Rockingham Co.

Data time: 7/11/2025 1:00 AM ET

Hour	AQI	Class	Program	Responsible Pollutant	Activity Caution	Risk Groups
01:00	0	Good	SO2	SO2
01:00	11	Good	NO2	NO2	None	None
01:00	0	Good	Ozone	Ozone	None	Children and people with asthma are the groups most at risk.
01:00	13	Good	PM10	PM10	None	People with respiratory disease are the group most at risk.
01:00	38	Good	PM2.5	PM2.5	None	People with respiratory or heart disease, the elderly and children are the groups most at risk.
00:00	0	Good	SO2	SO2
00:00	8	Good	NO2	NO2	None	None
00:00	3	Good	Ozone	Ozone	None	Children and people with asthma are the groups most at risk.
00:00	14	Good	PM10	PM10	None	People with respiratory disease are the group most at risk.
00:00	36	Good	PM2.5	PM2.5	None	People with respiratory or heart disease, the elderly and children are the groups most at risk.
23:00	0	Good	SO2	SO2
23:00	15	Good	NO2	NO2	None	None
23:00	14	Good	PM10	PM10	None	People with respiratory disease are the group most at risk.
22:00	0	Good	SO2	SO2
22:00	8	Good	NO2	NO2	None	None
22:00	14	Good	PM10	PM10	None	People with respiratory disease are the group most at risk.
21:00	0	Good	SO2	SO2
21:00	8	Good	NO2	NO2	None	None
21:00	13	Good	PM10	PM10	None	People with respiratory disease are the group most at risk.
20:00	0	Good	SO2	SO2
20:00	9	Good	NO2	NO2	None	None
20:00	7	Good	Ozone	Ozone	None	Children and people with asthma are the groups most at risk.