Latest PM2.5AQI from Temporary Monitors shows particle pollution observed at portable, temporary PM2.5 monitors near large, active wildfires. These monitors are deployed by US Forest Service and state and local agencies for measuring air quality during wildfires. They may be moved based on wildfire locations. Data are not fully verified and only intended for real-time air quality reporting.
Latest PM2.5AQI from AirNow Monitors shows particle pollution observed at monitors operated by state, tribal, or local monitoring agencies using federal reference or equivalent monitoring techniques. Data are considered preliminary and non-regulatory.
Incident Information System (InciWeb) shows the locations of active wildfires from the InciWeb website. Chrome and Firefox only.
Hazard Mapping System Fire Locations are fire locations detected by satellites operated by the National Oceanic and Atmospheric Administration (NOAA) Hazard Mapping System.
Hazard Mapping System Smoke Plumes are smoke plumes analyzed by the National Oceanic and Atmospheric Administration (NOAA) Hazard Mapping System. Darker colors indicate denser smoke concentrations. The plumes may be at ground-level or high up in the atmosphere.