Stay updated with real-time air quality in Old Jamestown, 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
Old Jamestown, Missouri
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.48 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
19.43 μg/m³
0
55
155
255
425
605+
15.41 ppb
0
55
71
86
201
201+
0.41 ppb
0
36
76
186
605
1005+
2.56 ppb
0
54
101
361
1250
2050+
0.11 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Old Jamestown, Missouri
Old Jamestown, Missouri
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AQI 22
Good
3.54μg/m³
PM2.5
18.77μg/m³
PM10
17.77ppb
O3
0.39ppb
SO2
3.10ppb
NO2
0.10ppm
CO
AQI 27
Good
4.77μg/m³
PM2.5
18.93μg/m³
PM10
16.31ppb
O3
0.37ppb
SO2
2.80ppb
NO2
0.11ppm
CO
AQI 27
Good
4.62μg/m³
PM2.5
18.61μg/m³
PM10
15.35ppb
O3
0.39ppb
SO2
2.59ppb
NO2
0.11ppm
CO
AQI 22
Good
3.75μg/m³
PM2.5
23.05μg/m³
PM10
17.23ppb
O3
0.43ppb
SO2
2.89ppb
NO2
0.10ppm
CO
AQI 27
Good
4.71μg/m³
PM2.5
21.18μg/m³
PM10
20.51ppb
O3
0.33ppb
SO2
3.90ppb
NO2
0.10ppm
CO
AQI 38
Good
6.87μg/m³
PM2.5
29.48μg/m³
PM10
21.05ppb
O3
0.28ppb
SO2
3.82ppb
NO2
0.10ppm
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 Old Jamestown, Missouri is updated on an hourly basis.
The worst air quality in Old Jamestown, Missouri was recorded at 04:00:00 on 2026-01-23.
The best air quality in Old Jamestown, Missouri was recorded at 12:00:00 on 2026-01-22.
The real-time air quality index in Old Jamestown, Missouri is 22, currently categorized as Good.
The most common pollutant in Old Jamestown, Missouri is PM2.5.
If the air quality in Old Jamestown, Missouri is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Old Jamestown, Missouri at present are 4.478 μg/m3.
The current PM10 levels in Old Jamestown, Missouri are 19.429 μg/m3.
The current carbon monoxide (CO) level in Old Jamestown, Missouri is 0.107 ppm.
The current sulfur dioxide (SO2) levels in Old Jamestown, Missouri are 0.407 ppb.
The current ozone (O3) levels at Old Jamestown, Missouri is 15.413 ppm.
The current nitrogen dioxide (NO2) levels at Old Jamestown, Missouri is 2.559 ppb.
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