Franconia Park

Data time: 10/31/2026 5:00 PM ET

Location
Address:	Lee District Park
Latitude:	38.77335
Longitude:	-77.10468
Region:	Northern

Air Quality Information
Pollutant	Concentration	Units of Measure
SO2	0	PPB
Ozone	27	PPB
PM10	8	UG/M3
PM2.5	3.6	UG/M3

Historical Data Concentration

Hour	AQI	Class	Program	Responsible Pollutant	Activity Caution	Risk Groups
17:00	0	Good	SO2	SO2
17:00	25	Good	Ozone	Ozone	None	Children and people with asthma are the groups most at risk.
17:00	7	Good	PM10	PM10	None	People with respiratory disease are the group most at risk.
17:00	20	Good	PM2.5	PM2.5	None	People with respiratory or heart disease, the elderly and children are the groups most at risk.
16:00	0	Good	SO2	SO2
16:00	27	Good	Ozone	Ozone	None	Children and people with asthma are the groups most at risk.
16:00	7	Good	PM10	PM10	None	People with respiratory disease are the group most at risk.
16:00	19	Good	PM2.5	PM2.5	None	People with respiratory or heart disease, the elderly and children are the groups most at risk.
15:00	0	Good	SO2	SO2
15:00	29	Good	Ozone	Ozone	None	Children and people with asthma are the groups most at risk.
15:00	8	Good	PM10	PM10	None	People with respiratory disease are the group most at risk.
15:00	19	Good	PM2.5	PM2.5	None	People with respiratory or heart disease, the elderly and children are the groups most at risk.
14:00	0	Good	SO2	SO2
14:00	28	Good	Ozone	Ozone	None	Children and people with asthma are the groups most at risk.
14:00	8	Good	PM10	PM10	None	People with respiratory disease are the group most at risk.
14:00	20	Good	PM2.5	PM2.5	None	People with respiratory or heart disease, the elderly and children are the groups most at risk.
13:00	0	Good	SO2	SO2
13:00	26	Good	Ozone	Ozone	None	Children and people with asthma are the groups most at risk.
13:00	9	Good	PM10	PM10	None	People with respiratory disease are the group most at risk.
13:00	21	Good	PM2.5	PM2.5	None	People with respiratory or heart disease, the elderly and children are the groups most at risk.
12:00	0	Good	SO2	SO2
12:00	26	Good	Ozone	Ozone	None	Children and people with asthma are the groups most at risk.
12:00	9	Good	PM10	PM10	None	People with respiratory disease are the group most at risk.