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)
56
Moderate
Fortuna, California
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
12.27 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
54.46 μg/m³
0
55
155
255
425
605+
26.32 ppb
0
55
71
86
201
201+
0.66 ppb
0
36
76
186
605
1005+
3.48 ppb
0
54
101
361
1250
2050+
0.24 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Fortuna, California
Fortuna, California
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AQI 54
Moderate
10.81μg/m³
PM2.5
49.72μg/m³
PM10
25.96ppb
O3
0.62ppb
SO2
2.41ppb
NO2
0.20ppm
CO
AQI 56
Moderate
11.63μg/m³
PM2.5
52.44μg/m³
PM10
26.03ppb
O3
0.63ppb
SO2
3.33ppb
NO2
0.18ppm
CO
AQI 56
Moderate
11.57μg/m³
PM2.5
48.09μg/m³
PM10
26.11ppb
O3
0.63ppb
SO2
3.10ppb
NO2
0.18ppm
CO
AQI 66
Moderate
17.28μg/m³
PM2.5
78.23μg/m³
PM10
22.48ppb
O3
0.65ppb
SO2
3.56ppb
NO2
0.18ppm
CO
AQI 64
Moderate
16.31μg/m³
PM2.5
76.55μg/m³
PM10
30.05ppb
O3
0.68ppb
SO2
3.57ppb
NO2
0.18ppm
CO
AQI 71
Moderate
20.26μg/m³
PM2.5
91.07μg/m³
PM10
26.31ppb
O3
0.65ppb
SO2
3.52ppb
NO2
0.18ppm
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 04:00:00, 2025-07-13.
The best air quality in Fortuna, California was observed at 06:00:00 on 2025-07-13.
The air quality in Fortuna, California right now is Moderate, with an AQI of 56.
In Fortuna, California, PM2.5 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 12.274 μg/m3.
Fortuna, California currently has a PM10 concentration of 54.458 μg/m3.
The current carbon monoxide (CO) level in Fortuna, California is 0.242 ppm.
The current sulfur dioxide (SO2) concentration in Fortuna, California is 0.662 ppb.
Fortuna, California currently has an ozone (O3) concentration of 26.322 ppm.
The current level of nitrogen dioxide (NO2) in Fortuna, California is 3.479 ppb.
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