Stay updated with real-time air quality in Monterey Park, 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)
22
Good
Monterey Park, California
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
4.02 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
11.14 μg/m³
0
55
155
255
425
605+
22.39 ppb
0
55
71
86
201
201+
0.20 ppb
0
36
76
186
605
1005+
5.40 ppb
0
54
101
361
1250
2050+
0.12 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Monterey Park, California
Monterey Park, California
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AQI 22
Good
3.86μg/m³
PM2.5
17.92μg/m³
PM10
21.43ppb
O3
0.23ppb
SO2
6.08ppb
NO2
0.20ppm
CO
AQI 22
Good
3.83μg/m³
PM2.5
17.90μg/m³
PM10
21.37ppb
O3
0.23ppb
SO2
6.28ppb
NO2
0.20ppm
CO
AQI 19
Good
3.45μg/m³
PM2.5
17.01μg/m³
PM10
21.27ppb
O3
0.23ppb
SO2
7.58ppb
NO2
0.20ppm
CO
AQI 19
Good
3.06μg/m³
PM2.5
16.19μg/m³
PM10
21.23ppb
O3
0.23ppb
SO2
8.57ppb
NO2
0.20ppm
CO
AQI 22
Good
3.51μg/m³
PM2.5
17.16μg/m³
PM10
22.89ppb
O3
0.23ppb
SO2
6.47ppb
NO2
0.20ppm
CO
AQI 22
Good
3.96μg/m³
PM2.5
18.12μg/m³
PM10
21.35ppb
O3
0.23ppb
SO2
5.85ppb
NO2
0.20ppm
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 Monterey Park, California is updated every hour.
The worst air quality in Monterey Park, California in the last 24 hours was observed at 09:00:00 on 2025-07-22.
In the last 24 hrs, the best air quality in Monterey Park, California was observed at 08:00:00 on 2025-07-23.
The current air quality in Monterey Park, California is 20, categorized as Good based on real-time data.
The most common pollutant in Monterey Park, California is O3.
If the air quality in Monterey Park, California is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Monterey Park, California is 3.433 μg/m3.
The current PM10 concentration at Monterey Park, California is 16.833 μg/m3.
The current carbon monoxide (CO) concentration at Monterey Park, California is 0.202 ppm.
The current sulfur dioxide (SO2) concentration at Monterey Park, California is 0.229 ppb.
The current ozone (O3) concentration at Monterey Park, California is 21.764 ppm.
The current nitrogen dioxide (NO2) concentration at Monterey Park, California is 7.01 ppb.
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