Stay updated with real-time air quality in Novato, 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)
27
Good
Novato, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.63 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
26.00 μg/m³
0
55
155
255
425
605+
14.44 ppb
0
55
71
86
201
201+
0.32 ppb
0
36
76
186
605
1005+
5.90 ppb
0
54
101
361
1250
2050+
0.38 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Novato, California
Novato, California
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AQI 52
Moderate
10.32μg/m³
PM2.5
46.77μg/m³
PM10
13.95ppb
O3
0.34ppb
SO2
3.70ppb
NO2
0.31ppm
CO
AQI 22
Good
3.89μg/m³
PM2.5
19.52μg/m³
PM10
11.73ppb
O3
0.43ppb
SO2
3.06ppb
NO2
0.35ppm
CO
AQI 49
Good
9.25μg/m³
PM2.5
41.71μg/m³
PM10
14.00ppb
O3
0.34ppb
SO2
3.61ppb
NO2
0.30ppm
CO
AQI 54
Moderate
10.60μg/m³
PM2.5
48.06μg/m³
PM10
13.94ppb
O3
0.34ppb
SO2
3.74ppb
NO2
0.31ppm
CO
AQI 56
Moderate
12.31μg/m³
PM2.5
56.05μg/m³
PM10
13.82ppb
O3
0.34ppb
SO2
3.99ppb
NO2
0.33ppm
CO
AQI 27
Good
4.59μg/m³
PM2.5
15.26μg/m³
PM10
11.70ppb
O3
0.42ppb
SO2
3.68ppb
NO2
0.35ppm
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 Novato, California is updated on an hourly basis.
The worst air quality in Novato, California was recorded at 01:00:00 on 2025-12-07.
The best air quality in Novato, California was recorded at 09:00:00 on 2025-12-07.
The real-time air quality index in Novato, California is 27, currently categorized as Good.
The most common pollutant in Novato, California is PM2.5.
If the air quality in Novato, California is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Novato, California at present are 4.633 μg/m3.
The current PM10 levels in Novato, California are 26.001 μg/m3.
The current carbon monoxide (CO) level in Novato, California is 0.38 ppm.
The current sulfur dioxide (SO2) levels in Novato, California are 0.324 ppb.
The current ozone (O3) levels at Novato, California is 14.44 ppm.
The current nitrogen dioxide (NO2) levels at Novato, California is 5.9 ppb.
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