Charles C. Sylvester

Validation of PurpleAir PM2.5 Sensors in Temperate Urban Environments

Abstract Low-cost sensors (LCS), such as PurpleAir (PA), are widely used for measuring fine particulate matter (PM2.5) because they are inexpensive, easy to deploy, and provide publicly accessible data. However, PA sensors are known to overestimate PM2.5, and thus, several correc...