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)
30
Good
McKinleyville, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.57 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
13.61 μg/m³
0
55
155
255
425
605+
31.64 ppb
0
55
71
86
201
201+
0.76 ppb
0
36
76
186
605
1005+
1.61 ppb
0
54
101
361
1250
2050+
0.28 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
McKinleyville, California
McKinleyville, California
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AQI 30
Good
4.57μg/m³
PM2.5
13.61μg/m³
PM10
31.64ppb
O3
0.76ppb
SO2
1.61ppb
NO2
0.28ppm
CO
AQI 33
Good
5.06μg/m³
PM2.5
22.53μg/m³
PM10
36.28ppb
O3
0.76ppb
SO2
1.85ppb
NO2
0.26ppm
CO
AQI 35
Good
5.11μg/m³
PM2.5
22.84μg/m³
PM10
37.52ppb
O3
0.76ppb
SO2
1.63ppb
NO2
0.26ppm
CO
AQI 28
Good
4.44μg/m³
PM2.5
15.88μg/m³
PM10
29.71ppb
O3
0.76ppb
SO2
4.49ppb
NO2
0.24ppm
CO
AQI 38
Good
2.49μg/m³
PM2.5
14.37μg/m³
PM10
40.93ppb
O3
0.67ppb
SO2
3.98ppb
NO2
0.29ppm
CO
AQI 37
Good
2.25μg/m³
PM2.5
10.57μg/m³
PM10
39.66ppb
O3
0.68ppb
SO2
3.90ppb
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 01:00:00 on 2026-08-24.
In the last 24 hours, the best air quality in Mckinleyville, California was observed at 04:00:00 on 2026-08-23.
As of now, the AQI in Mckinleyville, California is 30, 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 4.571 μg/m3.
The PM10 concentration in Mckinleyville, California is 13.612 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Mckinleyville, California is 0.275 ppm.
Currently, Mckinleyville, California has a sulfur dioxide (SO2) concentration of 0.755 ppb.
The current ozone (O3) level in Mckinleyville, California at the moment is 31.64 ppm.
Nitrogen dioxide (NO2) level in Mckinleyville, California at the moment is 1.612 ppb.
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