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)
38
Good
Placerville, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.53 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
27.07 μg/m³
0
55
155
255
425
605+
35.52 ppb
0
55
71
86
201
201+
0.80 ppb
0
36
76
186
605
1005+
4.03 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Placerville, California
Placerville, California
Scroll To Air Quality MapLoading...
AQI 32
Good
4.59μg/m³
PM2.5
16.82μg/m³
PM10
35.16ppb
O3
0.44ppb
SO2
4.74ppb
NO2
0.21ppm
CO
AQI 33
Good
6.32μg/m³
PM2.5
23.17μg/m³
PM10
27.19ppb
O3
0.46ppb
SO2
4.21ppb
NO2
0.21ppm
CO
AQI 27
Good
5.06μg/m³
PM2.5
19.23μg/m³
PM10
28.15ppb
O3
0.77ppb
SO2
2.68ppb
NO2
0.21ppm
CO
AQI 38
Good
7.26μg/m³
PM2.5
29.36μg/m³
PM10
33.70ppb
O3
0.74ppb
SO2
3.66ppb
NO2
0.21ppm
CO
AQI 27
Good
5.36μg/m³
PM2.5
19.38μg/m³
PM10
27.82ppb
O3
0.78ppb
SO2
2.50ppb
NO2
0.21ppm
CO
AQI 26
Good
4.36μg/m³
PM2.5
18.94μg/m³
PM10
27.90ppb
O3
0.78ppb
SO2
2.05ppb
NO2
0.21ppm
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 06:00:00 on 2026-08-12.
In the last 24 hrs, the best air quality in Placerville, California was observed at 04:00:00 on 2026-08-12.
The current air quality in Placerville, California is 38, 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 6.531 μg/m3.
The current PM10 concentration at Placerville, California is 27.071 μg/m3.
The current carbon monoxide (CO) concentration at Placerville, California is 0.214 ppm.
The current sulfur dioxide (SO2) concentration at Placerville, California is 0.801 ppb.
The current ozone (O3) concentration at Placerville, California is 35.524 ppm.
The current nitrogen dioxide (NO2) concentration at Placerville, California is 4.032 ppb.
All Rights Reserved © Ambee Inc. 2025