Park Place, Exeter, California
Updated: Thursday, April 2 2020 - 1:13 AM PDT

21 Good 0-50: Air quality is considered satisfactory, and air pollution poses little or no risk.

This number is the current air quality index for PM2.5, fine particulate matter. This AQI is derived from the 10 Minute Average values of the two PM sensors housed inside the PurpleAir device.

PurpleAir map - Park Place

Sensor 1

24 5.82 μg/m3 21 5.01 μg/m3 20 4.87 μg/m3 21 5.01 μg/m3 56 14.61 μg/m3 63 17.74 μg/m3 Real-time 10 minutes 30 minutes 1 hour 6 hours 24 hours

Sensor 2

21 5 μg/m3 21 5.13 μg/m3 21 5.06 μg/m3 21 4.97 μg/m3 55 14.09 μg/m3 65 18.82 μg/m3 Real-time 10 minutes 30 minutes 1 hour 6 hours 24 hours

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

Today's AQI Forecast

Hourly AQI (combined PM and Ozone)

Air Quality Index Levels of Health Concern	Numerical Value	Meaning
Good	0-50	Air quality is considered satisfactory, and air pollution poses little or no risk.
Moderate	51-100	Air quality is acceptable; however, for some pollutants there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.
Unhealthy for Sensitive Groups	101-150	Members of sensitive groups may experience health effects. The general public is not likely to be affected.
Unhealthy	151-200	Everyone may begin to experience health effects; members of sensitive groups may experience more serious health effects.
Very Unhealthy	201-300	Health alert: everyone may experience more serious health effects.
Hazardous	> 300	Health warnings of emergency conditions. The entire population is more likely to be affected.