Facility Profile

HAWAIIAN ELECTRIC CO INC WAIAU GENERATING STATION
HAWAIIAN ELECTRIC INDUSTRIES INC
Facility Summary
475 KAMEHAMEHA HWY, PEARL CITY, HI, 96782 (HONOLULU)
In 2022, this facility made toxic releases of:
- Concern to the air
- Onsite air release of Clean Air Act chemicals
- Onsite release Persistent bioaccumulative toxic substance (PBTs)
- Onsite release of known carcinogens
This facility reported the following greenhouse gas releases for 2022:
- 759.25 metric tons of Methane (CH4)
- 1,809.46 metric tons of Nitrous Oxide (N2O)
- 748,593.50 metric tons of Carbon Dioxide (CO2)
18-month enforcement and compliance history summary for this facility:
Facility: Violation Identified
Clean Air Act: No Violation Identified
Clean Water Act: Violation Identified
Resource Conservation and Recovery Act : No Violation Identified
Total Penalties: $0
Last Penalty: 12/13/2012
2022 Toxic Substance Releases
Substance Total
(lbs)
Air
(lbs)
Water
(lbs)
Land
(lbs)
UnInj
(lbs)
Offsite
(lbs)
SULFURIC ACID
CASRN: 7664-93-9
180,000.00 180,000.00 0.00 0.00 0.00 0.00
Substance Total Air Water Land UnInj Offsite
AMMONIA
CASRN: 7664-41-7
56,600.00 56,600.00 0.00 0.00 0.00 0.00
Substance Total Air Water Land UnInj Offsite
LEAD COMPOUNDS
CASRN: N420
373.70 72.60 2.20 0.00 0.00 298.90
Substance Total Air Water Land UnInj Offsite
POLYCYCLIC AROMATIC COMPOUNDS (TRI CATEGORY)
CASRN: N590
35.20 35.20 0.00 0.00 0.00 0.00
This is a persistent bioaccumulative toxic substance (PBTs). (Source: U.S. EPA Toxics Release Inventory (TRI))
This substance is a clean air act chemical. (Source: U.S. EPA Toxics Release Inventory (TRI))
Substance Total Air Water Land UnInj Offsite
NAPHTHALENE
CASRN: 91-20-3
32.00 32.00 0.00 0.00 0.00 0.00
Substance Total Air Water Land UnInj Offsite
BENZO[G,H,I]PERYLENE
CASRN: 191-24-2
0.50 0.50 0.00 0.00 0.00 0.00
This is a persistent bioaccumulative toxic substance (PBTs). (Source: U.S. EPA Toxics Release Inventory (TRI))
This substance is a clean air act chemical. (Source: U.S. EPA Toxics Release Inventory (TRI))
Substance Total Air Water Land UnInj Offsite