Big Meadows

Data time: 2/9/2026 5:00 AM ET

Monitoring Site

Location
Address:	Big Meadows, Shenandoah National Park
Latitude:	38.5228
Longitude:	-78.43487
Region:	Northern

Air Quality Information
Pollutant	Concentration	Units of Measure
Ozone	43	PPB
PM10	6	UG/M3
PM2.5	5.4	UG/M3

Historical Data Concentration

Hour	AQI	Class	Program	Responsible Pollutant	Activity Caution	Risk Groups
05:00	40	Good	Ozone	Ozone	None	Children and people with asthma are the groups most at risk.
05:00	6	Good	PM10	PM10	None	People with respiratory disease are the group most at risk.
05:00	30	Good	PM2.5	PM 2.5	None	People with respiratory or heart disease, the elderly and children are the groups most at risk.
04:00	40	Good	Ozone	Ozone	None	Children and people with asthma are the groups most at risk.
04:00	5	Good	PM10	PM10	None	People with respiratory disease are the group most at risk.
04:00	27	Good	PM2.5	PM 2.5	None	People with respiratory or heart disease, the elderly and children are the groups most at risk.
03:00	40	Good	Ozone	Ozone	None	Children and people with asthma are the groups most at risk.
03:00	5	Good	PM10	PM10	None	People with respiratory disease are the group most at risk.
03:00	24	Good	PM2.5	PM 2.5	None	People with respiratory or heart disease, the elderly and children are the groups most at risk.
02:00	40	Good	Ozone	Ozone	None	Children and people with asthma are the groups most at risk.
02:00	5	Good	PM10	PM10	None	People with respiratory disease are the group most at risk.
02:00	21	Good	PM2.5	PM 2.5	None	People with respiratory or heart disease, the elderly and children are the groups most at risk.
01:00	40	Good	Ozone	Ozone	None	Children and people with asthma are the groups most at risk.
01:00	5	Good	PM10	PM10	None	People with respiratory disease are the group most at risk.
01:00	19	Good	PM2.5	PM 2.5	None	People with respiratory or heart disease, the elderly and children are the groups most at risk.
00:00	40	Good	Ozone	Ozone	None	Children and people with asthma are the groups most at risk.
00:00	5	Good	PM10	PM10	None	People with respiratory disease are the group most at risk.