BuildingCensus

Ka Hale Mo'i

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

ENERGY STAR score
not reported · 2025
Site EUI
15.1
kBtu/ft²
GHG emissions
239
tCO₂e
GHG intensity
kgCO₂e/ft²
Floor area
75,000
sq ft
Year built
1970
vintage

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

Benchmarking record

FieldValue
ENERGY STAR score
Site EUI15.1 kBtu/ft²
Source EUI
GHG emissions239 tCO₂e
GHG intensity
Electricity331,979 kWh
Water use1,316 kgal
Gross floor area75,000 sq ft
Source recordhonolulu:04QFJ1935756876:2025

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2025latest15.1 kBtu/ft²239 tCO₂e
202410015.5 kBtu/ft²246 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.

Own or manage this building? Claim it to correct the record and get compliance alerts.

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 15.1 kBtu/ft².

How much energy does Ka Hale Mo'i use?

Its 2025 site energy-use intensity was 15.1 kBtu/ft² across 75,000 sq ft, including 331,979 kWh of electricity.

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

Ka Hale Mo'i reported 239 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:04QFJ1935756876:2025.