Air Quality


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Park Place, Exeter, California
Updated: Tuesday, January 21 2025 - 9:34 PM PST

Real-Time Air Quality Map
139 Unhealthy for Sensitive Groups

101-150: Members of sensitive groups may experience health effects with 24 hours of exposure. The general public is less likely to be affected.

Sensor A

149
55 μg/m3

146
53.9 μg/m3

144
52.9 μg/m3

139
50.8 μg/m3

136
49.8 μg/m3

134
49 μg/m3
Real-time 10 minutes 30 minutes 1 hour 6 hours 24 hours
Sensor B

135
49.3 μg/m3

133
48.3 μg/m3

131
47.6 μg/m3

127
46.1 μg/m3

126
45.5 μg/m3

123
44.5 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: Tuesday, January 21 2025 - 9:35 PM PST

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

Pollutant Type Air Quality Level Latest Concentration
Ozone Good 2 ppb  air-quality-good.png

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