Stay updated with real-time air quality in Atwater, 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)
58
Moderate
Atwater, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
12.86 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
50.95 μg/m³
0
55
155
255
425
605+
23.71 ppb
0
55
71
86
201
201+
0.85 ppb
0
36
76
186
605
1005+
6.15 ppb
0
54
101
361
1250
2050+
0.18 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Atwater, California
Atwater, California
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AQI 49
Good
9.24μg/m³
PM2.5
47.89μg/m³
PM10
51.83ppb
O3
0.56ppb
SO2
5.02ppb
NO2
0.20ppm
CO
AQI 52
Moderate
10.41μg/m³
PM2.5
41.35μg/m³
PM10
52.44ppb
O3
0.55ppb
SO2
6.00ppb
NO2
0.20ppm
CO
AQI 66
Moderate
16.80μg/m³
PM2.5
73.00μg/m³
PM10
49.88ppb
O3
0.59ppb
SO2
6.52ppb
NO2
0.19ppm
CO
AQI 66
Moderate
16.62μg/m³
PM2.5
61.97μg/m³
PM10
53.95ppb
O3
0.54ppb
SO2
5.64ppb
NO2
0.20ppm
CO
AQI 66
Moderate
17.07μg/m³
PM2.5
62.90μg/m³
PM10
54.96ppb
O3
0.54ppb
SO2
5.69ppb
NO2
0.20ppm
CO
AQI 58
Moderate
13.03μg/m³
PM2.5
52.29μg/m³
PM10
44.24ppb
O3
0.53ppb
SO2
4.86ppb
NO2
0.21ppm
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 Atwater, California is updated on an hourly basis.
The worst air quality in Atwater, California was recorded at 02:00:00 on 2026-08-13.
The best air quality in Atwater, California was recorded at 02:00:00 on 2026-08-12.
The real-time air quality index in Atwater, California is 58, currently categorized as Moderate.
The most common pollutant in Atwater, California is PM2.5.
If the air quality in Atwater, California is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Atwater, California at present are 12.858 μg/m3.
The current PM10 levels in Atwater, California are 50.946 μg/m3.
The current carbon monoxide (CO) level in Atwater, California is 0.182 ppm.
The current sulfur dioxide (SO2) levels in Atwater, California are 0.855 ppb.
The current ozone (O3) levels at Atwater, California is 23.708 ppm.
The current nitrogen dioxide (NO2) levels at Atwater, California is 6.146 ppb.
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