Rider Trail I-70
Data time: 9/24/2026 6:00 PM CST
Location
Address:
13080 Hollenberg Drive
City:
Bridgeton
Latitude:
38.752523
Longitude:
-90.449057
Region:
St. Louis
Air Quality Information
Pollutant
Concentration
Units of Measure
SO2
0.3
PPB
https://dnr.mo.gov/air/hows-air/monitoring/sites/rider-trail-i-70-st-louis-county
Hour
AQI
Class
Program
Responsible Pollutant
Activity Caution
Risk Groups
18:00
0
Good
SO2
SO2
None
None
17:00
0
Good
SO2
SO2
None
None
16:00
0
Good
SO2
SO2
None
None
15:00
0
Good
SO2
SO2
None
None
14:00
1
Good
SO2
SO2
None
None