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)
43
Good
Placerville, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.80 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
11.56 μg/m³
0
55
155
255
425
605+
46.05 ppb
0
55
71
86
201
201+
0.56 ppb
0
36
76
186
605
1005+
2.41 ppb
0
54
101
361
1250
2050+
0.19 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Placerville, California
Placerville, California
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AQI 43
Good
2.79μg/m³
PM2.5
11.51μg/m³
PM10
46.42ppb
O3
0.57ppb
SO2
2.40ppb
NO2
0.19ppm
CO
AQI 42
Good
3.31μg/m³
PM2.5
13.85μg/m³
PM10
44.88ppb
O3
0.59ppb
SO2
2.36ppb
NO2
0.19ppm
CO
AQI 46
Good
2.68μg/m³
PM2.5
10.87μg/m³
PM10
49.63ppb
O3
0.62ppb
SO2
1.62ppb
NO2
0.19ppm
CO
AQI 58
Moderate
2.00μg/m³
PM2.5
8.72μg/m³
PM10
56.75ppb
O3
0.63ppb
SO2
2.45ppb
NO2
0.20ppm
CO
AQI 45
Good
2.72μg/m³
PM2.5
10.60μg/m³
PM10
49.19ppb
O3
0.62ppb
SO2
1.59ppb
NO2
0.19ppm
CO
AQI 44
Good
2.53μg/m³
PM2.5
10.12μg/m³
PM10
48.03ppb
O3
0.62ppb
SO2
1.05ppb
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 Placerville, California is updated every hour.
The worst air quality in Placerville, California in the last 24 hours was observed at 02:00:00 on 2026-06-24.
In the last 24 hrs, the best air quality in Placerville, California was observed at 02:00:00 on 2026-06-23.
The current air quality in Placerville, California is 43, categorized as Good based on real-time data.
The most common pollutant in Placerville, California is O3.
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 2.804 μg/m3.
The current PM10 concentration at Placerville, California is 11.556 μg/m3.
The current carbon monoxide (CO) concentration at Placerville, California is 0.194 ppm.
The current sulfur dioxide (SO2) concentration at Placerville, California is 0.562 ppb.
The current ozone (O3) concentration at Placerville, California is 46.048 ppm.
The current nitrogen dioxide (NO2) concentration at Placerville, California is 2.41 ppb.
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