Stay updated with real-time air quality in Grain Valley, 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)
54
Moderate
Grain Valley, Missouri
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
10.53 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
39.52 μg/m³
0
55
155
255
425
605+
25.12 ppb
0
55
71
86
201
201+
1.17 ppb
0
36
76
186
605
1005+
13.23 ppb
0
54
101
361
1250
2050+
0.36 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Grain Valley, Missouri
Grain Valley, Missouri
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AQI 52
Moderate
9.97μg/m³
PM2.5
41.72μg/m³
PM10
26.54ppb
O3
1.20ppb
SO2
13.66ppb
NO2
0.36ppm
CO
AQI 52
Moderate
9.87μg/m³
PM2.5
54.17μg/m³
PM10
25.32ppb
O3
1.20ppb
SO2
12.65ppb
NO2
0.37ppm
CO
AQI 62
Moderate
15.46μg/m³
PM2.5
30.96μg/m³
PM10
27.02ppb
O3
1.39ppb
SO2
12.88ppb
NO2
0.37ppm
CO
AQI 64
Moderate
16.14μg/m³
PM2.5
51.93μg/m³
PM10
28.06ppb
O3
1.42ppb
SO2
14.90ppb
NO2
0.38ppm
CO
AQI 60
Moderate
14.27μg/m³
PM2.5
61.00μg/m³
PM10
29.50ppb
O3
1.28ppb
SO2
13.36ppb
NO2
0.36ppm
CO
AQI 58
Moderate
12.63μg/m³
PM2.5
51.08μg/m³
PM10
26.58ppb
O3
1.24ppb
SO2
13.87ppb
NO2
0.39ppm
CO
Air quality and pollutant data for Missouri, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Grain Valley, Missouri is updated every hour for accuracy.
In the past 24 hours, the air quality in Grain Valley, Missouri was at its worst at 08:00:00 on 2025-06-06.
In the last 24 hours, the best air quality in Grain Valley, Missouri was observed at 07:00:00 on 2025-06-05.
As of now, the AQI in Grain Valley, Missouri is 54, indicating Moderate conditions.
Grain Valley, Missouri air has the highest levels of PM2.5.
Poor air quality in Grain Valley, Missouri means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Grain Valley, Missouri are currently 10.526 μg/m3.
The PM10 concentration in Grain Valley, Missouri is 39.519 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Grain Valley, Missouri is 0.362 ppm.
Currently, Grain Valley, Missouri has a sulfur dioxide (SO2) concentration of 1.168 ppb.
The current ozone (O3) level in Grain Valley, Missouri at the moment is 25.119 ppm.
Nitrogen dioxide (NO2) level in Grain Valley, Missouri at the moment is 13.229 ppb.
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