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)
38
Good
Liberty, Missouri
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
7.46 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
30.02 μg/m³
0
55
155
255
425
605+
19.77 ppb
0
55
71
86
201
201+
1.62 ppb
0
36
76
186
605
1005+
8.10 ppb
0
54
101
361
1250
2050+
0.28 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Liberty, Missouri
Liberty, Missouri
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AQI 71
Moderate
19.68μg/m³
PM2.5
68.78μg/m³
PM10
27.12ppb
O3
1.12ppb
SO2
4.29ppb
NO2
0.36ppm
CO
AQI 64
Moderate
16.25μg/m³
PM2.5
68.44μg/m³
PM10
26.93ppb
O3
0.98ppb
SO2
5.43ppb
NO2
0.34ppm
CO
AQI 62
Moderate
15.28μg/m³
PM2.5
71.00μg/m³
PM10
27.59ppb
O3
1.08ppb
SO2
4.98ppb
NO2
0.36ppm
CO
AQI 69
Moderate
18.54μg/m³
PM2.5
72.34μg/m³
PM10
28.32ppb
O3
0.97ppb
SO2
5.59ppb
NO2
0.33ppm
CO
AQI 69
Moderate
19.31μg/m³
PM2.5
65.34μg/m³
PM10
28.31ppb
O3
0.98ppb
SO2
5.38ppb
NO2
0.34ppm
CO
AQI 77
Moderate
23.06μg/m³
PM2.5
78.45μg/m³
PM10
27.25ppb
O3
1.28ppb
SO2
3.38ppb
NO2
0.37ppm
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 04:00:00 on 2025-09-04.
The best air quality in Liberty, Missouri was recorded at 06:00:00 on 2025-09-03.
The real-time air quality index in Liberty, Missouri is 64, currently categorized as Moderate.
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 16.17 μg/m3.
The current PM10 levels in Liberty, Missouri are 67.787 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 1.026 ppb.
The current ozone (O3) levels at Liberty, Missouri is 26.713 ppm.
The current nitrogen dioxide (NO2) levels at Liberty, Missouri is 5.124 ppb.
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