Franconia Park

Data time: 6/5/2026 11:00 AM ET

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

Air Quality Information
Pollutant	Concentration	Units of Measure
SO2	1	PPB
Ozone	78	PPB
PM10	18	UG/M3
PM2.5	8.1	UG/M3

Historical Data Concentration

Hour	AQI	Class	Program	Responsible Pollutant	Activity Caution	Risk Groups
11:00	1	Good	SO2	SO2
11:00	126	Unhealthy for Sensitive Groups	Ozone	Ozone	Increasing likelihood of respiratory symptoms and breathing discomfort in active children and adults and people with respiratory disease, such as asthma.	Children and people with asthma are the groups most at risk.
11:00	17	Good	PM10	PM10	None	People with respiratory disease are the group most at risk.
11:00	45	Good	PM2.5	PM2.5	None	People with respiratory or heart disease, the elderly and children are the groups most at risk.
10:00	1	Good	SO2	SO2
10:00	105	Unhealthy for Sensitive Groups	Ozone	Ozone	Increasing likelihood of respiratory symptoms and breathing discomfort in active children and adults and people with respiratory disease, such as asthma.	Children and people with asthma are the groups most at risk.
10:00	17	Good	PM10	PM10	None	People with respiratory disease are the group most at risk.
10:00	46	Good	PM2.5	PM2.5	None	People with respiratory or heart disease, the elderly and children are the groups most at risk.
09:00	1	Good	SO2	SO2
09:00	77	Moderate	Ozone	Ozone	Unusually sensitive individuals may experience respiratory symptoms.	Children and people with asthma are the groups most at risk.
09:00	17	Good	PM10	PM10	None	People with respiratory disease are the group most at risk.
09:00	47	Good	PM2.5	PM2.5	None	People with respiratory or heart disease, the elderly and children are the groups most at risk.
08:00	1	Good	SO2	SO2
08:00	32	Good	Ozone	Ozone	None	Children and people with asthma are the groups most at risk.
08:00	18	Good	PM10	PM10	None	People with respiratory disease are the group most at risk.
08:00	48	Good	PM2.5	PM2.5	None	People with respiratory or heart disease, the elderly and children are the groups most at risk.
07:00	0	Good	SO2	SO2
07:00	17	Good	Ozone	Ozone	None	Children and people with asthma are the groups most at risk.
07:00	19	Good	PM10	PM10	None	People with respiratory disease are the group most at risk.
07:00	49	Good	PM2.5	PM2.5	None	People with respiratory or heart disease, the elderly and children are the groups most at risk.
06:00	0	Good	SO2	SO2
06:00	46	Good	Ozone	Ozone	None	Children and people with asthma are the groups most at risk.
06:00	19	Good	PM10	PM10	None	People with respiratory disease are the group most at risk.