Stay updated with real-time air quality in Placerville, 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
Placerville, California
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
6.08 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
25.36 μg/m³
0
55
155
255
425
605+
31.01 ppb
0
55
71
86
201
201+
0.46 ppb
0
36
76
186
605
1005+
3.42 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Placerville, California
Placerville, California
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AQI 38
Good
7.13μg/m³
PM2.5
26.95μg/m³
PM10
30.09ppb
O3
0.45ppb
SO2
3.65ppb
NO2
0.23ppm
CO
AQI 38
Good
7.24μg/m³
PM2.5
19.49μg/m³
PM10
31.88ppb
O3
0.45ppb
SO2
3.75ppb
NO2
0.23ppm
CO
AQI 44
Good
7.83μg/m³
PM2.5
32.56μg/m³
PM10
33.19ppb
O3
0.45ppb
SO2
1.82ppb
NO2
0.23ppm
CO
AQI 52
Moderate
10.44μg/m³
PM2.5
43.54μg/m³
PM10
30.64ppb
O3
0.45ppb
SO2
2.76ppb
NO2
0.23ppm
CO
AQI 44
Good
7.59μg/m³
PM2.5
30.93μg/m³
PM10
33.01ppb
O3
0.45ppb
SO2
1.63ppb
NO2
0.23ppm
CO
AQI 44
Good
7.65μg/m³
PM2.5
34.33μg/m³
PM10
33.98ppb
O3
0.45ppb
SO2
1.07ppb
NO2
0.23ppm
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 Placerville, California is updated every hour.
The worst air quality in Placerville, California in the last 24 hours was observed at 05:00:00 on 2025-10-22.
In the last 24 hrs, the best air quality in Placerville, California was observed at 03:00:00 on 2025-10-22.
The current air quality in Placerville, California is 33, categorized as Good based on real-time data.
The most common pollutant in Placerville, California is PM2.5.
If the air quality in Placerville, California is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Placerville, California is 6.077 μg/m3.
The current PM10 concentration at Placerville, California is 25.363 μg/m3.
The current carbon monoxide (CO) concentration at Placerville, California is 0.196 ppm.
The current sulfur dioxide (SO2) concentration at Placerville, California is 0.456 ppb.
The current ozone (O3) concentration at Placerville, California is 31.009 ppm.
The current nitrogen dioxide (NO2) concentration at Placerville, California is 3.424 ppb.
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