Facility Profile

CENTURY ALUMINUM SEBREE LLC
CENTURY ALUMINUM CO
Facility Summary
9404 STATE RT 2096, ROBARDS, KY, 42452 (HENDERSON)
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:
- 32.50 metric tons of Methane (CH4)
- 38.74 metric tons of Nitrous Oxide (N2O)
- 348,975.30 metric tons of Carbon Dioxide (CO2)
- 185,811.79 metric tons of PFCs (PFC)
18-month enforcement and compliance history summary for this facility:
Facility: Significant Violation
Clean Air Act: No Violation Identified
Clean Water Act: No Violation Identified
Resource Conservation and Recovery Act : Significant Noncomplier
Total Penalties: $6,000
Last Penalty: 01/06/2023
2022 Toxic Substance Releases
Substance Total
(lbs)
Air
(lbs)
Water
(lbs)
Land
(lbs)
UnInj
(lbs)
Offsite
(lbs)
CARBONYL SULFIDE
CASRN: 463-58-1
275,632.00 275,632.00 0.00 0.00 0.00 0.00
This substance is a clean air act chemical. (Source: U.S. EPA Toxics Release Inventory (TRI))
Substance Total Air Water Land UnInj Offsite
HYDROFLUORIC ACID
CASRN: 7664-39-3
154,851.00 154,851.00 0.00 0.00 0.00 0.00
Substance Total Air Water Land UnInj Offsite
NAPHTHALENE
CASRN: 91-20-3
85,202.00 85,202.00 0.00 0.00 0.00 0.00
Substance Total Air Water Land UnInj Offsite
POLYCYCLIC AROMATIC COMPOUNDS (TRI CATEGORY)
CASRN: N590
17,727.00 17,727.00 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
MANGANESE COMPOUNDS
CASRN: N450
4,789.14 4,649.74 108.59 30.81 0.00 0.00
This substance is a clean air act chemical. (Source: U.S. EPA Toxics Release Inventory (TRI))
Substance Total Air Water Land UnInj Offsite
MERCURY COMPOUNDS
CASRN: N495
939.08 917.51 21.31 0.26 0.00 0.00
Substance Total Air Water Land UnInj Offsite
CHROMIUM
CASRN: 7440-47-3
927.20 922.46 4.56 0.18 0.00 0.00
Substance Total Air Water Land UnInj Offsite
BENZO[G,H,I]PERYLENE
CASRN: 191-24-2
302.00 302.00 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
LEAD COMPOUNDS
CASRN: N420
227.92 222.81 4.85 0.26 0.00 0.00
Substance Total Air Water Land UnInj Offsite
COPPER
CASRN: 7440-50-8
9.86 0.94 8.66 0.26 0.00 0.00
Substance Total Air Water Land UnInj Offsite