Stay updated with real-time air quality in Liberty, 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)
33
Good
Liberty, Missouri
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.13 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
26.84 μg/m³
0
55
155
255
425
605+
15.51 ppb
0
55
71
86
201
201+
0.55 ppb
0
36
76
186
605
1005+
8.13 ppb
0
54
101
361
1250
2050+
0.34 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Liberty, Missouri
Liberty, Missouri
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AQI 27
Good
4.50μg/m³
PM2.5
18.09μg/m³
PM10
16.10ppb
O3
0.55ppb
SO2
7.12ppb
NO2
0.36ppm
CO
AQI 33
Good
6.32μg/m³
PM2.5
29.17μg/m³
PM10
16.05ppb
O3
0.49ppb
SO2
7.09ppb
NO2
0.33ppm
CO
AQI 22
Good
3.50μg/m³
PM2.5
8.77μg/m³
PM10
17.59ppb
O3
0.55ppb
SO2
7.10ppb
NO2
0.36ppm
CO
AQI 33
Good
5.58μg/m³
PM2.5
28.09μg/m³
PM10
17.41ppb
O3
0.48ppb
SO2
7.17ppb
NO2
0.32ppm
CO
AQI 22
Good
4.18μg/m³
PM2.5
15.19μg/m³
PM10
17.24ppb
O3
0.45ppb
SO2
6.96ppb
NO2
0.33ppm
CO
AQI 22
Good
4.02μg/m³
PM2.5
15.06μg/m³
PM10
15.74ppb
O3
0.78ppb
SO2
8.40ppb
NO2
0.36ppm
CO
Air quality measurements for Missouri, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Liberty, Missouri is updated on an hourly basis.
The worst air quality in Liberty, Missouri was recorded at 08:00:00 on 2026-06-08.
The best air quality in Liberty, Missouri was recorded at 11:00:00 on 2026-06-08.
The real-time air quality index in Liberty, Missouri is 33, currently categorized as Good.
The most common pollutant in Liberty, Missouri is PM2.5.
If the air quality in Liberty, Missouri is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Liberty, Missouri at present are 6.129 μg/m3.
The current PM10 levels in Liberty, Missouri are 26.839 μg/m3.
The current carbon monoxide (CO) level in Liberty, Missouri is 0.343 ppm.
The current sulfur dioxide (SO2) levels in Liberty, Missouri are 0.548 ppb.
The current ozone (O3) levels at Liberty, Missouri is 15.509 ppm.
The current nitrogen dioxide (NO2) levels at Liberty, Missouri is 8.131 ppb.
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