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PM2.5 Particulate Matter

Fine particulate matter with diameter ≤2.5 microns, measured in micrograms per cubic meter. Critical for indoor air quality assessment, especially post-COVID building standards.

Brick

PM2.5_Sensor

Category

iaq

Typical Range

-

Object Type

-

Haystack

Tags

airMarkerpm25MarkersensorMarkerpointMarker

Kind

Number

Point Function

sensor

Haystack Unit

µg/m³

Source Units

µg/m³

States

-

Aliases

Common

Common Misspellings

pm2.5-sensorparticulate-mater

Notes

  • EPA Air Quality Index (AQI) categories for PM2.5 range from 0 (good) to 500+ (hazardous)
  • Increasingly required in commercial buildings for IAQ monitoring
  • Used to control filtration levels and outdoor air intake during poor outdoor air quality events