MSIC/HPAL

Data time: 4/17/2026 2:00 AM ET

Location
Address:	Henrico Police Athletic League
Latitude:	37.55652
Longitude:	-77.40027
Region:	Piedmont

Air Quality Information
Pollutant	Concentration	Units of Measure
CO	0.1	PPM
NO2	2	PPB
Ozone	57	PPB
PM10	29	UG/M3
PM2.5	10.6	UG/M3

Meteorology
Measurement	Reading	Units of Measure
Met Relative Humidity	41	PERCENT
Met Wind Direction	322	DEG
Met Wind Speed	2	MPH

Historical Data Concentration

Hour	AQI	Class	Program	Responsible Pollutant	Activity Caution	Risk Groups
02:00	1	Good	CO	CO	None	People with heart disease are the group most at risk.
02:00	2	Good	NO2	NO2	None	None
02:00	58	Moderate	Ozone	Ozone	Unusually sensitive individuals may experience respiratory symptoms.	Children and people with asthma are the groups most at risk.
02:00	27	Good	PM10	PM10	None	People with respiratory disease are the group most at risk.
02:00	54	Moderate	PM2.5	PM2.5	Respiratory symptoms possible in unusually sensitive individuals, possible aggravation of heart or lung disease in people with cardiopulmonary disease and older adults.	People with respiratory or heart disease, the elderly and children are the groups most at risk.
01:00	0	Good	SO2	SO2
01:00	1	Good	CO	CO	None	People with heart disease are the group most at risk.
01:00	61	Moderate	Ozone	Ozone	Unusually sensitive individuals may experience respiratory symptoms.	Children and people with asthma are the groups most at risk.
01:00	27	Good	PM10	PM10	None	People with respiratory disease are the group most at risk.
01:00	54	Moderate	PM2.5	PM2.5	Respiratory symptoms possible in unusually sensitive individuals, possible aggravation of heart or lung disease in people with cardiopulmonary disease and older adults.	People with respiratory or heart disease, the elderly and children are the groups most at risk.
00:00	0	Good	SO2	SO2
00:00	1	Good	CO	CO	None	People with heart disease are the group most at risk.
00:00	4	Good	NO2	NO2	None	None
00:00	64	Moderate	Ozone	Ozone	Unusually sensitive individuals may experience respiratory symptoms.	Children and people with asthma are the groups most at risk.
00:00	27	Good	PM10	PM10	None	People with respiratory disease are the group most at risk.
00:00	54	Moderate	PM2.5	PM2.5	Respiratory symptoms possible in unusually sensitive individuals, possible aggravation of heart or lung disease in people with cardiopulmonary disease and older adults.	People with respiratory or heart disease, the elderly and children are the groups most at risk.
23:00	0	Good	SO2	SO2
23:00	1	Good	CO	CO	None	People with heart disease are the group most at risk.
23:00	4	Good	NO2	NO2	None	None
23:00	27	Good	PM10	PM10	None	People with respiratory disease are the group most at risk.
22:00	0	Good	SO2	SO2
22:00	2	Good	CO	CO	None	People with heart disease are the group most at risk.
22:00	3	Good	NO2	NO2	None	None
22:00	27	Good	PM10	PM10	None	People with respiratory disease are the group most at risk.
21:00	0	Good	SO2	SO2
21:00	2	Good	CO	CO	None	People with heart disease are the group most at risk.
21:00	6	Good	NO2	NO2	None	None
21:00	61	Moderate	Ozone	Ozone	Unusually sensitive individuals may experience respiratory symptoms.	Children and people with asthma are the groups most at risk.