Stay updated with real-time air quality in University City, Missouri featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
27
Good
University City, Missouri
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.14 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
22.34 μg/m³
0
55
155
255
425
605+
22.50 ppb
0
55
71
86
201
201+
0.44 ppb
0
36
76
186
605
1005+
2.79 ppb
0
54
101
361
1250
2050+
0.23 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
University City, Missouri
University City, Missouri
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AQI 22
Good
4.31μg/m³
PM2.5
18.59μg/m³
PM10
18.94ppb
O3
0.30ppb
SO2
3.32ppb
NO2
0.25ppm
CO
AQI 22
Good
4.47μg/m³
PM2.5
17.93μg/m³
PM10
19.06ppb
O3
0.28ppb
SO2
2.89ppb
NO2
0.26ppm
CO
AQI 27
Good
4.53μg/m³
PM2.5
18.81μg/m³
PM10
18.75ppb
O3
0.30ppb
SO2
2.94ppb
NO2
0.25ppm
CO
AQI 33
Good
5.61μg/m³
PM2.5
22.14μg/m³
PM10
21.19ppb
O3
0.20ppb
SO2
3.21ppb
NO2
0.31ppm
CO
AQI 27
Good
4.68μg/m³
PM2.5
17.95μg/m³
PM10
19.19ppb
O3
0.27ppb
SO2
2.39ppb
NO2
0.26ppm
CO
AQI 27
Good
5.09μg/m³
PM2.5
21.67μg/m³
PM10
18.80ppb
O3
0.32ppb
SO2
3.37ppb
NO2
0.26ppm
CO
The air quality data for Missouri, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for University City, Missouri are available every hour.
University City, Missouri experienced its worst air quality at 12:00:00, 2026-08-17.
The best air quality in University City, Missouri was observed at 03:00:00 on 2026-08-17.
The air quality in University City, Missouri right now is Good, with an AQI of 27.
In University City, Missouri, PM2.5 is the most frequently found pollutant.
When air quality in University City, Missouri is compromised, staying indoors and wearing a mask can reduce health risks.
University City, Missouri currently has a PM2.5 concentration of 5.142 μg/m3.
University City, Missouri currently has a PM10 concentration of 22.337 μg/m3.
The current carbon monoxide (CO) level in University City, Missouri is 0.227 ppm.
The current sulfur dioxide (SO2) concentration in University City, Missouri is 0.44 ppb.
University City, Missouri currently has an ozone (O3) concentration of 22.495 ppm.
The current level of nitrogen dioxide (NO2) in University City, Missouri is 2.791 ppb.
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