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Air Quality


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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

PurpleAir - AQI chart


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



Visalia, California
Updated: Thursday, April 2 2020 - 1:15 AM PDT

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

Pollutant Type Air Quality Level Latest Concentration
Ozone Good 33 ppb  

AQI Concentration chart

AirNow logo

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.