Stay updated with real-time air quality in Colton, 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)
74
Moderate
Colton, California
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
13.84 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
49.93 μg/m³
0
55
155
255
425
605+
61.83 ppb
0
55
71
86
201
201+
0.29 ppb
0
36
76
186
605
1005+
9.48 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Colton, California
Colton, California
Scroll To Air Quality MapLoading...
AQI 71
Moderate
11.36μg/m³
PM2.5
50.76μg/m³
PM10
61.08ppb
O3
0.29ppb
SO2
10.41ppb
NO2
0.20ppm
CO
AQI 74
Moderate
17.48μg/m³
PM2.5
52.05μg/m³
PM10
61.59ppb
O3
0.28ppb
SO2
8.64ppb
NO2
0.21ppm
CO
AQI 77
Moderate
12.58μg/m³
PM2.5
49.62μg/m³
PM10
62.76ppb
O3
0.29ppb
SO2
9.63ppb
NO2
0.21ppm
CO
AQI 67
Moderate
15.47μg/m³
PM2.5
52.66μg/m³
PM10
59.85ppb
O3
0.28ppb
SO2
8.90ppb
NO2
0.25ppm
CO
AQI 75
Moderate
22.21μg/m³
PM2.5
51.88μg/m³
PM10
59.46ppb
O3
0.28ppb
SO2
9.15ppb
NO2
0.24ppm
CO
AQI 67
Moderate
14.19μg/m³
PM2.5
46.31μg/m³
PM10
60.01ppb
O3
0.30ppb
SO2
10.24ppb
NO2
0.24ppm
CO
The air quality data for California, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Colton, California are available every hour.
Colton, California experienced its worst air quality at 12:00:00, 2025-06-06.
The best air quality in Colton, California was observed at 10:00:00 on 2025-06-06.
The air quality in Colton, California right now is Moderate, with an AQI of 74.
In Colton, California, O3 is the most frequently found pollutant.
When air quality in Colton, California is compromised, staying indoors and wearing a mask can reduce health risks.
Colton, California currently has a PM2.5 concentration of 13.84 μg/m3.
Colton, California currently has a PM10 concentration of 49.933 μg/m3.
The current carbon monoxide (CO) level in Colton, California is 0.214 ppm.
The current sulfur dioxide (SO2) concentration in Colton, California is 0.288 ppb.
Colton, California currently has an ozone (O3) concentration of 61.832 ppm.
The current level of nitrogen dioxide (NO2) in Colton, California is 9.483 ppb.
All Rights Reserved © Ambee Inc. 2025