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)
22
Good
University City, Missouri
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.38 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
20.06 μg/m³
0
55
155
255
425
605+
18.92 ppb
0
55
71
86
201
201+
0.35 ppb
0
36
76
186
605
1005+
7.60 ppb
0
54
101
361
1250
2050+
0.27 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 19
Good
3.41μg/m³
PM2.5
15.25μg/m³
PM10
19.72ppb
O3
0.52ppb
SO2
5.97ppb
NO2
0.18ppm
CO
AQI 19
Good
3.48μg/m³
PM2.5
15.34μg/m³
PM10
20.19ppb
O3
0.47ppb
SO2
6.15ppb
NO2
0.17ppm
CO
AQI 19
Good
3.48μg/m³
PM2.5
15.46μg/m³
PM10
19.96ppb
O3
0.48ppb
SO2
6.10ppb
NO2
0.18ppm
CO
AQI 22
Good
3.73μg/m³
PM2.5
18.98μg/m³
PM10
19.92ppb
O3
0.56ppb
SO2
5.98ppb
NO2
0.14ppm
CO
AQI 22
Good
3.58μg/m³
PM2.5
16.32μg/m³
PM10
20.89ppb
O3
0.41ppb
SO2
6.39ppb
NO2
0.18ppm
CO
AQI 22
Good
3.69μg/m³
PM2.5
16.06μg/m³
PM10
19.71ppb
O3
0.55ppb
SO2
5.85ppb
NO2
0.17ppm
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 06:00:00, 2026-06-07.
The best air quality in University City, Missouri was observed at 11:00:00 on 2026-06-08.
The air quality in University City, Missouri right now is Good, with an AQI of 22.
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 4.379 μg/m3.
University City, Missouri currently has a PM10 concentration of 20.056 μg/m3.
The current carbon monoxide (CO) level in University City, Missouri is 0.273 ppm.
The current sulfur dioxide (SO2) concentration in University City, Missouri is 0.347 ppb.
University City, Missouri currently has an ozone (O3) concentration of 18.916 ppm.
The current level of nitrogen dioxide (NO2) in University City, Missouri is 7.598 ppb.
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