CORBIN

Data time: 4/11/2025 5:00 AM ET

Monitoring Site

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

Air Quality Information
Pollutant	Concentration	Units of Measure
Ozone	36	PPB

Meteorology
Measurement	Reading	Units of Measure
WDIR	53	DEG
WSPD	3.5	MPH

Historical Data Concentration

Hour	AQI	Class	Program	Responsible Pollutant	Activity Caution	Risk Groups
05:00	33	Good	Ozone	Ozone	None	Children and people with asthma are the groups most at risk.
04:00	34	Good	Ozone	Ozone	None	Children and people with asthma are the groups most at risk.
03:00	34	Good	Ozone	Ozone	None	Children and people with asthma are the groups most at risk.
02:00	34	Good	Ozone	Ozone	None	Children and people with asthma are the groups most at risk.
01:00	35	Good	Ozone	Ozone	None	Children and people with asthma are the groups most at risk.