Stay updated with real-time air quality in Hanford, 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)
51
Moderate
Hanford, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.51 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
54.85 μg/m³
0
55
155
255
425
605+
22.01 ppb
0
55
71
86
201
201+
0.56 ppb
0
36
76
186
605
1005+
3.09 ppb
0
54
101
361
1250
2050+
0.11 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Hanford, California
Hanford, California
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AQI 33
Good
5.92μg/m³
PM2.5
26.14μg/m³
PM10
22.10ppb
O3
0.53ppb
SO2
3.10ppb
NO2
0.11ppm
CO
AQI 33
Good
6.06μg/m³
PM2.5
31.02μg/m³
PM10
22.98ppb
O3
0.52ppb
SO2
2.10ppb
NO2
0.11ppm
CO
AQI 42
Good
7.28μg/m³
PM2.5
44.95μg/m³
PM10
21.64ppb
O3
0.57ppb
SO2
3.19ppb
NO2
0.12ppm
CO
AQI 38
Good
7.15μg/m³
PM2.5
31.72μg/m³
PM10
21.91ppb
O3
0.48ppb
SO2
3.26ppb
NO2
0.10ppm
CO
AQI 27
Good
4.55μg/m³
PM2.5
16.10μg/m³
PM10
21.38ppb
O3
0.58ppb
SO2
3.85ppb
NO2
0.12ppm
CO
AQI 27
Good
5.03μg/m³
PM2.5
22.42μg/m³
PM10
26.90ppb
O3
0.57ppb
SO2
1.83ppb
NO2
0.12ppm
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 Hanford, California is updated every hour.
The worst air quality in Hanford, California in the last 24 hours was observed at 07:00:00 on 2026-06-09.
In the last 24 hrs, the best air quality in Hanford, California was observed at 01:00:00 on 2026-06-08.
The current air quality in Hanford, California is 51, categorized as Moderate based on real-time data.
The most common pollutant in Hanford, California is PM10.
If the air quality in Hanford, California is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Hanford, California is 5.511 μg/m3.
The current PM10 concentration at Hanford, California is 54.854 μg/m3.
The current carbon monoxide (CO) concentration at Hanford, California is 0.107 ppm.
The current sulfur dioxide (SO2) concentration at Hanford, California is 0.559 ppb.
The current ozone (O3) concentration at Hanford, California is 22.009 ppm.
The current nitrogen dioxide (NO2) concentration at Hanford, California is 3.088 ppb.
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