Spatial Variation of PM<sub>2.5</sub> Indoors and Outdoors: Results from 261 Regulatory Monitors Compared to 14,000 Low-Cost Monitors in Three Western States over 4.7 Years

Spatial variation of indoor and outdoor PM<sub>2.5</sub> within three states for a five-year period is studied using regulatory and low-cost PurpleAir monitors. Most of these data were collected in an earlier study (Wallace et al., 2022 <i>Indoor Air</i> 32:13105) investigati...

Full description

Bibliographic Details
Main Authors: Lance Wallace, Tongke Zhao
Format: Article
Language:English
Published: MDPI AG 2023-04-01
Series:Sensors
Subjects:
Online Access:https://www.mdpi.com/1424-8220/23/9/4387