NIEM Progression 5

Disclaimer: This tool was developed by Tom Carlson Consulting LLC. It was created from the official distribution of the data model. Tom Carlson Consulting LLC makes neither claim nor warranty that this tool provides an accurate representation of the NIEM data model. For official and authoritative representations, please visit the official NIEM release website.



em:AlertEventDetails

A container for all component parts of the info sub-element of the alert message. Multiple occurrences are permitted within a single alert

em:AlertEventDetails holds other objects.

em:AlertEventDetails can hold any of these following objects, starting with the most specific and becoming more generic as you move down the list:


em:AlertEventDetailsAudienceDescriptionText

A description of the intended audience of the alert message

Holds text.


em:AlertEventDetailsSystemRecordID

An identifier for the event type of the alert message

Holds other objects.


em:AlertEventDetailsDescriptionText

A description of the incident/event/situation associated with the Alert message

Holds text.


em:AlertEventDetailsHeadlineText

A headline of the alert message. A brief human-readable headline. Note that some displays (for example, short messaging service devices) may only present this headline; it SHOULD be made as direct and actionable as possible while remaining short. 1

Holds text.


em:AlertEventDetailsInstructionsDescriptionText

A description of recommended action to be taken by recipients of the alert message. An extended human readable instruction to targeted recipients. (If different instructions are intended for different recipients, they should be represented by use of multiple info blocks. See CAP specification for details.)

Holds text.


em:AlertEventDetailsOnsetDateTime

An expected time of the beginning of the subject event of the alert message

Holds date-related information.


em:AlertEventDetailsUrgencyCode

A code denoting the urgency of the subject event of the alert message

Holds code table entries.


em:AlertEventDetailsSeverityCode

A code denoting the severity of the subject event of the alert message

Holds code table entries.


em:AlertEventDetailsCategoryCode

A code denoting the category of the subject event of the alert message

Holds code table entries.


em:AlertEventDetailsCertaintyCode

A code denoting the certainty of the subject event of the alert message

Holds code table entries.


em:AlertEventDetailsResponseRecommendationCode

A code denoting the type of action recommended for the target audience

Holds code table entries.