Stay updated with real-time air quality in Foothill Farms, 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)
54
Moderate
Foothill Farms, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
11.27 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
45.35 μg/m³
0
55
155
255
425
605+
9.31 ppb
0
55
71
86
201
201+
0.79 ppb
0
36
76
186
605
1005+
11.48 ppb
0
54
101
361
1250
2050+
0.36 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Foothill Farms, California
Scroll To Air Quality MapLoading...
AQI 56
Moderate
12.31μg/m³
PM2.5
50.57μg/m³
PM10
7.06ppb
O3
0.77ppb
SO2
12.76ppb
NO2
0.30ppm
CO
AQI 54
Moderate
10.61μg/m³
PM2.5
38.52μg/m³
PM10
9.37ppb
O3
0.77ppb
SO2
13.16ppb
NO2
0.30ppm
CO
AQI 49
Good
9.06μg/m³
PM2.5
28.71μg/m³
PM10
11.27ppb
O3
0.76ppb
SO2
13.31ppb
NO2
0.30ppm
CO
AQI 56
Moderate
12.23μg/m³
PM2.5
51.88μg/m³
PM10
6.44ppb
O3
0.77ppb
SO2
12.23ppb
NO2
0.30ppm
CO
AQI 44
Good
8.03μg/m³
PM2.5
28.14μg/m³
PM10
14.64ppb
O3
0.75ppb
SO2
12.18ppb
NO2
0.29ppm
CO
AQI 56
Moderate
11.67μg/m³
PM2.5
45.62μg/m³
PM10
11.81ppb
O3
0.77ppb
SO2
13.12ppb
NO2
0.30ppm
CO
Air quality data and pollutant measurements for California, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Foothill Farms, California is updated every hour.
The worst air quality in Foothill Farms, California in the last 24 hours was observed at 08:00:00 on 2026-03-12.
In the last 24 hrs, the best air quality in Foothill Farms, California was observed at 08:00:00 on 2026-03-11.
The current air quality in Foothill Farms, California is 54, categorized as Moderate based on real-time data.
The most common pollutant in Foothill Farms, California is PM2.5.
If the air quality in Foothill Farms, California is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Foothill Farms, California is 11.27 μg/m3.
The current PM10 concentration at Foothill Farms, California is 45.347 μg/m3.
The current carbon monoxide (CO) concentration at Foothill Farms, California is 0.356 ppm.
The current sulfur dioxide (SO2) concentration at Foothill Farms, California is 0.785 ppb.
The current ozone (O3) concentration at Foothill Farms, California is 9.311 ppm.
The current nitrogen dioxide (NO2) concentration at Foothill Farms, California is 11.48 ppb.
All Rights Reserved © Ambee Inc. 2025