Stay updated with real-time air quality in Marysville, California 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
Marysville, California
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
6.46 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
11.27 μg/m³
0
55
155
255
425
605+
21.45 ppb
0
55
71
86
201
201+
0.80 ppb
0
36
76
186
605
1005+
4.39 ppb
0
54
101
361
1250
2050+
0.28 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Marysville, California
Marysville, California
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AQI 33
Good
6.46μg/m³
PM2.5
11.27μg/m³
PM10
21.45ppb
O3
0.80ppb
SO2
4.39ppb
NO2
0.28ppm
CO
AQI 33
Good
6.25μg/m³
PM2.5
12.91μg/m³
PM10
23.78ppb
O3
0.80ppb
SO2
4.34ppb
NO2
0.28ppm
CO
AQI 33
Good
6.29μg/m³
PM2.5
12.97μg/m³
PM10
23.95ppb
O3
0.80ppb
SO2
4.27ppb
NO2
0.28ppm
CO
AQI 38
Good
6.70μg/m³
PM2.5
28.36μg/m³
PM10
23.69ppb
O3
0.82ppb
SO2
2.86ppb
NO2
0.26ppm
CO
AQI 38
Good
7.44μg/m³
PM2.5
33.75μg/m³
PM10
32.14ppb
O3
0.80ppb
SO2
4.39ppb
NO2
0.27ppm
CO
AQI 54
Moderate
11.19μg/m³
PM2.5
50.01μg/m³
PM10
45.69ppb
O3
0.61ppb
SO2
3.31ppb
NO2
0.25ppm
CO
Air quality measurements for California, 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 Marysville, California is updated on an hourly basis.
The worst air quality in Marysville, California was recorded at 03:00:00 on 2025-06-07.
The best air quality in Marysville, California was recorded at 05:00:00 on 2025-06-06.
The real-time air quality index in Marysville, California is 33, currently categorized as Good.
The most common pollutant in Marysville, California is PM2.5.
If the air quality in Marysville, California is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Marysville, California at present are 6.462 μg/m3.
The current PM10 levels in Marysville, California are 11.267 μg/m3.
The current carbon monoxide (CO) level in Marysville, California is 0.278 ppm.
The current sulfur dioxide (SO2) levels in Marysville, California are 0.796 ppb.
The current ozone (O3) levels at Marysville, California is 21.449 ppm.
The current nitrogen dioxide (NO2) levels at Marysville, California is 4.393 ppb.
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