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Significant Changes since the November 6, 1991 Federal Register (56 FR 56694) on Air Quality Designations and Classifications for 1-Hour Ozone Nonattainment Areas

Ordered Chronologically in Descending Order
As of June 15, 2005


Last Date
     JUNE 21, 2005                                                    
  Cincinnati-Hamilton, OH-KY - OHIO                                     
     Redesignation to Maintenance                                 
         June 21, 2005  Effective June 14, 2005                                          
         Federal Register (70 FR 35945)                         
                                                                               

 
     JUNE 15, 2005                                                    
  Atlanta, GA - GEORGIA                                                 
     Redesignation to Maintenance                                 
         June 15, 2005  Effective June 14, 2005                                          
         Federal Register (70 FR 34660)                         
                                                                               

 
     JUNE 14, 2005                                                    
  Phoenix, AZ - ARIZONA                                                 
     Redesignation to Maintenance                                 
         June 14, 2005  Effective June 14, 2005                                          
         Federal Register (70 FR 34362)                         
                                                                               

 
     OCTOBER 21, 2004                                              
  Kent & Queen Anne's Co.s, MD - MARYLAND                               
     Redesignation to Maintenance                                 
         October 21, 2004  Effective November 22, 2004                                   
         Federal Register (69 FR 61766)                         
                                                                               

 
     APRIL 22, 2004                                                  
  East Kern Co, CA - CALIFORNIA                                         
     Redesignation to Maintenance                                 
         April 22, 2004  Effective June 21, 2004                                         
         Federal Register (69 FR 21731)                         
         Previously Serious                                                    
         Kern Co                                                               

 
     APRIL 16, 2004                                                  
  San Joaquin Valley, CA - CALIFORNIA                                   
     Change to a Higher Classification (Bump-Ups)                
         April 16, 2004  Effective May 17, 2004                                          
         Federal Register (69 FR 20550)                         
         Reclassify from Severe 2005 to Extreme                                

 
     MARCH 12, 2004                                                  
  Birmingham, AL - ALABAMA                                              
     Redesignation to Maintenance                                 
         March 12, 2004  Effective April 12, 2004                                        
         Federal Register (69 FR 11798)                         
         Previously Marginal                                                   
         Jefferson Co, Shelby Co                                               

 
     OCTOBER 07, 2003                                              
  Los Angeles South Coast Air Basin, CA - CALIFORNIA                    
     Boundary Change                                             
         October 07, 2003  Effective November 06, 2003                                   
         Federal Register (68 FR 57820)                         
                                                                               

  Southeast Desert Modified AQMA, CA - CALIFORNIA                       
     Boundary Change                                             
         October 07, 2003  Effective November 06, 2003                                   
         Federal Register (68 FR 57820)                         
                                                                               

 
     SEPTEMBER 26, 2003                                          
  Atlanta, GA - GEORGIA                                                 
     Change to a Higher Classification (Bump-Ups)                
         September 26, 2003  Effective January 01, 2004                                  
         Federal Register (68 FR 55469)                         
         Reclassify from Serious to Severe                                     

 
     JULY 09, 2003                                                    
  Santa Barbara-Santa Maria-Lompoc, CA - CALIFORNIA                     
     Redesignation to Maintenance                                 
         July 09, 2003  Effective August 08, 2003                                        
         Federal Register (68 FR 40789)                         
         Previously Serious                                                    
         Santa Barbara Co                                                      

 
     JUNE 26, 2003                                                    
  San Diego, CA - CALIFORNIA                                            
     Redesignation to Maintenance                                 
         June 26, 2003  Effective July 28, 2003                                          
         Federal Register (68 FR 37976)                         
         Previously Serious                                                    
         San Diego Co                                                          

 
     MAY 12, 2003                                                      
  St Louis, MO-IL - ILLINOIS                                            
     Redesignation to Maintenance                                 
         May 12, 2003  Effective May 12, 2003                                            
         Federal Register (68 FR 25442)                         
         Previously Serious                                                    
         Madison Co, Monroe Co, St Clair Co                                    

  St Louis, MO-IL - MISSOURI                                            
     Redesignation to Maintenance                                 
         May 12, 2003  Effective May 12, 2003                                            
         Federal Register (68 FR 25418)                         
         Previously Serious                                                    
         Franklin Co, Jefferson Co, St Charles Co, St Louis Co, St Louis       

 
     APRIL 17, 2003                                                  
  Door Co, WI - WISCONSIN                                               
     Redesignation to Maintenance                                 
         April 17, 2003  Effective June 16, 2003                                         
         Federal Register (68 FR 18883)                         
         Previously Rural Transport (Marginal)                                 
         Door Co                                                               

  Manitowoc Co, WI - WISCONSIN                                          
     Redesignation to Maintenance                                 
         April 17, 2003  Effective June 16, 2003                                         
         Federal Register (68 FR 18883)                         
         Previously Moderate                                                   
         Manitowoc Co                                                          

 
     JULY 31, 2002                                                    
  Cincinnati-Hamilton, OH-KY - KENTUCKY                                 
     Redesignation to Maintenance                                 
         July 31, 2002  Effective August 30, 2002                                        
         Federal Register (67 FR 49600)                         
         This is different from a normal redesignation: it is a "reinstatement 
         of the redesignation to attainment."  Please review FRN for details.  
         Boone Co, Campbell Co, Kenton Co                                      

 
     DECEMBER 26, 2001                                            
  LaFourche Par, LA - LOUISIANA                                         
     Redesignation to Maintenance                                 
         December 26, 2001  Effective February 25, 2002                                  
         Federal Register (66 FR 66317)                         
         Previously Incomplete Data                                            
         Lafourche Par                                                         

 
     NOVEMBER 08, 2001                                            
  East Kern Co, CA - CALIFORNIA                                         
     Boundary Change                                             
         November 08, 2001  Effective December 10, 2001                                  
         Federal Register (66 FR 56476)                         
         Kern Co                                                               

  San Joaquin Valley, CA - CALIFORNIA                                   
     Boundary Change                                             
         November 08, 2001  Effective December 10, 2001                                  
         Federal Register (66 FR 56476)                         
         Fresno Co, Kern Co, Kings Co, Madera Co, Merced Co, San Joaquin Co,   
         Stanislaus Co, Tulare Co                                              

  San Joaquin Valley, CA - CALIFORNIA                                   
     Change to a Higher Classification (Bump-Ups)                
         November 08, 2001  Effective December 10, 2001                                  
         Federal Register (66 FR 56476)                         
         Reclassify from Serious to Severe 2005                                

 
     OCTOBER 23, 2001                                              
  Louisville, KY-IN - INDIANA                                           
     Redesignation to Maintenance                                 
         October 23, 2001  Effective November 23, 2001                                   
         Federal Register (66 FR 53665)                         
         Previously Moderate                                                   
         Clark Co, Floyd Co                                                    

  Louisville, KY-IN - KENTUCKY                                          
     Redesignation to Maintenance                                 
         October 23, 2001  Effective November 23, 2001                                   
         Federal Register (66 FR 53665)                         
         Previously Moderate                                                   
         Bullitt Co, Jefferson Co, Oldham Co                                   

 
     OCTOBER 19, 2001                                              
  Pittsburgh-Beaver Valley, PA - PENNSYLVANIA                           
     Redesignation to Maintenance                                 
         October 19, 2001  Effective November 19, 2001                                   
         Federal Register (66 FR 53094)                         
         Previously Moderate                                                   
         Allegheny Co, Armstrong Co, Beaver Co, Butler Co, Fayette Co,         
         Washington Co, Westmoreland Co                                        

 
     SEPTEMBER 11, 2001                                          
  Denver-Boulder, CO - COLORADO                                         
     Redesignation to Maintenance                                 
         September 11, 2001  Effective October 11, 2001                                  
         Federal Register (66 FR 47086)                         
         Previously Transitional                                               
         Adams Co, Arapahoe Co, Boulder Co, Denver Co, Douglas Co, Jefferson Co

 
     NOVEMBER 24, 2000                                            
  Allegan Co, MI - MICHIGAN                                             
     Redesignation to Maintenance                                 
         November 24, 2000  Effective January 16, 2001                                   
         Federal Register (65 FR 70490)                         
         Previously Incomplete Data                                            
         Allegan Co                                                            

 
     NOVEMBER 13, 2000                                            
  Flint, MI - MICHIGAN                                                  
     Redesignation to Maintenance                                 
         November 13, 2000  Effective January 16, 2001                                   
         Federal Register (65 FR 67629)                         
         Previously Section 185A                                               
         Genesee Co                                                            

  Saginaw-Bay City-Midland, MI - MICHIGAN                               
     Redesignation to Maintenance                                 
         November 13, 2000  Effective January 16, 2001                                   
         Federal Register (65 FR 67629)                         
         Previously Incomplete Data                                            
         Bay Co, Midland Co, Saginaw Co                                        

 
     AUGUST 30, 2000                                                
  Muskegon, MI - MICHIGAN                                               
     Redesignation to Maintenance                                 
         August 30, 2000  Effective October 18, 2000                                     
         Federal Register (65 FR 52651)                         
         Previously Moderate                                                   
         Muskegon Co                                                           

 
     JULY 22, 1999                                                    
  San Francisco Bay Area, CA - CALIFORNIA                               
     Designation Corrections                                     
         July 22, 1999  Effective August 23, 1999                                        
         Federal Register (64 FR 39416)                         
         Previously  Other                                                     
         Alameda Co, Contra Costa Co, Marin Co, Napa Co, San Francisco Co, San 
         Mateo Co, Santa Clara Co, Solano Co, Sonoma Co                        

 
     JULY 10, 1998                                                    
  San Francisco Bay Area, CA - CALIFORNIA                               
     Designation to Nonattainment                                
         July 10, 1998  Effective August 10, 1998                                        
         Federal Register (63 FR 37258)                         
         Alameda Co, Contra Costa Co, Marin Co, Napa Co, San Francisco Co, San 
         Mateo Co, Santa Clara Co, Solano Co, Sonoma Co                        

 
     FEBRUARY 18, 1998                                            
  Dallas-Fort Worth, TX - TEXAS                                         
     Change to a Higher Classification (Bump-Ups)                
         February 18, 1998  Effective March 20, 1998                                     
         Federal Register (63 FR 8128)                           
         Reclassify from Moderate to Serious                                   

 
     DECEMBER 10, 1997                                            
  Santa Barbara-Santa Maria-Lompoc, CA - CALIFORNIA                     
     Change to a Higher Classification (Bump-Ups)                
         December 10, 1997  Effective January 09, 1998                                   
         Federal Register (62 FR 65025)                         
         Reclassify from Moderate to Serious                                   

 
     DECEMBER 09, 1997                                            
  Evansville, IN - INDIANA                                              
     Redesignation to Maintenance                                 
         December 09, 1997  Effective December 09, 1997                                  
         Federal Register (62 FR 64725)                         
         Previously marginal.                                                  
         Vanderburgh Co                                                        

 
     DECEMBER 05, 1997                                            
  LaFourche Par, LA - LOUISIANA                                         
     Designation Corrections                                     
         December 05, 1997  Effective January 05, 1998                                   
         Federal Register (62 FR 64284)                         
         Lafourche Par                                                         

 
     NOVEMBER 17, 1997                                            
  Richmond, VA - VIRGINIA                                               
     Redesignation to Maintenance                                 
         November 17, 1997  Effective December 17, 1997                                  
         Federal Register (62 FR 61237)                         
         Previously moderate.                                                  
         Charles City Co, Chesterfield Co, Hanover Co, Henrico Co, Colonial    
         Heights, Hopewell, Richmond                                           

 
     NOVEMBER 06, 1997                                            
  Phoenix, AZ - ARIZONA                                                 
     Change to a Higher Classification (Bump-Ups)                
         November 06, 1997  Effective December 08, 1997                                  
         Federal Register (62 FR 60001)                         
         Reclassify from Moderate to Serious                                   

 
     JULY 17, 1997                                                    
  Salt Lake City, UT - UTAH                                             
     Redesignation to Maintenance                                 
         July 17, 1997  Effective August 18, 1997                                        
         Federal Register (62 FR 38213)                         
         Previously Moderate                                                   
         Davis Co, Salt Lake Co                                                

 
     JUNE 26, 1997                                                    
  Norfolk-Virginia Beach-Newport News (Hampton Roads),VA - VIRGINIA     
     Redesignation to Maintenance                                 
         June 26, 1997  Effective July 28, 1997                                          
         Federal Register (62 FR 34408)                         
         Previously Marginal                                                   
         James City Co, York Co, Chesapeake, Hampton, Newport News, Norfolk,   
         Poquoson, Portsmouth, Suffolk, Virginia Beach, Williamsburg           

 
     MAY 19, 1997                                                      
  Portland-Vancouver AQMA, OR-WA - OREGON                               
     Redesignation to Maintenance                                 
         May 19, 1997  Effective June 18, 1997                                           
         Federal Register (62 FR 27204)                         
         Previously Marginal                                                   
         Clackamas Co, Multnomah Co, Washington Co                             

  Portland-Vancouver AQMA, OR-WA - WASHINGTON                           
     Redesignation to Maintenance                                 
         May 19, 1997  Effective June 18, 1997                                           
         Federal Register (62 FR 27204)                         
         Previously Marginal                                                   
         Clark Co                                                              

 
     MAY 07, 1997                                                      
  Reading, PA - PENNSYLVANIA                                            
     Redesignation to Maintenance                                 
         May 07, 1997  Effective June 06, 1997                                           
         Federal Register (62 FR 24826)                         
         Previously Moderate                                                   
         Berks Co                                                              

 
     MAY 02, 1997                                                      
  Lake Charles, LA - LOUISIANA                                          
     Redesignation to Maintenance                                 
         May 02, 1997  Effective June 02, 1997                                           
         Federal Register (62 FR 24036)                         
         Previously Marginal                                                   
         Calcasieu Parish                                                      

 
     MARCH 07, 1997                                                  
  Dayton-Springfield, OH - OHIO                                         
     Designation Corrections                                     
         March 07, 1997  Effective March 07, 1997                                        
         Federal Register (62 FR 10463)                         
         Correctly prints the designation for Montgomery Co from moderate      
         nonattainment to attainment.                                          

 
     FEBRUARY 28, 1997                                            
  Hancock & Waldo Cos, ME - MAINE                                       
     Redesignation to Maintenance                                 
         February 28, 1997  Effective April 27, 1997                                     
         Federal Register (62 FR 9081)                           
         Previously Marginal                                                   
         Hancock Co, Waldo Co                                                  

 
     JANUARY 17, 1997                                              
  Monterey Bay, CA - CALIFORNIA                                         
     Redesignation to Maintenance                                 
         January 17, 1997  Effective March 18, 1997                                      
         Federal Register (62 FR 2597)                           
         Previously Moderate                                                   
         Monterey Co, San Benito Co, Santa Cruz Co                             

 
     JANUARY 06, 1997                                              
  Pointe Coupee Parish, LA - LOUISIANA                                  
     Change to a Lower Classification                            
         January 06, 1997  Effective December 20, 1996                                   
         Federal Register (62 FR 648)                             
         Corrected from a Serious to a Marginal area, and redesignated to      
         attainment.                                                           
         Pointe Coupee Parish                                                  
                                                                               

  Pointe Coupee Parish, LA - LOUISIANA                                  
     Redesignation to Maintenance                                 
         January 06, 1997  Effective December 20, 1996                                   
         Federal Register (62 FR 648)                             
         Corrected from a Serious to a Marginal area, and redesignated to      
         attainment.                                                           
         Pointe Coupee Parish                                                  
                                                                               

 
     OCTOBER 30, 1996                                              
  Nashville, TN - TENNESSEE                                             
     Redesignation to Maintenance                                 
         October 30, 1996  Effective October 30, 1996                                    
         Federal Register (61 FR 55903)                         
         Previously Moderate.                                                  
         Davidson Co, Rutherford Co, Sumner Co, Williamson Co, Wilson Co       

 
     SEPTEMBER 26, 1996                                          
  Seattle-Tacoma, WA - WASHINGTON                                       
     Redesignation to Maintenance                                 
         September 26, 1996  Effective November 25, 1996                                 
         Federal Register (61 FR 50438)                         
         Previously Moderate.                                                  
         King Co, Pierce Co, Snohomish Co                                      

 
     AUGUST 26, 1996                                                
  Kewaunee Co, WI - WISCONSIN                                           
     Redesignation to Maintenance                                 
         August 26, 1996  Effective August 26, 1996                                      
         Federal Register (61 FR 43668)                         
         Previously Moderate                                                   
         Kewaunee county                                                       

  Sheboygan, WI - WISCONSIN                                             
     Redesignation to Maintenance                                 
         August 26, 1996  Effective August 26, 1996                                      
         Federal Register (61 FR 43668)                         
         Previously Moderate                                                   
         Sheboygan county                                                      

  Walworth Co, WI - WISCONSIN                                           
     Redesignation to Maintenance                                 
         August 26, 1996  Effective August 26, 1996                                      
         Federal Register (61 FR 43668)                         
         Previously Marginal                                                   
         Walworth county                                                       

 
     JUNE 21, 1996                                                    
  Grand Rapids, MI - MICHIGAN                                           
     Redesignation to Maintenance                                 
         June 21, 1996  Effective June 21, 1996                                          
         Federal Register (61 FR 31831)                         
         Previously Moderate                                                   
         Kent Co, Ottawa Co                                                    

 
     MAY 07, 1996                                                      
  Cleveland-Akron-Lorain, OH - OHIO                                     
     Redesignation to Maintenance                                 
         May 07, 1996  Effective May 07, 1996                                            
         Federal Register (61 FR 20458)                         
         Previously Moderate.                                                  
         Ashtabula, Cuyahoga, Geauga, Lake, Lorain, Medina, Portage and Summit 
         Counties                                                              

 
     APRIL 02, 1996                                                  
  Beaumont-Port Arthur, TX - TEXAS                                      
     Change to a Lower Classification                            
         April 02, 1996  Effective June 03, 1996                                         
         Federal Register (61 FR 14496)                         
         Reclassified from Serious to Moderate                                 
         Includes Hardin Co, Jefferson Co, Orange Co                           

 
     MARCH 21, 1996                                                  
  Clinton Co, OH - OHIO                                                 
     Redesignation to Maintenance                                 
         March 21, 1996  Effective March 21, 1996                                        
         Federal Register (61 FR 11560)                         
         Previously Section 185A                                               
         Clinton Co                                                            

 
     FEBRUARY 01, 1996                                            
  Columbus, OH - OHIO                                                   
     Redesignation to Maintenance                                 
         February 01, 1996  Effective April 01, 1996                                     
         Federal Register (61 FR 3591)                           
         Previously Marginal.                                                  
         Delaware, Franklin and Licking Counties                               

 
     JANUARY 31, 1996                                              
  Canton, OH - OHIO                                                     
     Redesignation to Maintenance                                 
         January 31, 1996  Effective April 01, 1996                                      
         Federal Register (61 FR 3319)                           
         Previously Marginal.                                                  
         Stark Co.                                                             

  Youngstown-Warren-Sharon, OH-PA - OHIO                                
     Redesignation to Maintenance                                 
         January 31, 1996  Effective April 01, 1996                                      
         Federal Register (61 FR 3319)                           
         Previously Marginal.                                                  
         Mahoning and Trumbull Counties.                                       
         The Pennsylvania portion (Mercer Co.) remains nonattainment.          

 
     DECEMBER 07, 1995                                            
  Tampa-St. Petersburg-Clearwater, FL - FLORIDA                         
     Redesignation to Maintenance                                 
         December 07, 1995  Effective February 05, 1996                                  
         Federal Register (60 FR 62748)                         
         Previously Marginal.                                                  
         Hillsborough and Pinellas Counties                                    

 
     OCTOBER 02, 1995                                              
  New Orleans, LA - LOUISIANA                                           
     Redesignation to Maintenance                                 
         October 02, 1995  Effective December 01, 1995                                   
         Federal Register (60 FR 51354)                         
         Previously Transitional.                                              
         Jefferson, Orleans, St. Bernard and St. Charles Parishes              
                                                                               

 
     SEPTEMBER 12, 1995                                          
  St James Par, LA - LOUISIANA                                          
     Redesignation to Maintenance                                 
         September 12, 1995  Effective November 13, 1995                                 
         Federal Register (60 FR 47280)                         
         Previously Incomplete Data.                                           
         St James Par                                                          

 
     SEPTEMBER 11, 1995                                          
  Lexington-Fayette, KY - KENTUCKY                                      
     Redesignation to Maintenance                                 
         September 11, 1995  Effective November 13, 1995                                 
         Federal Register (60 FR 47089)                         
         Previously Marginal.                                                  
         Fayette and Scott Counties                                            

 
     AUGUST 18, 1995                                                
  Beauregard Par, LA - LOUISIANA                                        
     Redesignation to Maintenance                                 
         August 18, 1995  Effective October 17, 1995                                     
         Federal Register (60 FR 43020)                         
         Previously Incomplete Data.                                           
         Beauregard Parish                                                     

  Grant Par, LA - LOUISIANA                                             
     Redesignation to Maintenance                                 
         August 18, 1995  Effective October 17, 1995                                     
         Federal Register (60 FR 43020)                         
         Previously Incomplete Data.                                           
         Grant Parish                                                          

  LaFourche Par, LA - LOUISIANA                                         
     Redesignation to Maintenance                                 
         August 18, 1995  Effective October 17, 1995                                     
         Federal Register (60 FR 43020)                         
         Previously Incomplete Data.                                           
         Lafourche Parish                                                      

  Lafayette, LA - LOUISIANA                                             
     Redesignation to Maintenance                                 
         August 18, 1995  Effective October 17, 1995                                     
         Federal Register (60 FR 43020)                         
         Previously Transitional.                                              
         Lafayette Parish                                                      

  St Mary Par, LA - LOUISIANA                                           
     Redesignation to Maintenance                                 
         August 18, 1995  Effective October 17, 1995                                     
         Federal Register (60 FR 43020)                         
         Previously Incomplete Data.                                           
         St. Mary Parish                                                       

 
     AUGUST 04, 1995                                                
  Greenbrier Co, WV - WEST VIRGINIA                                     
     Redesignation to Maintenance                                 
         August 04, 1995  Effective September 18, 1995                                   
         Federal Register (60 FR 39857)                         
         Previously Marginal.                                                  
         Greenbrier Co                                                         

 
     AUGUST 01, 1995                                                
  Toledo, OH - OHIO                                                     
     Redesignation to Maintenance                                 
         August 01, 1995  Effective August 01, 1995                                      
         Federal Register (60 FR 39115)                         
         Previously Moderate.                                                  
         Lucas and Wood Counties                                               

 
     JULY 05, 1995                                                    
  Charlotte-Gastonia, NC - NORTH CAROLINA                               
     Redesignation to Maintenance                                 
         July 05, 1995  Effective July 05, 1995                                          
         Federal Register (60 FR 34859)                         
         Previously Moderate.                                                  
         Gaston and Mecklenburg Counties                                       

 
     JUNE 29, 1995                                                    
  Huntington-Ashland, WV-KY - KENTUCKY                                  
     Redesignation to Maintenance                                 
         June 29, 1995  Effective June 29, 1995                                          
         Federal Register (60 FR 33748)                         
         Previously Moderate.                                                  
         Boyd County and Greenup County (part)                                 

 
     JUNE 12, 1995                                                    
  Sunland Park, NM (New Area 1995) - NEW MEXICO                         
     Designation to Nonattainment                                
         June 12, 1995  Effective July 12, 1995                                          
         Federal Register (60 FR 30789)                         
         Dona Ana County (part)                                                
         Classified as Marginal                                                

 
     MAY 22, 1995                                                      
  San Francisco Bay Area, CA - CALIFORNIA                               
     Redesignation to Maintenance                                 
         May 22, 1995  Effective June 21, 1995                                           
         Federal Register (60 FR 27028)                         
         Note:  See the later notice, 63 FR 37258, for Designation to          
         Nonattainment.                                                        
         Previously Moderate.                                                  
         Alameda, Contra Costa, Marin, Napa, San Francisco, San Mateo, Santa   
         Clara Counties and Solano Co. (Southeastern portion) and Sonoma Co.   
         (Souther portion)                                                     
                                                                               

 
     MAY 05, 1995                                                      
  Dayton-Springfield, OH - OHIO                                         
     Redesignation to Maintenance                                 
         May 05, 1995  Effective July 05, 1995                                           
         Federal Register (60 FR 22289)                         
         Previously Moderate.                                                  
         Clark, Greene, Miami and Montgomery Counties                          
                                                                               

 
     APRIL 25, 1995                                                  
  Sacramento Metro, CA - CALIFORNIA                                     
     Change to a Higher Classification (Bump-Ups)                
         April 25, 1995  Effective June 01, 1995                                         
         Federal Register (60 FR 20237)                         
         Reclassify from Serious to Severe 2005                                

 
     MARCH 14, 1995                                                  
  Jersey Co, IL - ILLINOIS                                              
     Redesignation to Maintenance                                 
         March 14, 1995  Effective April 13, 1995                                        
         Federal Register (60 FR 13634)                         
         Previously Marginal.                                                  
         Jersey Co                                                             

 
     MARCH 07, 1995                                                  
  Detroit-Ann Arbor, MI - MICHIGAN                                      
     Redesignation to Maintenance                                 
         March 07, 1995  Effective April 06, 1995                                        
         Federal Register (60 FR 12459)                         
         Previously Moderate.                                                  
         Livingston, Macomb, Monroe, Oakland, St. Clair, Washtenaw and Wayne   
         Counties                                                              

  Victoria, TX - TEXAS                                                  
     Redesignation to Maintenance                                 
         March 07, 1995  Effective May 08, 1995                                          
         Federal Register (60 FR 12453)                         
         Previously Incomplete Data.                                           
         Victoria Co                                                           

 
     FEBRUARY 24, 1995                                            
  Miami-Fort Lauderdale-W. Palm Beach, FL - FLORIDA                     
     Redesignation to Maintenance                                 
         February 24, 1995  Effective April 25, 1995                                     
         Federal Register (60 FR 10325)                         
         Previously Moderate.                                                  
         Dade, Broward and Palm Beach Counties                                 

 
     FEBRUARY 08, 1995                                            
  Columbiana Co, OH - OHIO                                              
     Redesignation to Maintenance                                 
         February 08, 1995  Effective March 10, 1995                                     
         Federal Register (60 FR 7453)                           
         Previously Incomplete Data Area.                                      
         Columbiana Co                                                         

  Preble Co, OH - OHIO                                                  
     Redesignation to Maintenance                                 
         February 08, 1995  Effective March 10, 1995                                     
         Federal Register (60 FR 7453)                           
         Previously Transitional.                                              
         Preble Co                                                             

  Steubenville, OH - OHIO                                               
     Redesignation to Maintenance                                 
         February 08, 1995  Effective March 10, 1995                                     
         Federal Register (60 FR 7453)                           
         Previously Transitional.                                              
         Jefferson County                                                      

 
     FEBRUARY 07, 1995                                            
  Paducah, KY - KENTUCKY                                                
     Redesignation to Maintenance                                 
         February 07, 1995  Effective April 10, 1995                                     
         Federal Register (60 FR 7124)                           
         Previously Marginal.                                                  
         Livingston (part) and Marshall Counties                               

 
     JANUARY 19, 1995                                              
  San Diego, CA - CALIFORNIA                                            
     Change to a Lower Classification                            
         January 19, 1995  Effective February 21, 1995                                   
         Federal Register (60 FR 3771)                           
         Reclassified from Severe to Serious                                   

 
     JANUARY 17, 1995                                              
  Memphis, TN - TENNESSEE                                               
     Redesignation to Maintenance                                 
         January 17, 1995  Effective February 16, 1995                                   
         Federal Register (60 FR 3352)                           
         Previously Marginal.                                                  
         Shelby County                                                         

 
     JANUARY 03, 1995                                              
  Jacksonville, FL - FLORIDA                                            
     Redesignation to Maintenance                                 
         January 03, 1995  Effective March 06, 1995                                      
         Federal Register (60 FR 41)                               
         Previously Transitional.                                              
         Duval County                                                          

 
     DECEMBER 21, 1994                                            
  Huntington-Ashland, WV-KY - WEST VIRGINIA                             
     Redesignation to Maintenance                                 
         December 21, 1994  Effective December 21, 1994                                  
         Federal Register (59 FR 65719)                         
         Previously Moderate.                                                  
         Cabell and Wayne Counties                                             

 
     NOVEMBER 03, 1994                                            
  Edmonson Co, KY - KENTUCKY                                            
     Redesignation to Maintenance                                 
         November 03, 1994  Effective January 03, 1995                                   
         Federal Register (59 FR 55053)                         
         Previously Marginal.                                                  
         Edmonson Co                                                           

  Owensboro, KY - KENTUCKY                                              
     Redesignation to Maintenance                                 
         November 03, 1994  Effective January 03, 1995                                   
         Federal Register (59 FR 55053)                         
         Previously Marginal.                                                  
         Daviess County and Hancock Co. (part)                                 

 
     OCTOBER 31, 1994                                              
  Indianapolis, IN - INDIANA                                            
     Redesignation to Maintenance                                 
         October 31, 1994  Effective November 30, 1994                                   
         Federal Register (59 FR 54391)                         
         Previously Marginal.                                                  
         Marion County                                                         

  South Bend-Elkhart, IN - INDIANA                                      
     Redesignation to Maintenance                                 
         October 31, 1994  Effective November 30, 1994                                   
         Federal Register (59 FR 54391)                         
         Previously Marginal.                                                  
         Elkhart and St. Joseph Counties                                       

 
     SEPTEMBER 06, 1994                                          
  Charleston, WV - WEST VIRGINIA                                        
     Redesignation to Maintenance                                 
         September 06, 1994  Effective September 06, 1994                                
         Federal Register (59 FR 45985)                         
         Previously Moderate.                                                  
         Kanawha and Putnam Counties                                           

  Parkersburg, WV - WEST VIRGINIA                                       
     Redesignation to Maintenance                                 
         September 06, 1994  Effective September 06, 1994                                
         Federal Register (59 FR 45978)                         
         Previously Moderate.                                                  
         Wood County                                                           

 
     APRIL 21, 1994                                                  
  Poughkeepsie, NY - NEW YORK                                           
     Boundary Change                                             
         April 21, 1994  Effective April 21, 1994                                        
         Federal Register (59 FR 18967)                         
         (Marginal) See October 6, 1994 Notice Below                           
         Orange County: Remainder of county (16 towns and cities) joined to    
         Poughkeepsie.                                                         

 
     APRIL 18, 1994                                                  
  Raleigh-Durham, NC - NORTH CAROLINA                                   
     Redesignation to Maintenance                                 
         April 18, 1994  Effective June 17, 1994                                         
         Federal Register (59 FR 18300)                         
         Previously Moderate.                                                  
         Durham, Wake and Granville (Dutchville township part) Counties        

 
     SEPTEMBER 27, 1993                                          
  Knoxville, TN - TENNESSEE                                             
     Redesignation to Maintenance                                 
         September 27, 1993  Effective October 27, 1993                                  
         Federal Register (58 FR 50271)                         
         Previously Marginal.                                                  
         Knox County                                                           

 
     SEPTEMBER 09, 1993                                          
  Greensboro-Winston Salem-High Point, NC - NORTH CAROLINA              
     Redesignation to Maintenance                                 
         September 09, 1993  Effective November 08, 1993                                 
         Federal Register (58 FR 47391)                         
         Previously Moderate.                                                  
         Davidson, Davie, Forsyth and Guilford Counties                        

 
     DECEMBER 15, 1992                                            
  Cherokee Co, SC - SOUTH CAROLINA                                      
     Redesignation to Maintenance                                 
         December 15, 1992  Effective February 16, 1993                                  
         Federal Register (57 FR 59300)                         
         Previously Marginal.                                                  
         Cherokee Co                                                           

 
     NOVEMBER 30, 1992                                            
  Muskegon, MI - MICHIGAN                                               
     Change to a Lower Classification                            
         November 30, 1992  Effective December 30, 1992                                  
         Federal Register (57 FR 56762)                         
         Muskegon Co.                                                          
         Reclassified from Serious to Moderate                                 

  New York-N. New Jersey-Long Island, NY-NJ-CT - NEW YORK               
     Boundary Change                                             
         November 30, 1992  Effective December 30, 1992                                  
         Federal Register (57 FR 56762)                         
         Orange and Putnam Counties: The November 6, 1991 notice indicated that
         the State requested time to study the boundaries and classification   
         for these two counties and that EPA would evaluate the State study.   
         Both counties are in the New York City CMSA.  The following action was
         taken in the November 30, 1992 notice:                                
         o  Putnam County was placed in the Poughkeepsie Nonattainment Area    
         (Marginal).                                                           
         o  The portions of Orange County that remain with the New York        
         nonattainment area (classified Severe-17) are: Blooming Grove,        
         Chester, Highlands, Monroe, Tuxedo, Warwick, and Woodbury.            
         o  The remaining portions of Orange County (16 towns and cities) are  
         designated as attainment.  See April 21, 1994 notice.                 

  Salem, OR - OREGON                                                    
     Boundary Change                                             
         November 30, 1992  Effective December 30, 1992                                  
         Federal Register (57 FR 56762)                         
         Boundary Change from City of Salem to Salem Area Transportation Study 

  Seattle-Tacoma, WA - WASHINGTON                                       
     Boundary Change                                             
         November 30, 1992  Effective December 30, 1992                                  
         Federal Register (57 FR 56762)                         
         Boundary Change (small reduction)                                     

  Sheboygan, WI - WISCONSIN                                             
     Change to a Lower Classification                            
         November 30, 1992  Effective December 30, 1992                                  
         Federal Register (57 FR 56762)                         
         Sheboygan Co.                                                         
         Reclassified from Serious to Moderate                                 

 
     JUNE 23, 1992                                                    
  Kansas City, MO-KS - KANSAS                                           
     Redesignation to Maintenance                                 
         June 23, 1992  Effective July 23, 1992                                          
         Federal Register (57 FR 27936)                         
         Previously Sub-marginal.                                              
         Johnson and Wyandotte Counties                                        

  Kansas City, MO-KS - MISSOURI                                         
     Redesignation to Maintenanc                                 
         June 23, 1992  Effective July 23, 1992                                          
         Federal Register (57 FR 27939)                         
         Previously Sub-marginal.                                              
         Clay, Jackson and Platte Counties                                     

 
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