EPA TRI Facility · Electric Utilities
Hawaiian Electric Co Inc Kahe Generating Station
Kapolei, HI · Parent: Hawaiian Electric Industries Inc
- Total releases
- 3.2M lbs
- Chemicals reported
- 11
- Carcinogens
- 4
- Primary pathway
- Air Releases
AIR Form-R mix
Hawaiian Electric Co Inc Kahe Generating Station: how the 3.2M lbs splits
3.2M lbs across all reported pathways
- Air Releases 3.0M lbs 96.6%
- Off-site Transfers 105.6K lbs 3.4%
- Water Discharges 21 lbs <0.1%
- Land Disposal 0 lbs <0.1%
Hawaiian Electric Co Inc Kahe Generating Station's 3.2M lbs Form-R total is AIR - air releases is 96.6% of the bar. Next segment: off-site transfers at 3.4%. Leading chemical by pounds: Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size).
Carcinogen-classified pounds vs other reported pounds
Same cumulative TRI total as above, split by EPA/IARC carcinogen classification on each chemical: pounds share, not chemical count. Classification is not a site health-risk score.
HEAVY volume AIR pathway CARC-LEAN
Hawaiian Electric Co Inc Kahe Generating Station is an EPA Toxics Release Inventory reporter in Kapolei, HI, in the electric utilities sector. It reported 694.2K lbs of releases across 8 chemicals in 2023, and 3.2M lbs in total across its 2019-2023 reporting years. That ranks 616 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Hawaii's 36 reporting TRI sites, pounds #1 is not chemical-count #1. Hawaiian Electric Co Inc Kahe Generating Station leads reported pounds (3.2M lbs) at 11 chemicals (chemical-count #5). Par Hawaii Refining LLC leads chemical count at 27 chemicals (841.7K lbs, pounds #5). Reported volume rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Ies Downstream LLC - Kapolei Terminal; Par West Refinery; Hawaiian Electric Campbell Industrial Park Generating Sta.; Bomat - Campell Industrial Park (cip). Similar-scale Electric Utilities peers outside Hawaii: Intermountain Power Generating Station; Red-Rochester LLC - Eastman Business Park; Longview Power; Bowen Steam Electric Generating Plant. Other Hawaiian Electric Industries Inc sites in this extract: Hawaiian Electric Co Inc Waiau Generating Station; Maui Electric Co Ltd Kahului Generating Station; Hill Generating Station; Maui Electric Co Ltd Maalaea Generating Station. Largest disclosed chemicals by pounds: Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size); Ammonia; Nickel compounds; Nickel And Nickel Compounds.
In-state chemical count is not the pounds ranking
Hawaii TRI reporters with pounds > 0 and chemicals > 0 (n=36)
- Par Hawaii Refining...
- Hawaiian Electric Co...
What this shows Par Hawaii Refining LLC leads Hawaii chemical count. Hawaiian Electric Co Inc Kahe Generating Station leads reported pounds and sits at chemical-count #5. Chemical count is a disclosure mix, not toxicity or health risk.
Hawaiian Electric Co Inc Kahe Generating Station stamps HEAVY volume with a dominant AIR pathway (96.6% air releases) across 11 chemicals · 4 carcinogen-classified. Cumulative Form-R extract: 3.2M lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Intermountain Power Generating Station and Red-Rochester LLC - Eastman Business Park.
Hawaiian Electric Co Inc Kahe Generating Station vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
3.2M lbs Top 2% higher than 98% of 25,986 reporting TRI facilities
Each bar is a $1M-wide band; taller bars hold more reporting TRI facilities. The dashed line and filled bar mark this facility. Hover, focus, or tap a bar for its full count, share, and position.
Source U.S. Environmental Protection Agency, Toxics Release Inventory · 2023 reporting year
Hawaiian Electric Co Inc Kahe Generating Station inside Honolulu's TRI pounds
Among the 513 Electric Utilities facilities in this database, Hawaiian Electric Co Inc Kahe Generating Station reports the 110th-largest volume, placing it in the top 21.4% of its sector. This one site accounts for 30.2% of every pound reported in Honolulu. Its reported volume is concentrated rather than spread: Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) alone is 73.0% of the total. Scale peers outside Hawaii include Intermountain Power Generating Station and Red-Rochester LLC - Eastman Business Park.
County-dominant here means ≥25% of Honolulu's reported pounds (10.4M lbs county total). Shares only print when the site reports ≥1,000 lbs.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Hawaiian Electric Co Inc Kahe Generating Station's total reported releases rose from 669.8 thousand lb in 2022 to 694.2 thousand lb in 2023, based on EPA TRI filings.
- Hawaiian Electric Co Inc Kahe Generating Station's off-site transfers rose from 21.9 thousand lb in 2022 to 22.9 thousand lb in 2023, based on EPA TRI filings.
- Hawaiian Electric Co Inc Kahe Generating Station's air releases rose from 647.9 thousand lb in 2022 to 671.3 thousand lb in 2023, based on EPA TRI filings.
Hawaiian Electric Co Inc Kahe Generating Station Form-R facts
Compare this facility
See how Hawaiian Electric Co Inc Kahe Generating Station stacks up against nearby facilities and the typical reporter.
11.2× more than the comparison
21% less than the comparison
Comparison reflects reported pounds and chemical counts, not toxicity or health risk. Averages cover facilities reporting any release.
How does this facility release toxic chemicals?
How Hawaiian Electric Co Inc Kahe Generating Station releases toxic chemicals into the environment. Total: 3.2M lbs.
Emissions Trend Summary
From 2019 to 2023, total releases increased by 17% (594.9K lbs to 694.2K lbs).
Hawaiian Electric Co Inc Kahe Generating Station: annual Form-R pounds
HEAVY site · AIR pathway · TRI years 2019–2023
- 2019
- 2020
- 2021
- 2022
- 2023
What this shows Hawaiian Electric Co Inc Kahe Generating Station year-over-year reported totals (increased by 17% from 2019 to 2023). TRI figures are self-reported estimates and can swing with production, waste handling, and reporting changes, not only with controls. Lead chemical in the extract: Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size).
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 594.9K lbs | 8 |
| 2020 | 617.8K lbs | 8 |
| 2021 | 574.1K lbs | 8 |
| 2022 | 669.8K lbs | 8 |
| 2023 | 694.2K lbs | 8 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 4 of 11 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 2.3M lbs | - |
| Ammonia | 672.8K lbs | - |
| Nickel compounds | 99.8K lbs | Carcinogen |
| Nickel And Nickel Compounds | 73.4K lbs | Carcinogen |
| Lead compounds | 2.7K lbs | - |
| Lead And Lead Compounds | 2.0K lbs | - |
| Mercury compounds | 52 lbs | - |
| Polycyclic aromatic compounds | 36 lbs | Carcinogen |
| Mercury And Mercury Compounds | 31 lbs | - |
| Benzo[g,h,i]perylene | 1 lbs | - |
| Dioxin and dioxin-like compounds | 0 lbs | Carcinogen |
Hawaiian Electric Co Inc Kahe Generating Station · AIR-pathway site
Nearest TRI Facilities to Hawaiian Electric Co Inc Kahe Generating Station
Closest other reporters in Hawaii - including Ies Downstream LLC - Kapolei Terminal, Par West Refinery, Hawaiian Electric Campbell Industrial Park Generating Sta., ordered by distance.
Showing 8 of 35 other reporting facilities in Hawaii.
Similar Electric Utilities Facilities
Other Electric Utilities facilities with similar total release volumes (±80%), outside Hawaii - e.g. Intermountain Power Generating Station, Red-Rochester LLC - Eastman Business Park, Longview Power.
Compare beyond Hawaii
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Hawaiian Electric Co Inc Kahe Generating Station on cumulative reported pounds (3.2M lbs) and distinct chemical count (11). Release-pound peers include Pmc Biogenix Inc, Wieland Rolled Products N.a. - East Alton Casting P, St Charles Operations (taft/star) Union Carbide Corp. Chemical-count peers include Puerto Rico Energy LLC - Bayamon Terminal, Lanco Manufacturing Corp, Buckeye Caribbean Terminals LLC (former Scyi). Neighborhoods are forced disjoint so each axis surfaces a different set of sites.
Similar reported release pounds
Nearest out-of-state reporters (≥1,000 lbs) by absolute TRI pounds, not same-industry or same-county neighbors.
- Pmc Biogenix Inc Memphis, TN · Chemicals 3.2M lbs reported
- Wieland Rolled Products N.a. - East Alton Casting P East Alton, IL · Primary Metals 3.1M lbs reported
- St Charles Operations (taft/star) Union Carbide Corp Hahnville, LA · Chemicals 3.2M lbs reported
- Ashland Specialty Ingredients (parlin Plant) Parlin, NJ · Chemicals 3.2M lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
- Puerto Rico Energy LLC - Bayamon Terminal Bayamon, PR · Petroleum Bulk Terminals 11 chemicals
- Lanco Manufacturing Corp San Lorenzo, PR · Chemicals 11 chemicals
- Buckeye Caribbean Terminals LLC (former Scyi) Yabucoa, PR · Petroleum Bulk Terminals 11 chemicals
- Limetree Bay Terminals LLC DBA Ocean Point Terminals Christiansted, VI · Petroleum Bulk Terminals 11 chemicals
Other Hawaiian Electric Industries Inc Facilities
Same-parent TRI sites ranked by reported releases - including Hawaiian Electric Co Inc Waiau Generating Station, Maui Electric Co Ltd Kahului Generating Station, Hill Generating Station.
About TRI Data
Data as of 2023 reporting year. Source: U.S. Environmental Protection Agency (EPA) Toxic Release Inventory.
On this page the largest disclosed chemicals include Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size), Ammonia, Nickel compounds, Nickel And Nickel Compounds; nearby reporters include Ies Downstream LLC - Kapolei Terminal. Hawaiian Electric Co Inc Kahe Generating Station stamps HEAVY volume · AIR pathway · CARC-LEAN carcinogen-lbs on this Form-R extract. Totals are self-reported estimates under EPCRA §313, not measured stack emissions or a health-risk score.
Use and verify this record
This Hawaiian Electric Co Inc Kahe Generating Station TRI extract (HEAVY · AIR · CARC-LEAN · lead Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Hawaiian Electric Co Inc Kahe Generating Station totals are self-reported EPCRA §313 estimates for Kapolei, HI, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 221112 · Electric Utilities. 30.2% of Honolulu TRI pounds in this extract. Nearest ABS peer: Pmc Biogenix Inc (Δ 1.2K lbs). Pounds ≠ exposure.
Hawaiian Electric Co Inc Kahe Generating Station stamps HEAVY volume · AIR pathway · CARC-LEAN · lead Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size). PlainEnviro renders this EPA Form-R extract from its pipeline; no figure is typed in by an editor. Corrections: editorial policy.
All federal data sources used on this page
- EPA Toxics Release Inventory (TRI) Basic Data Files - annual self-reported chemical-release filings. epa.gov
- EPA TRI Program reference - how chemicals and reported releases are counted. epa.gov
- EPA Facility Registry Service - facility location and identity. epa.gov
- EPA ECHO - regulatory and compliance context. epa.gov
- EPA Envirofacts - the EPA data warehouse exposing these datasets. epa.gov