Air Quality


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Park Place, Exeter, California
Updated: Sunday, November 9 2025 - 4:12 AM PST

Real-Time Air Quality Map
67 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

70
21 μg/m3

69
20.6 μg/m3

71
21.5 μg/m3

74
23.2 μg/m3

73
22.5 μg/m3

71
21.6 μg/m3
Real-time 10 minutes 30 minutes 1 hour 6 hours 24 hours
Sensor B

63
18 μg/m3

65
18.7 μg/m3

67
19.6 μg/m3

71
21.4 μg/m3

70
20.9 μg/m3

68
20.1 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: Sunday, November 9 2025 - 4:10 AM PST

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

Pollutant Type Air Quality Level Latest Concentration
Ozone Good 6 ppb  air-quality-good.png

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