Stay updated with real-time air quality in Healdsburg, 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
Healdsburg, California
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
5.44 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
23.93 μg/m³
0
55
155
255
425
605+
19.99 ppb
0
55
71
86
201
201+
0.57 ppb
0
36
76
186
605
1005+
1.56 ppb
0
54
101
361
1250
2050+
0.26 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Healdsburg, California
Healdsburg, California
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AQI 16
Good
2.63μg/m³
PM2.5
5.93μg/m³
PM10
12.86ppb
O3
0.65ppb
SO2
1.08ppb
NO2
0.19ppm
CO
AQI 16
Good
2.58μg/m³
PM2.5
6.71μg/m³
PM10
12.48ppb
O3
0.64ppb
SO2
1.15ppb
NO2
0.19ppm
CO
AQI 16
Good
2.78μg/m³
PM2.5
6.68μg/m³
PM10
14.49ppb
O3
0.64ppb
SO2
1.24ppb
NO2
0.19ppm
CO
AQI 19
Good
2.54μg/m³
PM2.5
10.00μg/m³
PM10
19.53ppb
O3
0.15ppb
SO2
3.19ppb
NO2
0.14ppm
CO
AQI 27
Good
5.21μg/m³
PM2.5
23.26μg/m³
PM10
17.25ppb
O3
0.62ppb
SO2
1.46ppb
NO2
0.18ppm
CO
AQI 33
Good
5.67μg/m³
PM2.5
17.92μg/m³
PM10
17.91ppb
O3
0.61ppb
SO2
4.34ppb
NO2
0.19ppm
CO
Air quality data and pollutant measurements for California, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Healdsburg, California is updated every hour.
The worst air quality in Healdsburg, California in the last 24 hours was observed at 03:00:00 on 2025-07-29.
In the last 24 hrs, the best air quality in Healdsburg, California was observed at 01:00:00 on 2025-07-28.
The current air quality in Healdsburg, California is 14, categorized as Good based on real-time data.
The most common pollutant in Healdsburg, California is O3.
If the air quality in Healdsburg, California is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Healdsburg, California is 2.318 μg/m3.
The current PM10 concentration at Healdsburg, California is 11.228 μg/m3.
The current carbon monoxide (CO) concentration at Healdsburg, California is 0.188 ppm.
The current sulfur dioxide (SO2) concentration at Healdsburg, California is 0.653 ppb.
The current ozone (O3) concentration at Healdsburg, California is 15.038 ppm.
The current nitrogen dioxide (NO2) concentration at Healdsburg, California is 1.247 ppb.
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