Realtime PurpleAir Sensor Air Quality in Westmoreland NY

CNYWeather.com hosts a PurpleAir Flex Air Quality Monitor
The results are automatically sent to purpleair.com website for aggregation and analysis.
The readings below are from the sensor unit.

Updated: Sun, 14-Dec-2025 1:26am EST
 
103 Unhealthy for Sensitive Groups

101-150: Members of sensitive groups may experience health effects. The general public is not likely to be affected.
 
Sensor 1

102
36 μg/m3

102
35.9 μg/m3

99
35.1 μg/m3

96
33.6 μg/m3

68
20.3 μg/m3

46
11 μg/m3

Real-Time
(page load)
Short Term 30 Minutes 1 Hour 6 Hours 24 Hours
Sensor 2

102
36 μg/m3

104
36.6 μg/m3

102
35.9 μg/m3

98
34.3 μg/m3

69
20.8 μg/m3

48
11.4 μg/m3

Real-Time
(page load)
Short Term 30 Minutes 1 Hour 6 Hours 24 Hours

Purple Air Legend

The US EPA AQI ranges from 0 to 500, and is partitioned
into six categories to report levels of five major pollutants;
including particulate matter (PM) such as PM2.5 and PM10.
(The subscript refers to the diameter of the particle in microns.)

purple air sensor legend

The US EPA AQI for PM is calculated from a 24-hour average:
this is based on hourly averages of PM concentrations and is updated daily.
The EPA also reports a real-time AQI called the NowCast.
This station's data is updated every 30 minutes.


USA Weather Finder