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)
77
Moderate
Loma Linda, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
8.16 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
36.17 μg/m³
0
55
155
255
425
605+
63.45 ppb
0
55
71
86
201
201+
0.70 ppb
0
36
76
186
605
1005+
6.50 ppb
0
54
101
361
1250
2050+
0.26 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Loma Linda, California
Loma Linda, California
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AQI 77
Moderate
8.68μg/m³
PM2.5
36.98μg/m³
PM10
62.84ppb
O3
0.72ppb
SO2
6.22ppb
NO2
0.25ppm
CO
AQI 77
Moderate
8.16μg/m³
PM2.5
36.16μg/m³
PM10
63.33ppb
O3
0.70ppb
SO2
6.46ppb
NO2
0.26ppm
CO
AQI 77
Moderate
8.09μg/m³
PM2.5
36.89μg/m³
PM10
63.08ppb
O3
0.69ppb
SO2
7.12ppb
NO2
0.27ppm
CO
AQI 80
Moderate
8.46μg/m³
PM2.5
35.27μg/m³
PM10
63.98ppb
O3
0.71ppb
SO2
5.59ppb
NO2
0.27ppm
CO
AQI 80
Moderate
8.07μg/m³
PM2.5
35.50μg/m³
PM10
64.08ppb
O3
0.70ppb
SO2
6.15ppb
NO2
0.27ppm
CO
AQI 61
Moderate
8.38μg/m³
PM2.5
36.92μg/m³
PM10
58.16ppb
O3
0.71ppb
SO2
8.35ppb
NO2
0.26ppm
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 02:00:00 on 2026-04-24.
In the last 24 hrs, the best air quality in Loma Linda, California was observed at 11:00:00 on 2026-04-23.
The current air quality in Loma Linda, California is 77, categorized as Moderate based on real-time data.
The most common pollutant in Loma Linda, California is O3.
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 8.157 μg/m3.
The current PM10 concentration at Loma Linda, California is 36.166 μg/m3.
The current carbon monoxide (CO) concentration at Loma Linda, California is 0.264 ppm.
The current sulfur dioxide (SO2) concentration at Loma Linda, California is 0.702 ppb.
The current ozone (O3) concentration at Loma Linda, California is 63.447 ppm.
The current nitrogen dioxide (NO2) concentration at Loma Linda, California is 6.5 ppb.
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