| Nassau County Department of Health | 
                                                    
                                                    
                                                      | Bureau of Environmental Protection | 
                                                    
                                                    
                                                      | Pesticide Monitoring Program in Nassau County | 
                                                    
                                                    
                                                      | Sources of Pesticides Detected in Nassau County Wells - 2001 | 
                                                    
                                                    
                                                      
                                                          - Controls fungus on beans, carrots,                                                          
 
                                                          - Controls fungus on beans, carrots, celery, corn, conifers and peanuts                                                          
 
                                                          - Can contaminate groundwater after normalprescribed application 
 
                                                            (According to U.S. Govt. Accounting Office)                                                           
                                                          - Most frequently applied fungicide to Long Island Golf Courses                                                          
 
                                                          - Frequently used for turf and ornamental plants in Nassau County
 
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                                                      | DBCP (1,2-Dibromo-3-Chloropropane) | 
                                                    
                                                    
                                                      
                                                          - Controls nematodes on berries, citrus, melons and nuts                                                          
 
                                                          - Low to medium potential to be transformed; high potential to be transported                                                          
 
                                                          - Registration cancelled (banned) by E.P.A.
 
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                                                      | Desethylatrazine (Atrazine) | 
                                                    
                                                    
                                                      
                                                          - Controls many annual broadleaf weeds and certain grasses in corn, sorghum and citrus                                                          
 
                                                          - Also used for general weed control on non-cropped industrial land                                                          
 
                                                          - Second most common pesticide detected in CWS                                                          
 
                                                          - Low potential to be transformed; high potential to be transported 
 
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                                                          - Controls soil insects such as locusts                                                          
 
                                                          - Registration banned by E.P.A. 
 
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                                                      | EDB (1,2-Dibromoethane, Ethylene dibromide) | 
                                                    
                                                    
                                                      
                                                          - Controls insects in soil, stored products, fruits and vegetables and nematodes in soil                                                          
 
                                                          - Used as an additive in leaded gasoline                                                          
 
                                                          - Medium potential to be transformed; high potential to be transported                                                          
 
                                                          - Registration banned by E.P.A. 
 
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                                                          - Controls fungus on potatoes (potato late blight)                                                          
 
                                                          - Eighth most applied fungicide to Long Island Golf Courses                                                          
 
                                                          - Being reviewed by the E.P.A. for carcinogenicity
 
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                                                          - Controls perennials, broadleaf weeds and grasses in non-crop areas                                                          
 
                                                          - High potential to be transported; medium potential to be transformed                                                          
 
                                                          - Can contaminate groundwater after normal prescribed application                                                          
 
                                                          - Applied to Long Island Golf Courses 
 
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                                                      | TCPA (Tetrachloroterephthalic acid) | 
                                                    
                                                    
                                                      
                                                          - Controls many annual grasses and broadleaf weeds                                                          
 
                                                          - A breakdown product (metabolite) of Dacthal                                                          
 
                                                          - Extensively used on home lawns, golf courses and farms 
 
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                                                          - Sixth most applied fungicide to Long Island Golf Courses                                                          
 
                                                          - Frequently used for turf in Nassau County 
 
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