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Division of Air Pollution Control NAAQS Attainment Status



 

National Ambient Air Quality Standards - Attainment Status
 

 

Primary Standards

Secondary Standards

Ohio Attainment Status

Pollutant

Level

Averaging Time

Level

Averaging Time

 

Carbon 
Monoxide

9 ppm (10 mg/m3)

8-hour 

None

Full Attainment

35 ppm (40 mg/m3)

1-hour 

Full Attainment

Lead

0.15 µg/m3 

Rolling 3-Month Average

Same as Primary

Map

1.5 µg/m3

Quarterly Average

Same as Primary

Full Attainment

Nitrogen 
Dioxide

0.053 ppm (100 /m3)

Annual (Arithmetic Mean)

Same as Primary

Full Attainment

100 ppb

1-hour

None

Not Yet Designated

Particulate 
Matter (PM10)

150 µg/m3

24-hour 

Same as Primary

Full Attainment

Particulate 
Matter (PM2.5)

15.0 µg/m3

Annual (Arithmetic Mean)

Same as Primary

Map

35 µg/m3

24-hour 

Same as Primary

Map

Ozone

0.075 ppm (2008 std)

8-hour 

Same as Primary

Not Yet Designated

0.08 ppm (1997 std)

8-hour 

Same as Primary

Full Attainment

0.12 ppm

1-hour 

Same as Primary

Full Attainment  

Sulfur Dioxide

75 ppb

1-hour

None

Not Yet Designated

 

 

 
Ohio EPA logo

Contact the Division of Air Pollution Control
Mailing Address: P.O. Box 1049, Columbus, OH 43216-1049
Street Address: 50 West Town Street, Suite 700 Columbus, OH 43215
Phone: (614) 644-2270 ~ Fax: (614) 644-3681
E-mail Air Pollution Control ~ E-mail E-Check
Emergency Response Hotline (800) 282-9378
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