United States Environmental Protection Agency


CDX EnviroFlash: Environmental Notifications
Overview EnviroFlash logo

EnviroFlash is a free service that provides you with information about various environmental conditions. This service allows you to sign up to automatically receive customized environmental information. The following types of data are currently available:


EnviroFlash Air Quality

EnviroFlash Air Quality provides notifications about air quality action days as well as forecasts of air quality for the upcoming day(s), and allows you to select your level of air quality concern.


EnviroFlash UV Index

EnviroFlash UV Index provides notification of UV Alerts and the next day UV Index.


Common Alerting Protocol (CAP)

EPA's implementation of the Common Alerting Protocol (CAP). CAP is an open, non-proprietary digital message format for all types of alerts and notifications. It is a simple but general format for exchanging all-hazard emergency alerts and public warnings over all kinds of networks. CAP allows a consistent warning message to be disseminated simultaneously over many different warning systems, thus increasing warning effectiveness while simplifying the warning task.


EnviroFlash Office of Transportation and Air Quality (OTAQ)

EPA's EnviroFlash Office of Transportation and Air Quality (OTAQ) notifies its program and program sub-classification users of updates and changes.


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