Agency Pennsylvania MORE AGENCIES MORE SERVICES Tom Wolf, Governor Patrick McDonnell, Secretary
Current Date : 5/22/2022
Current Time : 5:05 PM
Air Quality Index Report
Report period consists of 24-hour period ending on 5/21/2022 at 11:59
NO2 (1) Ozone_01 ( Ozone_08 ( PM2.5 (24)
PPB PPB PPB ug/m3 LC
Site
Avg Inde Avg Inde Avg Inde Avg Inde
BRISTOL 79 64 53 49
CHESTER 22 21 64 52 46 43 19.2 66
NEW GARDEN 64 52 47 44 17.1 62
NORRISTOWN 65 52 54 50 14.7 56
Highest AQI:
Critical Area : CHESTER Critical Subindex  : 66
Critical Pollutant  : PM2.5 (24) Descriptor : Moderate
< - Less than 75% of averages available
N/A - AQI is not applicable for this value
Forecast for Tomorrow
Current Date : 5/22/2022
Current Time : 5:05 PM
Air Quality Index Report
Report period consists of 24-hour period ending on 5/22/2022 at 11:59
NO2 (1) Ozone_01 ( Ozone_08 ( PM2.5 (24)
PPB PPB PPB ug/m3 LC
Site
Avg Inde Avg Inde Avg Inde Avg Inde
BRISTOL 62 50 56 54
CHESTER 12 11 56 45 50 46 <
NEW GARDEN 48 39 44 41 <
NORRISTOWN 63 51 57 58 <
Highest AQI:
Critical Area : NORRISTOWN Critical Subindex  : 58
Critical Pollutant  : Ozone_08 (8) Descriptor : Moderate
< - Less than 75% of averages available
N/A - AQI is not applicable for this value
Forecast for Tomorrow

Note: Caution: Data is not validated

 

Cautionary Health Statements By Air Quality Index (AQI) Category
Pollutant Good Moderate Unhealthy for Sensitive Groups Unhealthy Very Unhealthy Hazardous
Ozone None Usually sensitive people should consider reducing prolonged or heavy exertion outdoors. Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoors. Active children and adults, and people with lung disease, such as asthma, should avoid prolonged or heavy exertion outdoors. Everyone else, especially children, should reduce prolonged or heavy exertion outdoors. Active children and adults, and people with lung disease, such as asthma, should avoid all outdoor exertion. Everyone else, especially children, should avoid prolonged or heavy exertion outdoors. Everyone should avoid all physical activity outdoors.
Particulate

(PM-10 and PM-2.5)

None Usually sensitive people should consider reducing prolonged or heavy exertion outdoors. People with heart or lung disease, older adults, and children should reduce prolonged or heavy exertion. People with heart or lung disease, older adults, and children should avoid prolonged or heavy exertion. Everyone else should reduce prolonged or heavy exertion. People with heart or lung disease, older adults, and children should avoid all physical activity outdoors. Everyone else should avoid prolonged or heavy exertion. People with heart or lung disease, older adults, and children should remain indoors and keep activity levels low.. Everyone else should avoid all physical activity outdoors.
Carbon Monoxide None None People with heart disease, such as angina, should reduce heavy exertion and avoid sources of CO, such as heavy traffic. People with heart disease, such as angina, should reduce moderate exertion and avoid sources of CO, such as heavy traffic. People with heart disease, such as angina, should avoid exertion and sources of CO, such as heavy traffic. People with heart disease, such as angina, should avoid exertion and sources of CO, such as heavy traffic. Everyone else should reduce heavy exertion.
Sulfur Dioxide None None People with asthma should consider reducing exertion outdoors. Children, asthmatics, and people with heart or lung disease should reduce exertion outdoors. Children, asthmatics, and people with heart or lung disease should avoid outdoor exertion. Everyone else should reduce exertion outdoors. Children, asthmatics, and people with heart or lung disease should remain indoors. Everyone else should avoid exertion outdoors.
 
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