CENTURY ALUMINUM OF SOUTH CAROLINA
                    CENTURY ALUMINUM CO
                    Facility Summary
                        3575 HWY 52, GOOSE CREEK, SC, 29445 (BERKELEY)
                                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:
                                                                                            - 18.25 metric tons of Methane (CH4)
                                                                                            - 21.75 metric tons of Nitrous Oxide (N2O)
                                                                                            - 150,044.60 metric tons of Carbon Dioxide (CO2)
                                                                                            - 70,623.18 metric tons of PFCs (PFC)
                                                                                                                        18-month enforcement and compliance history summary for this facility:
                                        
                                                                                                                        Facility: Significant Violation
                                                                
                                                                Clean Air Act: Violation Unaddressed; State Has Lead Enforcement
                                                                Clean Water Act: Terminated Permit
                                                                Resource Conservation and Recovery Act : No Violation Identified
                                                                                                                                    Total Penalties: $52,000
                                                                                                                                                                                                    Last Penalty: 12/31/2021
                                                                                                                        2022 Toxic Substance Releases
        
        | Substance | Total (lbs)  | 
                            Air (lbs)  | 
                            Water (lbs)  | 
                            Land (lbs)  | 
                            UnInj (lbs)  | 
                            Offsite (lbs)  | 
                        
|---|---|---|---|---|---|---|
| 
                            CARBONYL SULFIDE
            
             CASRN: 463-58-1  | 
                613,767.00 | 613,767.00 | 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  | 
                63,526.00 | 63,526.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| 
             
 This substance is an asthmagen. 
    (Source: Association of Occupational and Environmental Clinics (AOEC))
 
    
    
            
 This substance is a clean air act chemical. 
    (Source: U.S. EPA Toxics Release Inventory (TRI))
 
         | 
    ||||||
| Substance | Total | Air | Water | Land | UnInj | Offsite | 
| 
                            CYANIDE COMPOUNDS
            
             CASRN: N106  | 
                33,762.50 | 0.00 | 1.50 | 0.00 | 0.00 | 33,761.00 | 
| 
             
 This substance is a neurotoxin. 
    (Source: Grandjean P, Landrigan PJ. Neurobehavioural effects of developmental toxicity)
 
    
    
    
    
            
 This substance is a clean air act chemical. 
    (Source: U.S. EPA Toxics Release Inventory (TRI))
 
         | 
    ||||||
| Substance | Total | Air | Water | Land | UnInj | Offsite | 
| 
                            POLYCYCLIC AROMATIC COMPOUNDS (TRI CATEGORY)
            
             CASRN: N590  | 
                11,292.00 | 11,262.00 | 0.00 | 0.00 | 0.00 | 30.00 | 
| 
             
 This is a persistent bioaccumulative toxic substance (PBTs). 
    (Source: U.S. EPA Toxics Release Inventory (TRI))
 
    
            
 This substance is a carcinogen. 
    (Source: U.S. Environmental Protection Agency Toxics Release Inventory Basis of OSHA Carcinogens)
 
    
    
    
    
    
    
    
    
            
 This substance is a clean air act chemical. 
    (Source: U.S. EPA Toxics Release Inventory (TRI))
 
         | 
    ||||||
| Substance | Total | Air | Water | Land | UnInj | Offsite | 
| 
                            DINITROTOLUENE
            
             CASRN: 25321-14-6  | 
                4,311.00 | 4,311.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| 
             
 This substance is a neurotoxin. 
    (Source: Grandjean P, Landrigan PJ. Neurobehavioural effects of developmental toxicity)
 
    
    
    
    
             | 
    ||||||
| Substance | Total | Air | Water | Land | UnInj | Offsite | 
| 
                            ALUMINUM
            
             CASRN: 7429-90-5  | 
                2,442.00 | 2,442.00 | 0.00 | 0.00 | 0.00 | 0.00 | 
| 
             
 This substance is a neurotoxin. 
    (Source: Grandjean P, Landrigan PJ. Neurobehavioural effects of developmental toxicity)
 
    
            
 This substance is an endocrine disruptor. 
    (Source: TEDX (The Endocrine Disruption eXchange))
 
    
            
 This substance is an asthmagen. 
    (Source: Association of Occupational and Environmental Clinics (AOEC))
 
    
    
             | 
    ||||||
| Substance | Total | Air | Water | Land | UnInj | Offsite | 
| 
                            COPPER
            
             CASRN: 7440-50-8  | 
                1,324.69 | 1,323.00 | 0.51 | 0.00 | 0.00 | 1.18 | 
| 
             
 This substance is an asthmagen. 
    (Source: Association of Occupational and Environmental Clinics (AOEC))
 
    
    
             | 
    ||||||
| Substance | Total | Air | Water | Land | UnInj | Offsite | 
| 
                            MANGANESE
            
             CASRN: 7439-96-5  | 
                423.20 | 408.00 | 4.40 | 0.00 | 0.00 | 10.80 | 
| 
             
 This substance is a developmental or reproductive toxin. 
    (Source: Plastichem Project)
 
    
            
 This substance is a mutagen. 
    (Source: Plastichem Project)
 
    
            
 This substance is a neurotoxin. 
    (Source: Grandjean P, Landrigan PJ. Neurobehavioural effects of developmental toxicity)
 
    
            
 This substance is an endocrine disruptor. 
    (Source: TEDX (The Endocrine Disruption eXchange))
 
    
            
 This substance is an asthmagen. 
    (Source: Government of Quebec - Agents Causing Occupational Asthma)
 
    
    
            
 This substance is a clean air act chemical. 
    (Source: U.S. EPA Toxics Release Inventory (TRI))
 
         | 
    ||||||
| Substance | Total | Air | Water | Land | UnInj | Offsite | 
| 
                            BENZO[G,H,I]PERYLENE
            
             CASRN: 191-24-2  | 
                273.00 | 273.00 | 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
            
             CASRN: 7439-92-1  | 
                147.77 | 58.50 | 0.03 | 0.00 | 0.00 | 89.24 | 
| 
             
 This is a persistent bioaccumulative toxic substance (PBTs). 
    (Source: U.S. EPA Toxics Release Inventory (TRI))
 
    
            
 This substance is a carcinogen. 
    (Source: U.S. Environmental Protection Agency Toxics Release Inventory Basis of OSHA Carcinogens)
 
    
    
            
 This substance is a developmental or reproductive toxin. 
    (Source: Plastichem Project)
 
    
    
            
 This substance is a neurotoxin. 
    (Source: Grandjean P, Landrigan PJ. Neurobehavioural effects of developmental toxicity)
 
    
            
 This substance is an endocrine disruptor. 
    (Source: TEDX (The Endocrine Disruption eXchange))
 
    
            
 This substance is an asthmagen. 
    (Source: Association of Occupational and Environmental Clinics (AOEC))
 
    
    
             | 
    ||||||
| Substance | Total | Air | Water | Land | UnInj | Offsite |