Stay updated with real-time air quality in Granite Bay, 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)
16
Good
Granite Bay, California
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
2.11 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
8.58 μg/m³
0
55
155
255
425
605+
17.47 ppb
0
55
71
86
201
201+
0.72 ppb
0
36
76
186
605
1005+
1.63 ppb
0
54
101
361
1250
2050+
0.17 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Granite Bay, California
Granite Bay, California
Scroll To Air Quality MapLoading...
AQI 24
Good
2.46μg/m³
PM2.5
9.30μg/m³
PM10
25.77ppb
O3
0.70ppb
SO2
1.96ppb
NO2
0.17ppm
CO
AQI 20
Good
1.35μg/m³
PM2.5
5.18μg/m³
PM10
22.05ppb
O3
0.71ppb
SO2
1.03ppb
NO2
0.17ppm
CO
AQI 25
Good
2.37μg/m³
PM2.5
8.54μg/m³
PM10
27.19ppb
O3
0.70ppb
SO2
2.06ppb
NO2
0.17ppm
CO
AQI 22
Good
1.98μg/m³
PM2.5
7.59μg/m³
PM10
23.72ppb
O3
0.71ppb
SO2
1.52ppb
NO2
0.17ppm
CO
AQI 20
Good
2.14μg/m³
PM2.5
7.87μg/m³
PM10
22.11ppb
O3
0.71ppb
SO2
1.42ppb
NO2
0.17ppm
CO
AQI 23
Good
2.56μg/m³
PM2.5
10.20μg/m³
PM10
24.70ppb
O3
0.72ppb
SO2
1.93ppb
NO2
0.16ppm
CO
Air quality measurements for California, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Granite Bay, California is updated on an hourly basis.
The worst air quality in Granite Bay, California was recorded at 12:00:00 on 2025-07-25.
The best air quality in Granite Bay, California was recorded at 12:00:00 on 2025-07-24.
The real-time air quality index in Granite Bay, California is 19, currently categorized as Good.
The most common pollutant in Granite Bay, California is O3.
If the air quality in Granite Bay, California is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Granite Bay, California at present are 3.121 μg/m3.
The current PM10 levels in Granite Bay, California are 12.955 μg/m3.
The current carbon monoxide (CO) level in Granite Bay, California is 0.174 ppm.
The current sulfur dioxide (SO2) levels in Granite Bay, California are 0.729 ppb.
The current ozone (O3) levels at Granite Bay, California is 20.691 ppm.
The current nitrogen dioxide (NO2) levels at Granite Bay, California is 1.428 ppb.
All Rights Reserved © Ambee Inc. 2025