WRR ENVIRONMENTAL SERVICES CO INC
                    CARIBOU CORP
                    Facility Summary
                        5200 RYDER RD, EAU CLAIRE, WI, 54701 (EAU CLAIRE)
                                In 2022, this facility made toxic releases of:
                                                                            - Concern to the air
                                                                                                                                                                                                                                                                - Onsite air release of Clean Air Act chemicals
                                                                                                                                                                                        - Onsite release of known carcinogens
                                                                                                                                                                                    
                                    This facility reported the following greenhouse gas releases for 2022:
                                                                                                                        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: No Violation Identified
                                                                Resource Conservation and Recovery Act : Violation
                                                                                                                                    Total Penalties: $0
                                                                                                                                                                                                    Last Penalty: 07/13/2012
                                                                                                                        2022 Toxic Substance Releases
        
        | Substance | Total (lbs)  | 
                            Air (lbs)  | 
                            Water (lbs)  | 
                            Land (lbs)  | 
                            UnInj (lbs)  | 
                            Offsite (lbs)  | 
                        
|---|---|---|---|---|---|---|
| 
                            BARIUM COMPOUNDS
            
             CASRN: N040  | 
                17,414.00 | 0.00 | 0.00 | 0.00 | 0.00 | 17,414.00 | 
| 
             | 
    ||||||
| Substance | Total | Air | Water | Land | UnInj | Offsite | 
| 
                            METHYLENE CHLORIDE
            
             CASRN: 75-09-2  | 
                1,927.10 | 1,927.10 | 0.00 | 0.00 | 0.00 | 0.00 | 
| 
             
 This substance is a carcinogen. 
    (Source: International Agency for Research on Cancer Monographs On the Evaluation of Carcinogenic Risks to Humans)
 
    
    
    
            
 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: 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 | 
| 
                            CHLOROBENZENE
            
             CASRN: 108-90-7  | 
                1,510.99 | 1,510.99 | 0.00 | 0.00 | 0.00 | 0.00 | 
| 
             
 This substance is a carcinogen. 
    (Source: Plastichem Project)
 
    
    
    
            
 This substance is a mutagen. 
    (Source: Plastichem Project)
 
    
    
    
            
 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 | 
| 
                            TOLUENE
            
             CASRN: 108-88-3  | 
                1,191.87 | 1,191.87 | 0.00 | 0.00 | 0.00 | 0.00 | 
| 
             
 This substance is a developmental or reproductive toxin. 
    (Source: California Proposition 65)
 
    
    
            
 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))
 
    
    
            
 This substance is a clean air act chemical. 
    (Source: U.S. EPA Toxics Release Inventory (TRI))
 
         | 
    ||||||
| Substance | Total | Air | Water | Land | UnInj | Offsite | 
| 
                            XYLENES
            
             CASRN: 1330-20-7  | 
                827.80 | 827.80 | 0.00 | 0.00 | 0.00 | 0.00 | 
| 
             
 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))
 
    
    
            
 This substance is a clean air act chemical. 
    (Source: U.S. EPA Toxics Release Inventory (TRI))
 
         | 
    ||||||
| Substance | Total | Air | Water | Land | UnInj | Offsite | 
| 
                            METHYL ALCOHOL
            
             CASRN: 67-56-1  | 
                488.87 | 488.87 | 0.00 | 0.00 | 0.00 | 0.00 | 
| 
             
 This substance is a developmental or reproductive toxin. 
    (Source: California Proposition 65)
 
    
    
            
 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))
 
    
    
            
 This substance is a clean air act chemical. 
    (Source: U.S. EPA Toxics Release Inventory (TRI))
 
         | 
    ||||||
| Substance | Total | Air | Water | Land | UnInj | Offsite | 
| 
                            1-BROMOPROPANE (NPB)
            
             CASRN: 106-94-5  | 
                306.80 | 306.80 | 0.00 | 0.00 | 0.00 | 0.00 | 
| 
             
 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: California Proposition 65)
 
    
    
            
 This substance is a neurotoxin. 
    (Source: Grandjean P, Landrigan PJ. Neurobehavioural effects of developmental toxicity)
 
    
    
            
 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 | 
| 
                            TRICHLOROETHYLENE
            
             CASRN: 79-01-6  | 
                168.24 | 168.24 | 0.00 | 0.00 | 0.00 | 0.00 | 
| 
             
 This substance is a carcinogen. 
    (Source: International Agency for Research on Cancer Monographs On the Evaluation of Carcinogenic Risks to Humans)
 
    
    
            
 This substance is a developmental or reproductive toxin. 
    (Source: California Proposition 65)
 
    
    
            
 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))
 
    
    
            
 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  | 
                145.93 | 0.00 | 0.00 | 0.00 | 0.00 | 145.93 | 
| 
             
 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 | 
| 
                            ETHYLBENZENE
            
             CASRN: 100-41-4  | 
                120.39 | 120.39 | 0.00 | 0.00 | 0.00 | 0.00 | 
| 
             
 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 mutagen. 
    (Source: European Chemical Agency InfoCards)
 
    
    
            
 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))
 
    
    
            
 This substance is a clean air act chemical. 
    (Source: U.S. EPA Toxics Release Inventory (TRI))
 
         | 
    ||||||
| Substance | Total | Air | Water | Land | UnInj | Offsite | 
| 
                            CYCLOHEXANE
            
             CASRN: 110-82-7  | 
                112.11 | 112.11 | 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 asthmagen. 
    (Source: Association of Occupational and Environmental Clinics (AOEC))
 
    
    
             | 
    ||||||
| Substance | Total | Air | Water | Land | UnInj | Offsite | 
| 
                            METHYLPYRROLIDONE
            
             CASRN: 872-50-4  | 
                80.90 | 80.90 | 0.00 | 0.00 | 0.00 | 0.00 | 
| 
             
 This substance is a developmental or reproductive toxin. 
    (Source: California Proposition 65)
 
    
    
    
            
 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 | 
| 
                            METHYL ISOBUTYL KETONE
            
             CASRN: 108-10-1  | 
                36.41 | 36.41 | 0.00 | 0.00 | 0.00 | 0.00 | 
| 
             
 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: California Proposition 65)
 
    
    
    
    
            
 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 | 
| 
                            BUTYL ALCOHOL
            
             CASRN: 71-36-3  | 
                32.93 | 32.93 | 0.00 | 0.00 | 0.00 | 0.00 | 
| 
             
 This substance is an asthmagen. 
    (Source: Association of Occupational and Environmental Clinics (AOEC))
 
    
    
             | 
    ||||||
| Substance | Total | Air | Water | Land | UnInj | Offsite | 
| 
                            GLYCOL ETHERS
            
             CASRN: N230  | 
                17.40 | 17.40 | 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 |