Stay updated with real-time air quality in Fortuna, 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
Fortuna, California
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
3.96 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
19.55 μg/m³
0
55
155
255
425
605+
23.60 ppb
0
55
71
86
201
201+
0.48 ppb
0
36
76
186
605
1005+
1.71 ppb
0
54
101
361
1250
2050+
0.35 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Fortuna, California
Fortuna, California
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AQI 20
Good
1.79μg/m³
PM2.5
10.67μg/m³
PM10
22.17ppb
O3
0.72ppb
SO2
1.93ppb
NO2
0.29ppm
CO
AQI 20
Good
2.00μg/m³
PM2.5
11.43μg/m³
PM10
22.15ppb
O3
0.72ppb
SO2
1.93ppb
NO2
0.28ppm
CO
AQI 22
Good
3.71μg/m³
PM2.5
14.94μg/m³
PM10
22.16ppb
O3
0.72ppb
SO2
1.94ppb
NO2
0.24ppm
CO
AQI 52
Moderate
9.91μg/m³
PM2.5
41.12μg/m³
PM10
34.10ppb
O3
0.72ppb
SO2
2.52ppb
NO2
0.24ppm
CO
AQI 56
Moderate
11.50μg/m³
PM2.5
41.67μg/m³
PM10
34.05ppb
O3
0.72ppb
SO2
2.51ppb
NO2
0.24ppm
CO
AQI 52
Moderate
9.54μg/m³
PM2.5
41.42μg/m³
PM10
34.97ppb
O3
0.72ppb
SO2
2.54ppb
NO2
0.24ppm
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 Fortuna, California are available every hour.
Fortuna, California experienced its worst air quality at 09:00:00, 2025-07-24.
The best air quality in Fortuna, California was observed at 06:00:00 on 2025-07-25.
The air quality in Fortuna, California right now is Good, with an AQI of 23.
In Fortuna, California, O3 is the most frequently found pollutant.
When air quality in Fortuna, California is compromised, staying indoors and wearing a mask can reduce health risks.
Fortuna, California currently has a PM2.5 concentration of 3.105 μg/m3.
Fortuna, California currently has a PM10 concentration of 18.807 μg/m3.
The current carbon monoxide (CO) level in Fortuna, California is 0.353 ppm.
The current sulfur dioxide (SO2) concentration in Fortuna, California is 0.6 ppb.
Fortuna, California currently has an ozone (O3) concentration of 25.328 ppm.
The current level of nitrogen dioxide (NO2) in Fortuna, California is 1.73 ppb.
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