Stay updated with real-time air quality in Loma Linda, 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)
38
Good
Loma Linda, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
7.03 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
27.85 μg/m³
0
55
155
255
425
605+
16.23 ppb
0
55
71
86
201
201+
0.45 ppb
0
36
76
186
605
1005+
16.46 ppb
0
54
101
361
1250
2050+
0.32 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Loma Linda, California
Loma Linda, California
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AQI 49
Good
8.62μg/m³
PM2.5
28.89μg/m³
PM10
14.50ppb
O3
0.45ppb
SO2
15.28ppb
NO2
0.32ppm
CO
AQI 38
Good
7.37μg/m³
PM2.5
28.45μg/m³
PM10
16.03ppb
O3
0.45ppb
SO2
16.40ppb
NO2
0.32ppm
CO
AQI 38
Good
6.73μg/m³
PM2.5
29.78μg/m³
PM10
14.37ppb
O3
0.45ppb
SO2
18.28ppb
NO2
0.32ppm
CO
AQI 38
Good
6.61μg/m³
PM2.5
22.14μg/m³
PM10
18.03ppb
O3
0.45ppb
SO2
13.31ppb
NO2
0.32ppm
CO
AQI 38
Good
6.63μg/m³
PM2.5
26.05μg/m³
PM10
18.86ppb
O3
0.46ppb
SO2
15.44ppb
NO2
0.32ppm
CO
AQI 44
Good
8.29μg/m³
PM2.5
29.83μg/m³
PM10
13.71ppb
O3
0.46ppb
SO2
10.93ppb
NO2
0.33ppm
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 Loma Linda, California is updated every hour.
The worst air quality in Loma Linda, California in the last 24 hours was observed at 01:00:00 on 2026-08-14.
In the last 24 hrs, the best air quality in Loma Linda, California was observed at 03:00:00 on 2026-08-14.
The current air quality in Loma Linda, California is 27, categorized as Good based on real-time data.
The most common pollutant in Loma Linda, California is PM2.5.
If the air quality in Loma Linda, California is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Loma Linda, California is 5.242 μg/m3.
The current PM10 concentration at Loma Linda, California is 22.378 μg/m3.
The current carbon monoxide (CO) concentration at Loma Linda, California is 0.271 ppm.
The current sulfur dioxide (SO2) concentration at Loma Linda, California is 0.494 ppb.
The current ozone (O3) concentration at Loma Linda, California is 16.032 ppm.
The current nitrogen dioxide (NO2) concentration at Loma Linda, California is 11.987 ppb.
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