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)
27
Good
McKinleyville, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.12 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
19.40 μg/m³
0
55
155
255
425
605+
19.74 ppb
0
55
71
86
201
201+
0.71 ppb
0
36
76
186
605
1005+
6.32 ppb
0
54
101
361
1250
2050+
0.42 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
McKinleyville, California
McKinleyville, California
Scroll To Air Quality MapLoading...
AQI 33
Good
6.16μg/m³
PM2.5
26.87μg/m³
PM10
16.19ppb
O3
0.69ppb
SO2
6.73ppb
NO2
0.46ppm
CO
AQI 22
Good
4.49μg/m³
PM2.5
19.92μg/m³
PM10
16.25ppb
O3
0.69ppb
SO2
6.72ppb
NO2
0.46ppm
CO
AQI 22
Good
4.35μg/m³
PM2.5
19.31μg/m³
PM10
16.29ppb
O3
0.69ppb
SO2
6.72ppb
NO2
0.46ppm
CO
AQI 33
Good
6.30μg/m³
PM2.5
30.79μg/m³
PM10
16.44ppb
O3
0.69ppb
SO2
6.71ppb
NO2
0.46ppm
CO
AQI 49
Good
8.84μg/m³
PM2.5
38.94μg/m³
PM10
12.96ppb
O3
0.65ppb
SO2
7.07ppb
NO2
0.48ppm
CO
AQI 49
Good
9.48μg/m³
PM2.5
41.48μg/m³
PM10
11.72ppb
O3
0.69ppb
SO2
7.05ppb
NO2
0.48ppm
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 11:00:00 on 2026-10-21.
In the last 24 hours, the best air quality in Mckinleyville, California was observed at 02:00:00 on 2026-10-22.
As of now, the AQI in Mckinleyville, California is 27, indicating Good conditions.
Mckinleyville, California air has the highest levels of PM2.5.
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 5.117 μg/m3.
The PM10 concentration in Mckinleyville, California is 19.403 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Mckinleyville, California is 0.42 ppm.
Currently, Mckinleyville, California has a sulfur dioxide (SO2) concentration of 0.714 ppb.
The current ozone (O3) level in Mckinleyville, California at the moment is 19.737 ppm.
Nitrogen dioxide (NO2) level in Mckinleyville, California at the moment is 6.317 ppb.
All Rights Reserved © Ambee Inc. 2025