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Fredericksburg Geomagnetic Observatory

Data time: 6/30/2025 3:00 PM ET

Location
Address:	Fredericksburg Geomagnetic Observatory
Latitude:	38.20087
Longitude:	-77.37742
Region:	Northern

Hour	AQI	Class	Program	Responsible Pollutant	Activity Caution	Risk Groups
15:00	36	Good	Ozone	Ozone	None	Children and people with asthma are the groups most at risk.
14:00	37	Good	Ozone	Ozone	None	Children and people with asthma are the groups most at risk.
13:00	37	Good	Ozone	Ozone	None	Children and people with asthma are the groups most at risk.
12:00	36	Good	Ozone	Ozone	None	Children and people with asthma are the groups most at risk.
11:00	33	Good	Ozone	Ozone	None	Children and people with asthma are the groups most at risk.