TRI facility · TRI 2024 reporting year

Hawaiian Electric CO INC Kahe Generating Station

Total reported releases 691k lb held roughly steady year over year (-0%). Total releases concentrations are roughly unchanged from 2010.

92-200 FARRINGTON HWY, Kapolei, Hawaii · 221112 · Electric Utilities · operated by Hawaiian Electric Industries INC

TOTAL RELEASES · 20102024
Bar chart of annual values from 2010 to 2024, in lb. Most recent year (2024): 691k.766k'10'12'14'16'18'20'22'24691k
Anomaly engine

Notable Signals

No notable signals at this facility for the current reporting year. See chemicals and equity context below for the full picture.

Chemicals reported · most recent year

What This Facility Releases

GENERALCAS 7664-93-9

Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)

490k lb · -4% YoY

Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) concentrations are roughly unchanged from 2010.

GENERALCAS 7664-41-7

Ammonia

160k lb · +10% YoY

Ammonia concentrations are roughly unchanged from 2010.

CARCINOGENCAS N495

Nickel And Nickel Compounds

40k lb · +8% YoY

Nickel And Nickel Compounds concentrations are up 71% since 2010.

PBTCAS N420

Lead And Lead Compounds

1k lb · +8% YoY

Lead And Lead Compounds concentrations have more than doubled since 2010.

PBTCAS N458

Mercury And Mercury Compounds

17 lb · +8% YoY

Mercury And Mercury Compounds concentrations are roughly unchanged from 2010.

PBTCAS N590

Polycyclic aromatic compounds

6 lb · +7% YoY

Polycyclic aromatic compounds concentrations are up 63% since 2010.

PBTCAS N150

Dioxin and dioxin-like compounds

0 lb · +8% YoY

Dioxin and dioxin-like compounds volumes here are too small to anchor a multi-year trend; YoY movement is still shown above.

PBTCAS 191-24-2

Benzo[g,h,i]perylene

0 lb · 0% YoY

Benzo[g,h,i]perylene volumes here are too small to anchor a multi-year trend; YoY movement is still shown above.

Equity context · ACS 2018-2022 block-group demographics

Who Lives Next To This Facility

Within 3 miles of this facility (11 Census block groups, population-weighted demographics): a population of 16,953. Why we surface this →

POPULATION SHARE
24.5%

Low-income

POPULATION SHARE
87.8%

People of color

POPULATION SHARE
6.5%

Under age 5

POPULATION SHARE
16.1%

Over age 64

Source: Census ACS 2018-2022 block-group demographics, population-weighted across the 3-mile buffer around this facility (from USEPA-clone/EJAM-open blockgroupstats). Indicator-level percentile and EJ-disparity scores are surfaced on the county page and the state page — they describe wider regional exposure burdens, not effects attributable to a single facility.

Source. EPA Toxics Release Inventory · retrieved 2026-05-07. Reporting year 2024. TRI is a federal public-domain dataset under 17 USC §105.

What this is not. TRI quantifies releases reported by the facility under EPCRA §313 — not ambient air or water concentrations measured at receptors. We do not attribute individual health outcomes to specific facilities; that exceeds what the data can support.