Stay updated with real-time air quality in McKinleyville, 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)
21
Good
McKinleyville, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.48 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
14.48 μg/m³
0
55
155
255
425
605+
22.79 ppb
0
55
71
86
201
201+
0.60 ppb
0
36
76
186
605
1005+
4.00 ppb
0
54
101
361
1250
2050+
0.32 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
McKinleyville, California
McKinleyville, California
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AQI 21
Good
2.31μg/m³
PM2.5
11.58μg/m³
PM10
22.91ppb
O3
0.68ppb
SO2
4.79ppb
NO2
0.30ppm
CO
AQI 20
Good
2.18μg/m³
PM2.5
10.26μg/m³
PM10
22.20ppb
O3
0.68ppb
SO2
5.08ppb
NO2
0.36ppm
CO
AQI 20
Good
2.10μg/m³
PM2.5
10.01μg/m³
PM10
21.97ppb
O3
0.68ppb
SO2
4.77ppb
NO2
0.38ppm
CO
AQI 20
Good
2.40μg/m³
PM2.5
12.43μg/m³
PM10
21.96ppb
O3
0.68ppb
SO2
4.73ppb
NO2
0.38ppm
CO
AQI 69
Moderate
18.86μg/m³
PM2.5
89.29μg/m³
PM10
22.64ppb
O3
0.69ppb
SO2
5.04ppb
NO2
0.29ppm
CO
AQI 71
Moderate
20.22μg/m³
PM2.5
91.00μg/m³
PM10
18.00ppb
O3
0.69ppb
SO2
4.94ppb
NO2
0.29ppm
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 Mckinleyville, California is updated every hour for accuracy.
In the past 24 hours, the air quality in Mckinleyville, California was at its worst at 07:00:00 on 2026-02-08.
In the last 24 hours, the best air quality in Mckinleyville, California was observed at 07:00:00 on 2026-02-08.
As of now, the AQI in Mckinleyville, California is 21, indicating Good conditions.
Mckinleyville, California air has the highest levels of O3.
Poor air quality in Mckinleyville, California means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Mckinleyville, California are currently 2.481 μg/m3.
The PM10 concentration in Mckinleyville, California is 14.479 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Mckinleyville, California is 0.319 ppm.
Currently, Mckinleyville, California has a sulfur dioxide (SO2) concentration of 0.6 ppb.
The current ozone (O3) level in Mckinleyville, California at the moment is 22.788 ppm.
Nitrogen dioxide (NO2) level in Mckinleyville, California at the moment is 4.004 ppb.
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