Air Quality


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Park Place, Exeter, California
Updated: Wednesday, July 30 2025 - 5:54 AM PDT

Real-Time Air Quality Map
52 Moderate

51-100: Air quality is acceptable. However, there may be a risk for some people with 24 hours of exposure, particularly those who are unusually sensitive to air pollution.

Sensor A

53
13 μg/m3

52
12.4 μg/m3

40
9.5 μg/m3

35
8.3 μg/m3

28
6.6 μg/m3

25
6 μg/m3
Real-time 10 minutes 30 minutes 1 hour 6 hours 24 hours
Sensor B

53
13 μg/m3

52
12.5 μg/m3

39
9.4 μg/m3

34
8.2 μg/m3

26
6.3 μg/m3

24
5.7 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: Wednesday, July 30 2025 - 5:55 AM PDT

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

Pollutant Type Air Quality Level Latest Concentration
Ozone Good 24 ppb  air-quality-good.png

AQI_levels_ROAR_ozone.png
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