Air Quality


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Park Place, Exeter, California
Updated: Monday, June 30 2025 - 7:35 PM PDT

Real-Time Air Quality Map
23 Good

0-50: Air quality is satisfactory, and air pollution poses little or no risk with 24 hours of exposure.

Sensor A

25
6 μg/m3

24
5.7 μg/m3

23
5.6 μg/m3

22
5.2 μg/m3

22
5.2 μg/m3

29
7 μg/m3
Real-time 10 minutes 30 minutes 1 hour 6 hours 24 hours
Sensor B

25
6 μg/m3

22
5.2 μg/m3

21
5.1 μg/m3

20
4.8 μg/m3

20
4.8 μg/m3

27
6.5 μg/m3
Real-time 10 minutes 30 minutes 1 hour 6 hours 24 hours

The main number shown above is the current air quality index for PM2.5 (fine particulate matter). The AQI is derived from the short-term (10 minute average) values. The PurpleAir device contains two particle detectors to provide redundancy and help determine sensor health.


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Real-time PurpleAir script courtesy of Saratoga Weather.
AQI chart generated by Weather Display software.



Visalia, California
Updated: Monday, June 30 2025 - 7:35 PM PDT

Ozone (O3), in parts per billion (ppb)

Pollutant Type Air Quality Level Latest Concentration
Ozone Unhealthy for 
 Sensitive Groups		 76 ppb  air-quality-unhealthy-sensitive.png

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