Stay updated with real-time air quality in Redding, 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)
52
Moderate
Redding, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
9.74 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
41.66 μg/m³
0
55
155
255
425
605+
14.43 ppb
0
55
71
86
201
201+
0.72 ppb
0
36
76
186
605
1005+
6.23 ppb
0
54
101
361
1250
2050+
0.41 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Redding, California
Redding, California
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AQI 49
Good
8.84μg/m³
PM2.5
38.94μg/m³
PM10
12.96ppb
O3
0.65ppb
SO2
7.07ppb
NO2
0.48ppm
CO
AQI 52
Moderate
9.98μg/m³
PM2.5
37.95μg/m³
PM10
13.53ppb
O3
0.69ppb
SO2
7.06ppb
NO2
0.48ppm
CO
AQI 60
Moderate
13.81μg/m³
PM2.5
21.18μg/m³
PM10
15.12ppb
O3
0.70ppb
SO2
7.07ppb
NO2
0.48ppm
CO
AQI 38
Good
6.57μg/m³
PM2.5
15.27μg/m³
PM10
12.09ppb
O3
0.71ppb
SO2
6.61ppb
NO2
0.50ppm
CO
AQI 54
Moderate
10.75μg/m³
PM2.5
38.14μg/m³
PM10
15.41ppb
O3
0.72ppb
SO2
6.99ppb
NO2
0.50ppm
CO
AQI 22
Good
4.49μg/m³
PM2.5
19.92μg/m³
PM10
16.25ppb
O3
0.69ppb
SO2
6.72ppb
NO2
0.46ppm
CO
Air quality and pollutant data for California, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Redding, California is updated every hour for accuracy.
In the past 24 hours, the air quality in Redding, California was at its worst at 05:00:00 on 2026-10-22.
In the last 24 hours, the best air quality in Redding, California was observed at 01:00:00 on 2026-10-22.
As of now, the AQI in Redding, California is 52, indicating Moderate conditions.
Redding, California air has the highest levels of PM2.5.
Poor air quality in Redding, California means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Redding, California are currently 9.74 μg/m3.
The PM10 concentration in Redding, California is 41.657 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Redding, California is 0.412 ppm.
Currently, Redding, California has a sulfur dioxide (SO2) concentration of 0.722 ppb.
The current ozone (O3) level in Redding, California at the moment is 14.426 ppm.
Nitrogen dioxide (NO2) level in Redding, California at the moment is 6.23 ppb.
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