Stay updated with real-time air quality in Ashland, 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
Ashland, California
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
3.83 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
16.73 μg/m³
0
55
155
255
425
605+
16.61 ppb
0
55
71
86
201
201+
0.66 ppb
0
36
76
186
605
1005+
3.80 ppb
0
54
101
361
1250
2050+
0.30 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Ashland, California
Ashland, California
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AQI 44
Good
7.76μg/m³
PM2.5
34.20μg/m³
PM10
23.05ppb
O3
0.64ppb
SO2
3.34ppb
NO2
0.28ppm
CO
AQI 38
Good
6.91μg/m³
PM2.5
30.23μg/m³
PM10
21.24ppb
O3
0.55ppb
SO2
2.53ppb
NO2
0.31ppm
CO
AQI 44
Good
7.71μg/m³
PM2.5
33.92μg/m³
PM10
22.68ppb
O3
0.61ppb
SO2
3.27ppb
NO2
0.30ppm
CO
AQI 44
Good
7.94μg/m³
PM2.5
35.01μg/m³
PM10
23.37ppb
O3
0.65ppb
SO2
3.44ppb
NO2
0.28ppm
CO
AQI 33
Good
5.94μg/m³
PM2.5
25.59μg/m³
PM10
19.97ppb
O3
0.55ppb
SO2
1.56ppb
NO2
0.30ppm
CO
AQI 44
Good
7.94μg/m³
PM2.5
35.01μg/m³
PM10
23.37ppb
O3
0.65ppb
SO2
3.44ppb
NO2
0.28ppm
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 Ashland, California is updated every hour for accuracy.
In the past 24 hours, the air quality in Ashland, California was at its worst at 11:00:00 on 2025-07-29.
In the last 24 hours, the best air quality in Ashland, California was observed at 06:00:00 on 2025-07-29.
As of now, the AQI in Ashland, California is 38, indicating Good conditions.
Ashland, California air has the highest levels of PM2.5.
Poor air quality in Ashland, California means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Ashland, California are currently 6.765 μg/m3.
The PM10 concentration in Ashland, California is 29.45 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Ashland, California is 0.313 ppm.
Currently, Ashland, California has a sulfur dioxide (SO2) concentration of 0.548 ppb.
The current ozone (O3) level in Ashland, California at the moment is 20.971 ppm.
Nitrogen dioxide (NO2) level in Ashland, California at the moment is 2.4 ppb.
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