Air Quality


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Park Place, Exeter, California
Updated: Sunday, January 29 2023 - 10:04 AM PST

Real-Time Air Quality Map
19 Good

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

Sensor A

5
1.3 μg/m3

16
3.9 μg/m3

35
8.4 μg/m3

57
15 μg/m3

125
45.1 μg/m3

129
46.8 μg/m3

Real-time 10 minutes 30 minutes 1 hour 6 hours 24 hours
Sensor B

12
2.8 μg/m3

21
5.1 μg/m3

42
10 μg/m3

62
17.1 μg/m3

123
44.6 μg/m3

131
47.7 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.



Porterville, California
Updated: Sunday, January 29 2023 - 10:00 AM PST

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

Pollutant Type Air Quality Level Latest Concentration
Ozone Good 30 ppb  air-quality-good.png

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Today's AQI Forecast

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Hourly AQI (combined PM and Ozone)

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