Nonattainment Status for Each County by Year for Delaware Including Previous 1-Hour Ozone Counties

As of December 14, 2012
Listed by County, Pollutant, then Area

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Important Notes

County

Pollutant

AreaName

Nonattainment in Year

Redesignation
to Maintenance

Classification

Cty NA
Whole/
Part

Population
(2010)

FIPS
State/
Cnty

DELAWARE

Kent Co

1-Hr Ozone

Philadelphia-Wilmington-Trenton, PA-NJ-DE-MD

/ /

Severe 15

Whole

162,310

10/001

Kent Co

8-Hr Ozone 1997

Philadelphia-Wilmin-Atlantic City, PA-NJ-MD-DE

/ /

Moderate

Whole

162,310

10/001

New Castle Co

1-Hr Ozone

Philadelphia-Wilmington-Trenton, PA-NJ-DE-MD

/ /

Severe 15

Whole

538,479

10/003

New Castle Co

8-Hr Ozone 1997

Philadelphia-Wilmin-Atlantic City, PA-NJ-MD-DE

/ /

Moderate

Whole

538,479

10/003

New Castle Co

8-Hr Ozone 2008

Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE

/ /

Marginal

Whole

538,479

10/003

New Castle Co

PM-2.5 1997

Philadelphia-Wilmington, PA-NJ-DE

/ /

Whole

538,479

10/003

New Castle Co

PM-2.5 2006

Philadelphia-Wilmington, PA-NJ-DE

/ /

Whole

538,479

10/003

Sussex Co

1-Hr Ozone

Sussex Co, DE

/ /

Marginal

Whole

197,145

10/005

Sussex Co

8-Hr Ozone 1997

Philadelphia-Wilmin-Atlantic City, PA-NJ-MD-DE

/ /

Moderate

Whole

197,145

10/005

Sussex Co

8-Hr Ozone 2008

Seaford, DE

/ /

Marginal

Whole

197,145

10/005

Important Notes

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