James Long Park
Data time: 8/31/2025 11:00 PM ET
Location
Address:
James Long Park
Latitude:
38.85287
Longitude:
-77.63462
Region:
Northern
Air Quality Information
Pollutant
Concentration
Units of Measure
NO2
3
PPB
Historical Data Concentration
Hour
AQI
Class
Program
Responsible Pollutant
Activity Caution
Risk Groups
23:00
3
Good
NO2
NO2
None
None
22:00
2
Good
NO2
NO2
None
None
21:00
2
Good
NO2
NO2
None
None
20:00
2
Good
NO2
NO2
None
None
19:00
2
Good
NO2
NO2
None
None
18:00
0
Good
NO2
NO2
None
None