Outage Notifications
The purpose of this notification is to notify market participants of outage state changes.
The following response message structure will be used for Outage State change notification:
| Message Element | Value |
|---|---|
| Header/Verb | changed |
| Header/Noun | OutageSet |
| Header/Source | ERCOT |
| Reply/ReplyCode | Reply code, success=OK, error=ERROR or FATAL |
| Reply/Error | Error message, if error encountered |
| Reply/Timestamp | Current System Timestamp |
| Payload/ | OutageStateChange |
The following high-level payload structure is used to convey outage notifications.

The following is an XML example:
<OutageStateChange xmlns="http://www.ercot.com/schema/2007-06/nodal/ews">
<mRID>TESTQSE.OTG.M1.Resource.XYZ121548</mRID>
<state>Cancl</state>
<previousState>Recvd</previousState>
<lastModified>2010-03-15</lastModified>
</OutageStateChange>