Stay updated with real-time air quality in Mountain House, 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)
44
Good
Mountain House, California
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
7.76 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
28.62 μg/m³
0
55
155
255
425
605+
45.80 ppb
0
55
71
86
201
201+
1.14 ppb
0
36
76
186
605
1005+
3.33 ppb
0
54
101
361
1250
2050+
0.23 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Mountain House, California
Mountain House, California
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AQI 44
Good
8.08μg/m³
PM2.5
27.32μg/m³
PM10
43.62ppb
O3
1.14ppb
SO2
3.30ppb
NO2
0.27ppm
CO
AQI 40
Good
6.94μg/m³
PM2.5
37.40μg/m³
PM10
43.26ppb
O3
1.37ppb
SO2
4.39ppb
NO2
0.24ppm
CO
AQI 38
Good
6.87μg/m³
PM2.5
35.23μg/m³
PM10
37.60ppb
O3
1.60ppb
SO2
2.94ppb
NO2
0.17ppm
CO
AQI 39
Good
6.92μg/m³
PM2.5
31.07μg/m³
PM10
41.89ppb
O3
0.96ppb
SO2
4.77ppb
NO2
0.34ppm
CO
AQI 41
Good
6.45μg/m³
PM2.5
29.76μg/m³
PM10
43.91ppb
O3
1.14ppb
SO2
3.99ppb
NO2
0.25ppm
CO
AQI 38
Good
7.36μg/m³
PM2.5
19.83μg/m³
PM10
37.38ppb
O3
1.17ppb
SO2
4.62ppb
NO2
0.26ppm
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 Mountain House, California is updated on an hourly basis.
The worst air quality in Mountain House, California was recorded at 11:00:00 on 2025-06-05.
The best air quality in Mountain House, California was recorded at 02:00:00 on 2025-06-06.
The real-time air quality index in Mountain House, California is 44, currently categorized as Good.
The most common pollutant in Mountain House, California is PM2.5.
If the air quality in Mountain House, California is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Mountain House, California at present are 7.763 μg/m3.
The current PM10 levels in Mountain House, California are 28.616 μg/m3.
The current carbon monoxide (CO) level in Mountain House, California is 0.233 ppm.
The current sulfur dioxide (SO2) levels in Mountain House, California are 1.142 ppb.
The current ozone (O3) levels at Mountain House, California is 45.803 ppm.
The current nitrogen dioxide (NO2) levels at Mountain House, California is 3.331 ppb.
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