Non-Compliance
TRI Reporter
Clean Air Act
Clean Water Act
RCRA
MAUI ELECTRIC CO (MECO) - KAHULUI GENERATING STATION
Quick Summary
- •Released 170,104 lbs of toxic chemicals to the environment in the most recent TRI reporting year.
- •Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
- •Assessed $0 in total penalties since records began.
- •Reports releases of chemicals classified as known or probable carcinogens.
- Address
-
200 HOBRON LANE
KAHULUI, HI 96732
View on map ↗ - County
- MAUI County
- Industry
- Utilities
- NAICS (North American Industry Classification)
- 221112
- Inspections
- 10 · last Sep 16, 2025
- Total Penalties
- $0
- Registry ID
- 110000486395
How This Compares
#5
of 36 TRI reporters in HI
#225
of 584 TRI reporters in Utilities
Ranked by most recent year's total TRI releases.
Compliance Status (Last 12 Quarters)
Number of calendar quarters, out of the last 12, in which this facility was in violation of its permit. Zero means no recorded violations in that program over the past three years.
0
Air (CAA)
Qtrs Non-Compliant
Qtrs Non-Compliant
4
Water (CWA)
Qtrs Non-Compliant
Qtrs Non-Compliant
0
Hazardous Waste (RCRA)
Qtrs Non-Compliant
Qtrs Non-Compliant
TRI Toxic Chemical Releases
Annual pounds of each toxic chemical released to air, water, and land, as reported to the EPA Toxic Release Inventory. Carcinogen (♦) and PFAS designations are per EPA and IARC classifications.
Emissions Trend (2015–2024)
+60% overall
| Year | Total Releases (lbs) | vs Prior Year |
|---|---|---|
| 2015 | 100,000 | — |
| 2016 | 130,000 | +30% |
| 2017 | 170,104 | +31% |
| 2018 | 150,106 | -12% |
| 2019 | 180,001 | +20% |
| 2020 | 140,000 | -22% |
| 2021 | 140,000 | 0% |
| 2022 | 170,025 | +21% |
| 2023 | 140,001 | -18% |
| 2024 | 160,024 | +14% |
2024
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Benzo[g,h,i]perylene | — | — | — | — | — | |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | — | — | — | — | — | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 160,000 | 160,000 | — | — | — | |
| Lead compounds | 23 | 23 | — | — | 75 | |
| Polycyclic aromatic compounds | 1 | 1 | — | — | — | ♦ Carcinogen |
2023
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Benzo[g,h,i]perylene | — | — | — | — | — | |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | — | — | — | — | — | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 140,000 | 140,000 | — | — | — | |
| Polycyclic aromatic compounds | 1 | 1 | — | — | — | ♦ Carcinogen |
2022
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Benzo[g,h,i]perylene | — | — | — | — | — | |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | — | — | — | — | — | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 170,000 | 170,000 | — | — | — | |
| Lead compounds | 24 | 24 | — | — | 78 | |
| Polycyclic aromatic compounds | 1 | 1 | — | — | — | ♦ Carcinogen |
2021
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Benzo[g,h,i]perylene | — | — | — | — | — | |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | — | — | — | — | — | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 140,000 | 140,000 | — | — | — | |
| Polycyclic aromatic compounds | 0 | 0 | — | — | 1 | ♦ Carcinogen |
2020
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Benzo[g,h,i]perylene | — | — | — | — | — | |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | — | — | — | — | — | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 140,000 | 140,000 | — | — | — | |
| Polycyclic aromatic compounds | 0 | 0 | — | — | — | ♦ Carcinogen |
2019
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 180,000 | 180,000 | — | — | — | |
| Polycyclic aromatic compounds | 1 | 1 | — | — | — | ♦ Carcinogen |
2018
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | — | — | — | — | — | |
| Benzo[g,h,i]perylene | — | — | — | — | — | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 150,000 | 150,000 | — | — | — | |
| Lead compounds | 105 | 23 | 0 | 82 | — | |
| Polycyclic aromatic compounds | 1 | 1 | — | — | — | ♦ Carcinogen |
2017
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | — | — | — | — | — | |
| Benzo[g,h,i]perylene | — | — | — | — | — | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 170,000 | 170,000 | — | — | — | |
| Lead compounds | 104 | 15 | — | 89 | — | |
| Polycyclic aromatic compounds | 1 | 1 | — | — | — | ♦ Carcinogen |
2016
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | — | — | — | — | — | |
| Benzo[g,h,i]perylene | — | — | — | — | — | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 130,000 | 130,000 | — | — | — | |
| Polycyclic aromatic compounds | 0 | 0 | — | — | — | ♦ Carcinogen |
2015
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | — | — | — | — | — | |
| Benzo[g,h,i]perylene | — | — | — | — | — | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 100,000 | 100,000 | — | — | — | |
| Polycyclic aromatic compounds | 0 | 0 | — | — | — | ♦ Carcinogen |
Waste Management & Recycling
How this facility manages toxic chemicals beyond direct releases — through recycling, energy recovery, and on-site or off-site treatment. Data from the most recent TRI reporting year. Quantities in pounds.
| Chemical | Released | Recycled | Energy Recovery | Treated |
|---|
Off-Site Transfer Destinations
Facilities to which toxic chemicals were transferred for disposal, recycling, energy recovery, or treatment during the most recent TRI reporting year. Quantities in pounds.
| Destination | Chemical | Disposal | Recycling | Energy Rec. | Treatment |
|---|---|---|---|---|---|
|
CENTRAL MAUI LANDFILL
PUUNENE, HI
|
Lead compounds | 75 | — | — | — |
Compliance Violations
Individual permit violations recorded by the EPA across air, water, and hazardous waste programs. Open violations are unresolved as of the most recent ECHO data update.
| Program | Type | Violation Date | Return to Compliance | Status |
|---|---|---|---|---|
| rcra | Standards for Used Oil: Generators | Jun 14, 2001 | Nov 26, 2001 | Resolved |
Discharge Limit Exceedances
Instances where this facility's reported discharge monitoring results exceeded its permitted limits under the Clean Water Act. Exceedance percentage shows how far over the permit limit the discharge was.
| Pollutant | Violation | Reported | Limit | Exceedance | Period | Status |
|---|---|---|---|---|---|---|
| Nickel, total recoverable | DMR, Limited - Numeric Violation | 0.05 mg/L | 0.03 | +57% | Mar 2025 | Open |
| Temperature, water deg. fahrenheit | DMR, Limited - Numeric Violation | 111.00 deg F | 98.00 | +13% | Feb 2025 | Open |
| Temperature, water deg. centigrade | DMR, Limited - Numeric Violation | 43.90 deg C | 36.70 | +20% | Feb 2025 | Open |
| Temperature, water deg. centigrade | DMR, Limited - Numeric Violation | 37.60 deg C | 36.70 | +2% | Oct 2023 | Open |
| Temperature, water deg. fahrenheit | DMR, Limited - Numeric Violation | 99.60 deg F | 98.00 | +2% | Oct 2023 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 4.86 kg/d | 4.09 | +19% | Sep 2022 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 4.86 kg/d | 4.09 | +19% | Dec 2021 | Open |
| Temperature, water deg. fahrenheit | DMR, Limited - Numeric Violation | 99.00 deg F | 98.00 | +1% | Dec 2020 | Open |
| Temperature, water deg. centigrade | DMR, Limited - Numeric Violation | 37.20 deg C | 36.70 | +1% | Dec 2020 | Open |
| Nickel, total recoverable | DMR, Limited - Numeric Violation | 0.05 mg/L | 0.03 | +52% | Jun 2020 | Resolved |
| Nickel, total recoverable | DMR, Limited - Numeric Violation | 0.05 mg/L | 0.03 | +52% | Jun 2020 | Resolved |
| Nickel, total recoverable | DMR, Limited - Numeric Violation | 0.05 mg/L | 0.03 | +52% | Jun 2020 | Resolved |
| Nickel, total recoverable | DMR, Limited - Numeric Violation | 0.05 mg/L | 0.03 | +52% | Jun 2020 | Resolved |
| Nickel, total recoverable | DMR, Limited - Numeric Violation | 0.05 mg/L | 0.03 | +52% | Mar 2020 | Resolved |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 7.74 mg/L | 0.15 | +5,060% | Mar 2020 | Open |
| Nickel, total recoverable | DMR, Limited - Numeric Violation | 0.05 mg/L | 0.03 | +52% | Mar 2020 | Resolved |
| Nickel, total recoverable | DMR, Limited - Numeric Violation | 0.05 mg/L | 0.03 | +52% | Mar 2020 | Resolved |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 0.70 mg/L | 0.17 | +314% | Mar 2020 | Open |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 0.87 mg/L | 0.50 | +76% | Mar 2020 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 0.65 mg/L | 0.16 | +318% | Mar 2020 | Open |
| Nickel, total recoverable | DMR, Limited - Numeric Violation | 0.05 mg/L | 0.03 | +52% | Mar 2020 | Resolved |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 7.74 mg/L | 0.18 | +4,130% | Mar 2020 | Open |
| Nitrite + Nitrate total [as N] | DMR, Limited - Numeric Violation | 0.01 mg/L | 0.01 | +33% | Dec 2019 | Open |
| Nitrite + Nitrate total [as N] | DMR, Limited - Numeric Violation | 0.18 mg/L | 0.14 | +28% | Dec 2018 | Open |
| Nitrite + Nitrate total [as N] | DMR, Limited - Numeric Violation | 0.04 mg/L | 0.03 | +6% | Dec 2018 | Open |
| Nitrite + Nitrate total [as N] | DMR, Limited - Numeric Violation | 0.03 mg/L | 0.01 | +211% | Dec 2018 | Open |
| Nitrite + Nitrate total [as N] | DMR, Limited - Numeric Violation | 0.05 mg/L | 0.05 | +3% | Mar 2018 | Open |
| Nitrite + Nitrate total [as N] | DMR, Limited - Numeric Violation | 0.04 mg/L | 0.01 | +289% | Dec 2017 | Open |
| Nitrite + Nitrate total [as N] | DMR, Limited - Numeric Violation | 0.47 mg/L | 0.23 | +107% | Dec 2017 | Open |
| Nitrite + Nitrate total [as N] | DMR, Limited - Numeric Violation | 0.02 mg/L | 0.02 | +27% | Dec 2017 | Open |
| Nitrite + Nitrate total [as N] | DMR, Limited - Numeric Violation | 0.04 mg/L | 0.03 | +21% | Dec 2017 | Open |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 0.54 mg/L | 0.50 | +9% | Dec 2017 | Open |
| Nitrite + Nitrate total [as N] | DMR, Limited - Numeric Violation | 0.16 mg/L | 0.14 | +18% | Dec 2017 | Open |
| Temperature, water deg. fahrenheit | DMR, Limited - Numeric Violation | 99.00 deg F | 98.00 | +1% | Nov 2017 | Open |
| Temperature, water deg. centigrade | DMR, Limited - Numeric Violation | 37.20 deg C | 36.70 | +1% | Nov 2017 | Open |
| Nitrite + Nitrate total [as N] | DMR, Limited - Numeric Violation | 0.06 mg/L | 0.05 | +11% | Jun 2017 | Open |
| Nickel, total recoverable | DMR, Limited - Numeric Violation | 0.03 mg/L | 0.03 | +5% | Mar 2017 | Open |
| Nitrite + Nitrate total [as N] | DMR, Limited - Numeric Violation | 0.26 mg/L | 0.23 | +12% | Mar 2017 | Open |
| Nitrite + Nitrate total [as N] | DMR, Limited - Numeric Violation | 0.26 mg/L | 0.23 | +13% | Dec 2016 | Open |
| Nitrite + Nitrate total [as N] | DMR, Limited - Numeric Violation | 0.04 mg/L | 0.03 | +15% | Dec 2016 | Open |
| Nitrite + Nitrate total [as N] | DMR, Limited - Numeric Violation | 0.05 mg/L | 0.01 | +489% | Dec 2016 | Open |
| Nitrite + Nitrate total [as N] | DMR, Limited - Numeric Violation | 0.02 mg/L | 0.02 | +20% | Dec 2016 | Open |
| Nitrite + Nitrate total [as N] | DMR, Limited - Numeric Violation | 0.21 mg/L | 0.14 | +51% | Dec 2016 | Open |
| Nitrite + Nitrate total [as N] | DMR, Limited - Numeric Violation | 0.09 mg/L | 0.05 | +79% | Jun 2016 | Open |
| Nitrite + Nitrate total [as N] | DMR, Limited - Numeric Violation | 0.03 mg/L | 0.03 | +3% | Mar 2016 | Open |
| Nitrite + Nitrate total [as N] | DMR, Limited - Numeric Violation | 0.07 mg/L | 0.05 | +32% | Mar 2016 | Open |
| Nitrite + Nitrate total [as N] | DMR, Limited - Numeric Violation | 0.23 mg/L | 0.23 | +1% | Mar 2016 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 0.18 mg/L | 0.16 | +15% | Dec 2015 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 0.12 mg/L | 0.12 | +7% | Dec 2015 | Open |
| Nitrite + Nitrate total [as N] | DMR, Limited - Numeric Violation | 0.02 mg/L | 0.02 | +27% | Dec 2015 | Resolved |
Enforcement Actions
Formal enforcement cases brought by the EPA or state agencies, including administrative orders and civil penalties assessed. Penalty amounts reflect what was formally assessed, not necessarily what was collected.
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-HIT000610915-002 · Nov 26, 2001
INSPECTION REPORT WRITTEN
RCRA (Hazardous Waste)
· Case RCRA-HIT000610915-001 · Aug 3, 2001
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