?

Its 2025 site energy-use intensity was 14.5 kBtu/ft² across 71,000 sq ft, including 300,867 kWh of electricity.

What are Ka Hale Mo'i's carbon emissions?

Ka Hale Mo'i reported 136 tCO₂e of greenhouse-gas emissions for 2025. Honolulu's Ordinance 22-17 requires commercial buildings over 25,000 sq ft on Oʻahu to benchmark annually, with public disclosure of results.

Dataset updated . Source: Better Buildings Benchmarking disclosure, record honolulu:04QFJ1937456835:2025.