Franconia Park

Data time: 10/10/2026 1:00 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	39	PPB
PM10	15	UG/M3
PM2.5	4.2	UG/M3

Historical Data Concentration

Hour	AQI	Class	Program	Responsible Pollutant	Activity Caution	Risk Groups
13:00	0	Good	SO2	SO2
13:00	36	Good	Ozone	Ozone	None	Children and people with asthma are the groups most at risk.
13:00	14	Good	PM10	PM10	None	People with respiratory disease are the group most at risk.
13:00	23	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	38	Good	Ozone	Ozone	None	Children and people with asthma are the groups most at risk.
12:00	14	Good	PM10	PM10	None	People with respiratory disease are the group most at risk.
12:00	27	Good	PM2.5	PM2.5	None	People with respiratory or heart disease, the elderly and children are the groups most at risk.
11:00	0	Good	SO2	SO2
11:00	34	Good	Ozone	Ozone	None	Children and people with asthma are the groups most at risk.
11:00	14	Good	PM10	PM10	None	People with respiratory disease are the group most at risk.
11:00	33	Good	PM2.5	PM2.5	None	People with respiratory or heart disease, the elderly and children are the groups most at risk.
10:00	0	Good	SO2	SO2
10:00	27	Good	Ozone	Ozone	None	Children and people with asthma are the groups most at risk.
10:00	14	Good	PM10	PM10	None	People with respiratory disease are the group most at risk.
10:00	41	Good	PM2.5	PM2.5	None	People with respiratory or heart disease, the elderly and children are the groups most at risk.
09:00	0	Good	SO2	SO2
09:00	12	Good	Ozone	Ozone	None	Children and people with asthma are the groups most at risk.
09:00	14	Good	PM10	PM10	None	People with respiratory disease are the group most at risk.
09:00	46	Good	PM2.5	PM2.5	None	People with respiratory or heart disease, the elderly and children are the groups most at risk.
08:00	0	Good	SO2	SO2
08:00	26	Good	Ozone	Ozone	None	Children and people with asthma are the groups most at risk.
08:00	14	Good	PM10	PM10	None	People with respiratory disease are the group most at risk.