ALERT2 / Background

The ALERT2 protocol specification was developed to provide a way to transmit data critical for flood warning over radio frequencies. ALERT2 is an update to the original ALERT protocol, which had limitations.

See the following for specification details:

ALERT2 Comparison to ALERT

TODO smalers 2016-12-10 need to fill in discussion of ALERT limitations and how ALERT2 overcomes these limitations - see the introduction of the ALERT protocol. Would be nice to have illustrations that the average person can understand.

ALERT Users Group

The ALERT Users Group is a group of representing interested entities such as government agencies and vendors who maintain and advance ALERT technologies.

Background Resources

The following resources provide background to understand the history of the ALERT2 specification.

The following are historical documents:

  • Historical ALERT2 Documents:
    • Early ALERT 2 Protocols, ALERT Users Group, May 2008 - presentation by Chris Roark and Don Van Wie
    • ALERT-2 resources at Salo IT Solutions - Salo is company that received a Small Business Innovation (SBIR) Grant to explore developing an alternative to legacy ALERT protocol - This is independent of the Hydrologic Warning Council ALERT2 protocol and should not be confused with the current ALERT2 protocol; however, the effort provides background on legacy ALERT limitations