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ASHBURN

Hour	AQI	Class	Responsible Pollutant	Activity Caution	Risk Groups
16:00	3	Good	NO2	None	None
16:00	13	Good	Ozone	None	Children and people with asthma are the groups most at risk.
15:00	2	Good	NO2	None	None
15:00	14	Good	Ozone	None	Children and people with asthma are the groups most at risk.
14:00	2	Good	NO2	None	None
14:00	14	Good	Ozone	None	Children and people with asthma are the groups most at risk.
13:00	2	Good	NO2	None	None
13:00	14	Good	Ozone	None	Children and people with asthma are the groups most at risk.
12:00	2	Good	NO2	None	None
12:00	14	Good	Ozone	None	Children and people with asthma are the groups most at risk.
11:00	2	Good	NO2	None	None
11:00	14	Good	Ozone	None	Children and people with asthma are the groups most at risk.