Stay updated with real-time air quality in Shasta Lake, 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
Shasta Lake, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.86 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
22.68 μg/m³
0
55
155
255
425
605+
28.47 ppb
0
55
71
86
201
201+
0.26 ppb
0
36
76
186
605
1005+
3.06 ppb
0
54
101
361
1250
2050+
0.22 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Shasta Lake, California
Shasta Lake, California
Scroll To Air Quality MapLoading...
AQI 27
Good
5.24μg/m³
PM2.5
21.79μg/m³
PM10
21.30ppb
O3
0.26ppb
SO2
3.04ppb
NO2
0.22ppm
CO
AQI 33
Good
5.71μg/m³
PM2.5
24.18μg/m³
PM10
24.00ppb
O3
0.27ppb
SO2
2.97ppb
NO2
0.22ppm
CO
AQI 38
Good
7.29μg/m³
PM2.5
30.01μg/m³
PM10
25.29ppb
O3
0.28ppb
SO2
3.04ppb
NO2
0.22ppm
CO
AQI 44
Good
7.98μg/m³
PM2.5
35.04μg/m³
PM10
43.01ppb
O3
0.28ppb
SO2
3.09ppb
NO2
0.24ppm
CO
AQI 27
Good
5.10μg/m³
PM2.5
23.15μg/m³
PM10
26.96ppb
O3
0.28ppb
SO2
2.52ppb
NO2
0.26ppm
CO
AQI 54
Moderate
11.35μg/m³
PM2.5
36.43μg/m³
PM10
41.98ppb
O3
0.28ppb
SO2
2.56ppb
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 Shasta Lake, California is updated every hour.
The worst air quality in Shasta Lake, California in the last 24 hours was observed at 08:00:00 on 2026-05-01.
In the last 24 hrs, the best air quality in Shasta Lake, California was observed at 02:00:00 on 2026-05-01.
The current air quality in Shasta Lake, California is 33, categorized as Good based on real-time data.
The most common pollutant in Shasta Lake, California is PM2.5.
If the air quality in Shasta Lake, California is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Shasta Lake, California is 5.862 μg/m3.
The current PM10 concentration at Shasta Lake, California is 22.677 μg/m3.
The current carbon monoxide (CO) concentration at Shasta Lake, California is 0.22 ppm.
The current sulfur dioxide (SO2) concentration at Shasta Lake, California is 0.263 ppb.
The current ozone (O3) concentration at Shasta Lake, California is 28.469 ppm.
The current nitrogen dioxide (NO2) concentration at Shasta Lake, California is 3.059 ppb.
All Rights Reserved © Ambee Inc. 2025