40 CFR 81.319 : Protection Of Environment (§ 1.1 To Parts 1851-1899) — (§ 81.1 To Appendix A To Part 81) — Environmental Protection Agency (Continued) (§ 81.1 To Appendix A To Part 81) — Air Programs (Continued) (§ 81.1 To Appendix A To Part 81) — Designation Of Areas For Air Quality Planning Purposes (§ 81.1 To Appendix A To Part 81) — Section 107 Attainment Status Designations (§ 81.300 To § 81.356) — Louisiana.

4 Aug 2016

Link to an amendment published at 81 FR 45049, July 12, 2016.

Louisiana - 1971 Sulfur Dioxide NAAQS (Primary and Secondary)

Designated area	Does not meet primary standards	Does not meet secondary standards	Cannot be classified	Better than national standards
AQCR 019				X
AQCR 022				X
AQCR 106				X

Louisiana - 2010 Sulfur Dioxide NAAQS (Primary)

Designated area	Designation
Date	Type
St. Bernard Parish, LA ¹	10-4-13	Nonattainment.
St. Bernard Parish

¹ Excludes Indian country located in each area, if any, unless otherwise specified.

Louisiana - Carbon Monoxide

Designated area	Designation	Classification
Date ¹	Type	Date ¹	Type
AQCR 019 Monroe-El Dorado Interstate		Unclassifiable/Attainment
Caldwell Parish
Catahoula Parish
Concordia Parish
East Carroll Parish
Franklin Parish
Grant Parish
La Salle Parish
Madison Parish
Morehouse Parish
Ouachita Parish
Richland Parish
Tensas Parish
Union Parish
West Carroll Parish
AQCR 022 Shreveport-Texarkana-Tyler Interstate		Unclassifiable/Attainment
Avoyelles Parish
Bienville Parish
Bossier Parish
Caddo Parish
Claiborne Parish
De Soto Parish
Jackson Parish
Lincoln Parish
Natchitoches Parish
Rapides Parish
Red River Parish
Sabine Parish
Vernon Parish
Webster Parish
Winn Parish
AQCR 106 Southern Louisiana-Southeast Texas Interstate		Unclassifiable/Attainment
Acadia Parish
Allen Parish
Ascension Parish
Assumption Parish
Beauregard Parish
Calcasieu Parish
Cameron Parish
East Baton Rouge Parish
East Feliciana Parish
Evangeline Parish
Iberia Parish
Iberville Parish
Jefferson Davis Parish
Jefferson Parish
Lafayette Parish
Lafourche Parish
Livingston Parish
Orleans Parish
Plaquemines Parish
Pointe Coupee Parish
St. Bernard Parish
St. Charles Parish
St. Helena Parish
St. James Parish
St. John the Baptist Parish
St. Landry Parish
St. Martin Parish
St. Mary Parish
St. Tammany Parish
Tangipahoa Parish
Terrebonne Parish
Vermilion Parish
Washington Parish
West Baton Route Parish
West Feliciana Parish

¹ This date is November 15, 1990, unless otherwise noted.

Louisiana - 1978 Lead NAAQS.

Designated area	Designation	Classification
Date	Type	Date	Type
East Baton Rouge Parish	1/6/92	Unclassifiable
Rest of State Not Designated

Louisiana - Ozone (1-Hour Standard) ²

Designated area	Designation	Classification
Date ¹	Type	Date ¹	Type
Baton Rouge Area:
Ascension Parish	11/15/90	Nonattainment	6/23/03	Severe.
East Baton Rouge Parish	11/15/90	Nonattainment	6/23/03	Severe.
Iberville Parish	11/15/90	Nonattainment	6/23/03	Severe.
Livingston Parish	11/15/90	Nonattainment	6/23/03	Severe.
West Baton Rouge Parish	11/15/90	Nonattainment	6/23/03	Severe.
Beauregard Parish Area:
Beauregard Parish		Attainment
Grant Parish Area:
Grant Parish		Attainment
Lafayette Area:
Lafayette Parish		Attainment
Lafourche Parish Area:
Lafourche Parish	2/25/02	Attainment
Lake Charles Area:
Calcasieu Parish		Attainment
New Orleans Area:
Jefferson Parish		Attainment
Orleans Parish		Attainment
St. Bernard Parish		Attainment
St. Charles Parish		Attainment
Pointe Coupee Area:
Pointe Coupee Parish		Attainment
St. James Parish Area:
St. James Parish		Attainment
St. Mary Parish Area:
St. Mary Parish		Attainment

AQCR 019 Monroe-El Dorado Interstate		Unclassifiable/Attainment
Caldwell Parish
Catahoula Parish
Concordia Parish
East Carroll Parish
Franklin Parish
La Salle Parish
Madison Parish
Morehouse Parish
Ouachita Parish
Richland Parish
Tensas Parish
Union Parish
West Carroll Parish
AQCR 022 Shreveport-Texarkana-Tyler Interstate		Unclassifiable/Attainment
Avoyelles Parish
Bienville Parish
Bossier Parish
Caddo Parish
Claiborne Parish
De Soto Parish
Jackson Parish
Lincoln Parish
Natchitoches Parish
Rapides Parish
Red River Parish
Sabine Parish
Vernon Parish
Webster Parish
Winn Parish
AQCR 106 Southern Louisiana-Southeast Texas Interstate		Unclassifiable/Attainment
Acadia Parish
Allen Parish
Assumption Parish
Cameron Parish
East Feliciana Parish
Evangeline Parish
Iberia Parish
Jefferson Davis Parish
Plaquemines Parish
St. Helena Parish
St. John the Baptist Parish
St. Landry Parish
St. Martin Parish
St. Tammany Parish
Tangipahoa Parish
Terrebonne Parish
Vermilion Parish
Washington Parish
West Feliciana Parish

¹ This date is October 18, 2000, unless otherwise noted.

² The 1-hour ozone standard is revoked effective June 15, 2005 for all areas in Louisiana. The Lafayette, Lake Charles, New Orleans, Pointe Coupee Parish, Beauregard Par, Grant Par, LaFourche Par, St James Par, and St Mary Par areas are maintenance areas for the 1-hour NAAQS for purposes of 40 CFR part 51 subpart X.

Louisiana - 1997 Annual PM2.5 NAAQS

[Primary and secondary]

Designated area	Designation ^a	Classification
Date ¹	Type	Date	Type
AQCR 019 Monroe-El Dorado Interstate:
Caldwell Parish		Unclassifiable/Attainment.
Catahoula Parish		Unclassifiable/Attainment.
Concordia Parish		Unclassifiable/Attainment.
East Carroll Parish		Unclassifiable/Attainment.
Franklin Parish		Unclassifiable/Attainment.
La Salle Parish		Unclassifiable/Attainment.
Madison Parish		Unclassifiable/Attainment.
Morehouse Parish		Unclassifiable/Attainment.
Ouachita Parish		Unclassifiable/Attainment.
Richland Parish		Unclassifiable/Attainment.
Tensas Parish		Unclassifiable/Attainment.
Union Parish		Unclassifiable/Attainment.
West Carroll Parish		Unclassifiable/Attainment.
AQCR 022 Shreveport-Texarkana-Tyler Interstate:		Unclassifiable/Attainment.
Bienville Parish		Unclassifiable/Attainment.
Bossier Parish		Unclassifiable/Attainment.
Caddo Parish		Unclassifiable/Attainment.
Claiborne Parish		Unclassifiable/Attainment.
De Soto Parish		Unclassifiable/Attainment.
Jackson Parish		Unclassifiable/Attainment.
Lincoln Parish		Unclassifiable/Attainment.
Natchitoches Parish		Unclassifiable/Attainment.
Red River Parish		Unclassifiable/Attainment.
Sabine Parish		Unclassifiable/Attainment.
Webster Parish		Unclassifiable/Attainment.
Winn Parish		Unclassifiable/Attainment.
AQCR 106 S. Louisiana-S.E. Texas Interstate:		Unclassifiable/Attainment.
Acadia Parish		Unclassifiable/Attainment.
Allen Parish		Unclassifiable/Attainment.
Ascension Parish		Unclassifiable/Attainment.
Assumption Parish		Unclassifiable/Attainment.
Avoyelles Parish		Unclassifiable/Attainment.
Beauregard Parish		Unclassifiable/Attainment.
Calcasieu Parish		Unclassifiable/Attainment.
Cameron Parish		Unclassifiable/Attainment.
East Baton Rouge Parish		Unclassifiable/Attainment.
East Feliciana Parish		Unclassifiable/Attainment.
Evangeline Parish		Unclassifiable/Attainment.
Grant Parish		Unclassifiable/Attainment.
Iberia Parish		Unclassifiable/Attainment.
Iberville Parish		Unclassifiable/Attainment.
Jefferson Davis Parish		Unclassifiable/Attainment.
Jefferson Parish		Unclassifiable/Attainment.
Lafayette Parish		Unclassifiable/Attainment.
Lafourche Parish		Unclassifiable/Attainment.
Livingston Parish		Unclassifiable/Attainment.
Orleans Parish		Unclassifiable/Attainment.
Plaquemines Parish		Unclassifiable/Attainment.
Pointe Coupee Parish		Unclassifiable/Attainment.
Rapides Parish		Unclassifiable/Attainment.
St. Bernard Parish		Unclassifiable/Attainment.
St. Charles Parish		Unclassifiable/Attainment.
St. Helena Parish		Unclassifiable/Attainment.
St. James Parish		Unclassifiable/Attainment.
St. John the Baptist Parish		Unclassifiable/Attainment.
St. Landry Parish		Unclassifiable/Attainment.
St. Martin Parish		Unclassifiable/Attainment.
St. Tammany Parish		Unclassifiable/Attainment.
Tangipahoa Parish		Unclassifiable/Attainment.
Terrebonne Parish		Unclassifiable/Attainment.
Vermilion Parish		Unclassifiable/Attainment.
Vernon Parish		Unclassifiable/Attainment.
Washington Parish		Unclassifiable/Attainment.
West Baton Rouge Parish		Unclassifiable/Attainment.
West Feliciana Parish		Unclassifiable/Attainment.

^a Includes Indian Country located in each county or area, except as otherwise specified.

¹ This date is 90 days after January 5, 2005, unless otherwise noted.

Louisiana - 2012 Annual PM2.5 NAAQS

[Primary]

Designated area ¹	Designation	Classification
Date ²	Type	Date ²	Type
AQCR 019 Monroe-El Dorado Interstate:
Caldwell Parish		Unclassifiable/Attainment
Catahoula Parish		Unclassifiable/Attainment
Concordia Parish		Unclassifiable/Attainment
East Carroll Parish		Unclassifiable/Attainment
Franklin Parish		Unclassifiable/Attainment
La Salle Parish		Unclassifiable/Attainment
Madison Parish		Unclassifiable/Attainment
Morehouse Parish		Unclassifiable/Attainment
Ouachita Parish		Unclassifiable/Attainment
Richland Parish		Unclassifiable/Attainment
Tensas Parish		Unclassifiable/Attainment
Union Parish		Unclassifiable/Attainment
West Carroll Parish		Unclassifiable/Attainment
AQCR 022 Shreveport-Texarkana-Tyler Interstate:
Bienville Parish		Unclassifiable/Attainment
Bossier Parish		Unclassifiable/Attainment
Caddo Parish		Unclassifiable/Attainment
Claiborne Parish		Unclassifiable/Attainment
De Soto Parish		Unclassifiable/Attainment
Jackson Parish		Unclassifiable/Attainment
Lincoln Parish		Unclassifiable/Attainment
Natchitoches Parish		Unclassifiable/Attainment
Red River Parish		Unclassifiable/Attainment
Sabine Parish		Unclassifiable/Attainment
Webster Parish		Unclassifiable/Attainment
Winn Parish		Unclassifiable/Attainment
AQCR 106 S. Louisiana-S.E. Texas Interstate:
Acadia Parish		Unclassifiable/Attainment
Allen Parish		Unclassifiable/Attainment
Ascension Parish		Unclassifiable/Attainment
Assumption Parish		Unclassifiable/Attainment
Avoyelles Parish		Unclassifiable/Attainment
Beauregard Parish		Unclassifiable/Attainment
Calcasieu Parish		Unclassifiable/Attainment
Cameron Parish		Unclassifiable/Attainment
East Baton Rouge Parish		Unclassifiable/Attainment
East Feliciana Parish		Unclassifiable/Attainment
Evangeline Parish		Unclassifiable/Attainment
Grant Parish		Unclassifiable/Attainment
Iberia Parish		Unclassifiable/Attainment
Iberville Parish		Unclassifiable/Attainment
Jefferson Davis Parish		Unclassifiable/Attainment
Jefferson Parish		Unclassifiable/Attainment
Lafayette Parish		Unclassifiable/Attainment
Lafourche Parish		Unclassifiable/Attainment
Livingston Parish		Unclassifiable/Attainment
Orleans Parish		Unclassifiable/Attainment
Plaquemines Parish		Unclassifiable/Attainment
Pointe Coupee Parish		Unclassifiable/Attainment
Rapides Parish		Unclassifiable/Attainment
St. Bernard Parish		Unclassifiable/Attainment
St. Charles Parish		Unclassifiable/Attainment
St. Helena Parish		Unclassifiable/Attainment
St. James Parish		Unclassifiable/Attainment
St. John the Baptist Parish		Unclassifiable/Attainment
St. Landry Parish		Unclassifiable/Attainment
St. Martin Parish		Unclassifiable/Attainment
St. Tammany Parish		Unclassifiable/Attainment
Tangipahoa Parish		Unclassifiable/Attainment
Terrebonne Parish		Unclassifiable/Attainment
Vermilion Parish		Unclassifiable/Attainment
Vernon Parish		Unclassifiable/Attainment
Washington Parish		Unclassifiable/Attainment
West Baton Rouge Parish		Unclassifiable/Attainment
West Feliciana Parish		Unclassifiable/Attainment

¹ Includes areas of Indian country located in each county or area, except as otherwise specified.

² This date is April 15, 2015, unless otherwise noted.

Louisiana - 1997 24-Hour PM2.5 NAAQS

[Primary and secondary]

Designated area	Designation ^a	Classification
Date ¹	Type	Date	Type
AQCR 019 Monroe-El Dorado Interstate:
Caldwell Parish		Unclassifiable/Attainment.
Catahoula Parish		Unclassifiable/Attainment.
Concordia Parish		Unclassifiable/Attainment.
East Carroll Parish		Unclassifiable/Attainment.
Franklin Parish		Unclassifiable/Attainment.
La Salle Parish		Unclassifiable/Attainment.
Madison Parish		Unclassifiable/Attainment.
Morehouse Parish		Unclassifiable/Attainment.
Ouachita Parish		Unclassifiable/Attainment.
Richland Parish		Unclassifiable/Attainment.
Tensas Parish		Unclassifiable/Attainment.
Union Parish		Unclassifiable/Attainment.
West Carroll Parish		Unclassifiable/Attainment.
AQCR 022 Shreveport-Texarkana-Tyler Interstate:
Bienville Parish		Unclassifiable/Attainment.
Bossier Parish		Unclassifiable/Attainment.
Caddo Parish		Unclassifiable/Attainment.
Claiborne Parish		Unclassifiable/Attainment.
De Soto Parish		Unclassifiable/Attainment.
Jackson Parish		Unclassifiable/Attainment.
Lincoln Parish		Unclassifiable/Attainment.
Natchitoches Parish		Unclassifiable/Attainment.
Red River Parish		Unclassifiable/Attainment.
Sabine Parish		Unclassifiable/Attainment.
Webster Parish		Unclassifiable/Attainment.
Winn Parish		Unclassifiable/Attainment.
AQCR 106 S. Louisiana-S.E. Texas Interstate:
Acadia Parish		Unclassifiable/Attainment.
Allen Parish		Unclassifiable/Attainment.
Ascension Parish		Unclassifiable/Attainment.
Assumption Parish		Unclassifiable/Attainment.
Avoyelles Parish		Unclassifiable/Attainment.
Beauregard Parish		Unclassifiable/Attainment.
Calcasieu Parish		Unclassifiable/Attainment.
Cameron Parish		Unclassifiable/Attainment.
East Baton Rouge Parish		Unclassifiable/Attainment.
East Feliciana Parish		Unclassifiable/Attainment.
Evangeline Parish		Unclassifiable/Attainment.
Grant Parish		Unclassifiable/Attainment.
Iberia Parish		Unclassifiable/Attainment.
Iberville Parish		Unclassifiable/Attainment.
Jefferson Davis Parish		Unclassifiable/Attainment.
Jefferson Parish		Unclassifiable/Attainment.
Lafayette Parish		Unclassifiable/Attainment.
Lafourche Parish		Unclassifiable/Attainment.
Livingston Parish		Unclassifiable/Attainment.
Orleans Parish		Unclassifiable/Attainment.
Plaquemines Parish		Unclassifiable/Attainment.
Pointe Coupee Parish		Unclassifiable/Attainment.
Rapides Parish		Unclassifiable/Attainment.
St. Bernard Parish		Unclassifiable/Attainment.
St. Charles Parish		Unclassifiable/Attainment.
St. Helena Parish		Unclassifiable/Attainment.
St. James Parish		Unclassifiable/Attainment.
St. John the Baptist Parish		Unclassifiable/Attainment.
St. Landry Parish		Unclassifiable/Attainment.
St. Martin Parish		Unclassifiable/Attainment.
St. Tammany Parish		Unclassifiable/Attainment.
Tangipahoa Parish		Unclassifiable/Attainment.
Terrebonne Parish		Unclassifiable/Attainment.
Vermilion Parish		Unclassifiable/Attainment.
Vernon Parish		Unclassifiable/Attainment.
Washington Parish		Unclassifiable/Attainment.
West Baton Rouge Parish		Unclassifiable/Attainment.
West Feliciana Parish		Unclassifiable/Attainment.

^a Includes Indian Country located in each county or area, except as otherwise specified.

¹ This date is 90 days after January 5, 2005, unless otherwise noted.

Louisiana - 2006 24-Hour PM2.5 NAAQS

[Primary and secondary]

Designated area	Designation ^a	Classification
Date ¹	Type	Date	Type
AQCR 019 Monroe-El Dorado Interstate:
Caldwell Parish		Unclassifiable/Attainment.
Catahoula Parish		Unclassifiable/Attainment.
Concordia Parish		Unclassifiable/Attainment.
East Carroll Parish		Unclassifiable/Attainment.
Franklin Parish		Unclassifiable/Attainment.
La Salle Parish		Unclassifiable/Attainment.
Madison Parish		Unclassifiable/Attainment.
Morehouse Parish		Unclassifiable/Attainment.
Ouachita Parish		Unclassifiable/Attainment.
Richland Parish		Unclassifiable/Attainment.
Tensas Parish		Unclassifiable/Attainment.
Union Parish		Unclassifiable/Attainment.
West Carroll Parish		Unclassifiable/Attainment.
AQCR 022 Shreveport-Texarkana-Tyler Interstate:
Bienville Parish		Unclassifiable/Attainment.
Bossier Parish		Unclassifiable/Attainment.
Caddo Parish		Unclassifiable/Attainment.
Claiborne Parish		Unclassifiable/Attainment.
De Soto Parish		Unclassifiable/Attainment.
Jackson Parish		Unclassifiable/Attainment.
Lincoln Parish		Unclassifiable/Attainment.
Natchitoches Parish		Unclassifiable/Attainment.
Red River Parish		Unclassifiable/Attainment.
Sabine Parish		Unclassifiable/Attainment.
Webster Parish		Unclassifiable/Attainment.
Winn Parish		Unclassifiable/Attainment.
AQCR 106 S. Louisiana-S.E. Texas Interstate:
Acadia Parish		Unclassifiable/Attainment.
Allen Parish		Unclassifiable/Attainment.
Ascension Parish		Unclassifiable/Attainment.
Assumption Parish		Unclassifiable/Attainment.
Avoyelles Parish		Unclassifiable/Attainment.
Beauregard Parish		Unclassifiable/Attainment.
Calcasieu Parish		Unclassifiable/Attainment.
Cameron Parish		Unclassifiable/Attainment.
East Baton Rouge Parish		Unclassifiable/Attainment.
East Feliciana Parish		Unclassifiable/Attainment.
Evangeline Parish		Unclassifiable/Attainment.
Grant Parish		Unclassifiable/Attainment.
Iberia Parish		Unclassifiable/Attainment.
Iberville Parish		Unclassifiable/Attainment.
Jefferson Davis Parish		Unclassifiable/Attainment.
Jefferson Parish		Unclassifiable/Attainment.
Lafayette Parish		Unclassifiable/Attainment.
Lafourche Parish		Unclassifiable/Attainment.
Livingston Parish		Unclassifiable/Attainment.
Orleans Parish		Unclassifiable/Attainment.
Plaquemines Parish		Unclassifiable/Attainment.
Pointe Coupee Parish		Unclassifiable/Attainment.
Rapides Parish		Unclassifiable/Attainment.
St. Bernard Parish		Unclassifiable/Attainment.
St. Charles Parish		Unclassifiable/Attainment.
St. Helena Parish		Unclassifiable/Attainment.
St. James Parish		Unclassifiable/Attainment.
St. John the Baptist Parish		Unclassifiable/Attainment.
St. Landry Parish		Unclassifiable/Attainment.
St. Martin Parish		Unclassifiable/Attainment.
St. Tammany Parish		Unclassifiable/Attainment.
Tangipahoa Parish		Unclassifiable/Attainment.
Terrebonne Parish		Unclassifiable/Attainment.
Vermilion Parish		Unclassifiable/Attainment.
Vernon Parish		Unclassifiable/Attainment.
Washington Parish		Unclassifiable/Attainment.
West Baton Rouge Parish		Unclassifiable/Attainment.
West Feliciana Parish		Unclassifiable/Attainment.

^a Includes Indian Country located in each county or area, except as otherwise specified.

¹ This date is 30 days after November 13, 2009, unless otherwise noted.

Louisiana - NO2 (1971 Annual Standard)

Designated area	Does not meet primary standards	Cannot be classified or better than national standards
AQCR 019		X
AQCR 022		X
AQCR 106		X

Louisiana - NO2 (2010 1-Hour Standard)

Designated area	Designation ^a
Date ¹	Type
Acadia Parish		Unclassifiable/Attainment.
Allen Parish		Unclassifiable/Attainment.
Ascension Parish		Unclassifiable/Attainment.
Assumption Parish		Unclassifiable/Attainment.
Avoyelles Parish		Unclassifiable/Attainment.
Beauregard Parish		Unclassifiable/Attainment.
Bienville Parish		Unclassifiable/Attainment.
Bossier Parish		Unclassifiable/Attainment.
Caddo Parish		Unclassifiable/Attainment.
Calcasieu Parish		Unclassifiable/Attainment.
Caldwell Parish		Unclassifiable/Attainment.
Cameron Parish		Unclassifiable/Attainment.
Catahoula Parish		Unclassifiable/Attainment.
Claiborne Parish		Unclassifiable/Attainment.
Concordia Parish		Unclassifiable/Attainment.
De Soto Parish		Unclassifiable/Attainment.
East Baton Rouge Parish		Unclassifiable/Attainment.
East Carroll Parish		Unclassifiable/Attainment.
East Feliciana Parish		Unclassifiable/Attainment.
Evangeline Parish		Unclassifiable/Attainment.
Franklin Parish		Unclassifiable/Attainment.
Grant Parish		Unclassifiable/Attainment.
Iberia Parish		Unclassifiable/Attainment.
Iberville Parish		Unclassifiable/Attainment.
Jackson Parish		Unclassifiable/Attainment.
Jefferson Davis Parish		Unclassifiable/Attainment.
Jefferson Parish		Unclassifiable/Attainment.
La Salle Parish		Unclassifiable/Attainment.
Lafayette Parish		Unclassifiable/Attainment.
Lafourche Parish		Unclassifiable/Attainment.
Lincoln Parish		Unclassifiable/Attainment.
Livingston Parish		Unclassifiable/Attainment.
Madison Parish		Unclassifiable/Attainment.
Morehouse Parish		Unclassifiable/Attainment.
Natchitoches Parish		Unclassifiable/Attainment.
Orleans Parish		Unclassifiable/Attainment.
Ouachita Parish		Unclassifiable/Attainment.
Plaquemines Parish		Unclassifiable/Attainment.
Pointe Coupee Parish		Unclassifiable/Attainment.
Rapides Parish		Unclassifiable/Attainment.
Red River Parish		Unclassifiable/Attainment.
Richland Parish		Unclassifiable/Attainment.
Sabine Parish		Unclassifiable/Attainment.
St. Bernard Parish		Unclassifiable/Attainment.
St. Charles Parish		Unclassifiable/Attainment.
St. Helena Parish		Unclassifiable/Attainment.
St. James Parish		Unclassifiable/Attainment.
St. John the Baptist Parish		Unclassifiable/Attainment.
St. Landry Parish		Unclassifiable/Attainment.
St. Martin Parish		Unclassifiable/Attainment.
St. Tammany Parish		Unclassifiable/Attainment.
Tangipahoa Parish		Unclassifiable/Attainment.
Terrebonne Parish		Unclassifiable/Attainment.
Tensas Parish		Unclassifiable/Attainment.
Vermilion Parish		Unclassifiable/Attainment.
Vernon Parish		Unclassifiable/Attainment.
Union Parish		Unclassifiable/Attainment.
Washington Parish		Unclassifiable/Attainment.
Webster Parish		Unclassifiable/Attainment.
West Baton Rouge Parish		Unclassifiable/Attainment.
West Carroll Parish		Unclassifiable/Attainment.
West Feliciana Parish		Unclassifiable/Attainment.
Winn Parish		Unclassifiable/Attainment

^a Includes Indian Country located in each county or area, except as otherwise specified.

¹ This date is 90 days after October 31, 2011, unless otherwise noted.

Louisiana - PM-10

Designated area	Designation	Classification
Date	Type	Date	Type
AQCR 019	11/15/90	Unclassifiable
AQCR 022	11/15/90	Unclassifiable
AQCR 106	11/15/90	Unclassifiable

Louisiana - 1997 8-Hour Ozone NAAQS (Primary and Secondary)

Designated area	Designation ^a	Category/classification
Date ¹	Type	Date ¹	Type
Baton Rouge Area:
Ascension Parish	( ²)	Attainment.
East Baton Rouge Parish	( ²)	Attainment.
Iberville Parish	( ²)	Attainment.
Livingston Parish	( ²)	Attainment.
West Baton Rouge Parish	( ²)	Attainment
Beauregard Parish Area, LA:
Beauregard Parish		Unclassifiable/Attainment
Grant Parish Area:
Grant Parish		Unclassifiable/Attainment
Lafayette Area:
Lafayette Parish		Unclassifiable/Attainment
Lafourche Parish Area:
Lafourche Parish		Unclassifiable/Attainment
Lake Charles Area:
Calcasieu Parish		Unclassifiable/Attainment
New Orleans Area:
Jefferson Parish		Unclassifiable/Attainment
Orleans Parish		Unclassifiable/Attainment
St. Bernard Parish		Unclassifiable/Attainment
St. Charles Parish		Unclassifiable/Attainment
Pointe Coupee Area:
Pointe Coupee Parish		Unclassifiable/Attainment
St. James Parish Area:
St. James Parish		Unclassifiable/Attainment
St. Mary Parish Area:
St. Mary Parish		Unclassifiable/Attainment
AQCR 019 Monroe-El Dorado Interstate		Unclassifiable/Attainment
Caldwell Parish
Catahoula Parish
Concordia Parish
East Carroll Parish
Franklin Parish
La Salle Parish
Madison Parish
Morehouse Parish
Ouachita Parish
Richland Parish
Tensas Parish
Union Parish
West Carroll Parish
AQCR 022 Shreveport-Texarkana-Tyler Interstate		Unclassifiable/Attainment
Bienville Parish
Bossier Parish
Caddo Parish
Claiborne Parish
De Soto Parish
Jackson Parish
Lincoln Parish
Natchitoches Parish
Red River Parish
Sabine Parish
Webster Parish
Winn Parish
AQCR 106 S. Louisiana-S.E. Texas Interstate:
St. John the Baptist Parish		Unclassifiable/Attainment
AQCR 106 S. Louisiana-S.E. Texas Interstate		Unclassifiable/Attainment
Acadia Parish
Allen Parish
Assumption Parish
Avoyelles Parish
Cameron Parish
East Feliciana Parish
Evangeline Parish
Iberia Parish
Jefferson Davis Parish
Plaquemines Parish
Rapides Parish
St. Helena Parish
St. Landry Parish
St. Martin Parish
St. Tammany Parish
Tangipahoa Parish
Terrebonne Parish
Vermilion Parish
Vernon Parish
Washington Parish
West Feliciana Parish

^a Includes Indian Country located in each county or area, except as otherwise specified.

¹ This date is June 15, 2004, unless otherwise noted.

² Effective December 30, 2011.

Louisiana - 2008 8-Hour Ozone NAAQS (Primary and secondary)

Designated area	Designation	Classification
Date ¹	Type	Date ¹	Type
Baton Rouge, LA: ²		Nonattainment		Marginal.
Ascension Parish
East Baton Rouge Parish
Iberville Parish
Livingston Parish
West Baton Rouge Parish
AQCR 019 Monroe-El Dorado Interstate: ³
Caldwell Parish		Unclassifiable/Attainment
Catahoula Parish		Unclassifiable/Attainment
Concordia Parish		Unclassifiable/Attainment
East Carroll Parish		Unclassifiable/Attainment
Franklin Parish		Unclassifiable/Attainment
La Salle Parish		Unclassifiable/Attainment
Madison Parish		Unclassifiable/Attainment
Morehouse Parish		Unclassifiable/Attainment
Ouachita Parish		Unclassifiable/Attainment
Richland Parish		Unclassifiable/Attainment
Tensas Parish		Unclassifiable/Attainment
Union Parish		Unclassifiable/Attainment
West Carroll Parish		Unclassifiable/Attainment
AQCR 022 Shreveport-Texarkana-Tyler Interstate: ³
Bienville Parish		Unclassifiable/Attainment
Bossier Parish		Unclassifiable/Attainment
Caddo Parish		Unclassifiable/Attainment
Claiborne Parish		Unclassifiable/Attainment
De Soto Parish		Unclassifiable/Attainment
Jackson Parish		Unclassifiable/Attainment
Lincoln Parish		Unclassifiable/Attainment
Natchitoches Parish		Unclassifiable/Attainment
Red River Parish		Unclassifiable/Attainment
Sabine Parish		Unclassifiable/Attainment
Webster Parish		Unclassifiable/Attainment
Winn Parish		Unclassifiable/Attainment
AQCR 106 S. Louisiana-SE. Texas Interstate: (remainder) ³
Acadia Parish		Unclassifiable/Attainment
Allen Parish		Unclassifiable/Attainment
Assumption Parish		Unclassifiable/Attainment
Avoyelles Parish		Unclassifiable/Attainment
Beauregard Parish		Unclassifiable/Attainment
Calcasieu Parish		Unclassifiable/Attainment
Cameron Parish		Unclassifiable/Attainment
East Feliciana Parish		Unclassifiable/Attainment
Evangeline Parish		Unclassifiable/Attainment
Grant Parish		Unclassifiable/Attainment
Iberia Parish		Unclassifiable/Attainment
Jefferson Davis Parish		Unclassifiable/Attainment
Jefferson Parish		Unclassifiable/Attainment
Lafayette Parish		Unclassifiable/Attainment
Lafourche Parish		Unclassifiable/Attainment
Orleans Parish		Unclassifiable/Attainment
Plaquemines Parish		Unclassifiable/Attainment
Pointe Coupee Parish		Unclassifiable/Attainment
Rapides Parish		Unclassifiable/Attainment
St. Bernard Parish		Unclassifiable/Attainment
St. Charles Parish		Unclassifiable/Attainment
St. Helena Parish		Unclassifiable/Attainment
St. James Parish		Unclassifiable/Attainment
St. John the Baptist Parish		Unclassifiable/Attainment
St. Landry Parish		Unclassifiable/Attainment
St. Martin Parish		Unclassifiable/Attainment
St. Mary Parish		Unclassifiable/Attainment
St. Tammany Parish		Unclassifiable/Attainment
Tangipahoa Parish		Unclassifiable/Attainment
Terrebonne Parish		Unclassifiable/Attainment
Vermilion Parish		Unclassifiable/Attainment
Vernon Parish		Unclassifiable/Attainment
Washington Parish		Unclassifiable/Attainment
West Feliciana Parish		Unclassifiable/Attainment

¹ This date is July 20, 2012, unless otherwise noted.

² Excludes Indian country located in each area, unless otherwise noted.

³ Includes any Indian country in each county or area, unless otherwise specified.

Louisiana - 2008 Lead NAAQS

Designated area	Designation for the 2008 NAAQS ^a
Date ¹	Type
Whole State		Unclassifiable/Attainment.

^a Includes Indian Country located in each county or area, except as otherwise specified.

¹ December 31, 2011 unless otherwise noted.

Editorial Note:

For Federal Register citations affecting § 81.319, see the List of CFR Sections Affected, which appears in the Finding Aids section of the printed volume and at www.fdsys.gov.

40 CFR 81.319

[43 FR 8964, Mar. 3, 1978]