Stay updated with real-time air quality in Thousand Oaks, 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)
22
Good
Thousand Oaks, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.40 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
18.55 μg/m³
0
55
155
255
425
605+
10.85 ppb
0
55
71
86
201
201+
0.44 ppb
0
36
76
186
605
1005+
9.96 ppb
0
54
101
361
1250
2050+
0.28 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Thousand Oaks, California
Thousand Oaks, California
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AQI 27
Good
5.27μg/m³
PM2.5
20.32μg/m³
PM10
10.55ppb
O3
0.44ppb
SO2
8.63ppb
NO2
0.28ppm
CO
AQI 27
Good
5.14μg/m³
PM2.5
20.24μg/m³
PM10
10.93ppb
O3
0.44ppb
SO2
8.93ppb
NO2
0.27ppm
CO
AQI 27
Good
5.46μg/m³
PM2.5
20.57μg/m³
PM10
9.91ppb
O3
0.44ppb
SO2
7.94ppb
NO2
0.28ppm
CO
AQI 27
Good
4.79μg/m³
PM2.5
19.68μg/m³
PM10
10.14ppb
O3
0.44ppb
SO2
9.20ppb
NO2
0.28ppm
CO
AQI 22
Good
4.28μg/m³
PM2.5
14.11μg/m³
PM10
11.88ppb
O3
0.45ppb
SO2
11.38ppb
NO2
0.28ppm
CO
AQI 33
Good
5.74μg/m³
PM2.5
21.01μg/m³
PM10
16.45ppb
O3
0.42ppb
SO2
5.38ppb
NO2
0.27ppm
CO
The air quality data for California, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Thousand Oaks, California are available every hour.
Thousand Oaks, California experienced its worst air quality at 05:00:00, 2026-08-17.
The best air quality in Thousand Oaks, California was observed at 02:00:00 on 2026-08-16.
The air quality in Thousand Oaks, California right now is Good, with an AQI of 22.
In Thousand Oaks, California, PM2.5 is the most frequently found pollutant.
When air quality in Thousand Oaks, California is compromised, staying indoors and wearing a mask can reduce health risks.
Thousand Oaks, California currently has a PM2.5 concentration of 4.4 μg/m3.
Thousand Oaks, California currently has a PM10 concentration of 18.547 μg/m3.
The current carbon monoxide (CO) level in Thousand Oaks, California is 0.278 ppm.
The current sulfur dioxide (SO2) concentration in Thousand Oaks, California is 0.442 ppb.
Thousand Oaks, California currently has an ozone (O3) concentration of 10.85 ppm.
The current level of nitrogen dioxide (NO2) in Thousand Oaks, California is 9.956 ppb.
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