快訊內容有變化時,請發出新快訊並附上先前的快訊。 請勿變更或移除動態饋給中現有的快訊。在適當時間 (例如 24 至 48 小時) 之後,從動態饋給中移除已取消、更新或過期的快訊。
透過下列方式處理事件變更或到期時間:
UPDATE
或CANCEL
<msgType>
必須包含至少一個<references>
元素。- 您可以按照下列三種方式取消活動:
- 為每個事件設定
<expires>
dateTime
值。在訊息說明中,設定本快訊的預期目標。 - 發出新的
<alert>
訊息,其包含<msgType>
UPDATE
、<responseType>
"All Clear"
和<expires>
。 - 使用
<msgType>
CANCEL
傳送新的<alert>
訊息。在<references>
元素中,請參照要取消的原始快訊。
- 為每個事件設定
範例
<alert xmlns="urn:oasis:names:tc:emergency:cap:1.2">
<identifier>PAAQ-4-mg5a94</identifier>
<sender>wcatwc@noaa.gov</sender>
<sent>2013-01-05T10:58:23-00:00</sent>
<status>Actual</status>
<msgType>Update</msgType>
<source>WCATWC</source>
<scope>Public</scope>
<code>IPAWSv1.0</code>
<references>wcatwc@noaa.gov,PAAQ-1-mg5a94,2013-01-05T09:01:16-00:00
wcatwc@noaa.gov,PAAQ-2-mg5a94,2013-01-05T09:30:16-00:00 wcatwc@noaa.gov,
PAAQ-3-mg5a94,2013-01-05T10:17:31-00:00</references>
<incidents>mg5a94</incidents>
<info>
<category>Geo</category>
<event>Tsunami Cancellation</event>
<responseType>None</responseType>
<urgency>Past</urgency>
<severity>Unknown</severity>
<certainty>Unlikely</certainty>
<onset>2013-01-05T10:58:23-00:00</onset>
<expires>2013-01-05T10:58:23-00:00</expires>
<senderName>NWS West Coast/Alaska Tsunami Warning Center Palmer
AK</senderName>
<headline>The tsunami Warning is canceled for the coastal areas of
British Columbia and Alaska from the north tip of Vancouver Island,
British Columbia to Cape Fairweather, Alaska (80 miles SE of
Yakutat).</headline>
<description>The tsunami Warning is canceled for the coastal areas of
British Columbia and Alaska from the north tip of Vancouver Island,
British Columbia to Cape Fairweather, Alaska (80 miles SE of Yakutat).
- Event details: Preliminary magnitude 7.5 (Mw) earthquake / Lat:
55.300, Lon: -134.900 at 2013-01-05T08:58:20Z Tsunami cancellations
indicate the end of the damaging tsunami threat. A cancellation is
issued after an evaluation of sea level data confirms that a
destructive tsunami will not impact the alerted region, or after
tsunami levels have subsided to non-damaging levels.</description>
<instruction>Recommended Actions: Don't re-occupy hazard zones until
local emergency officials indicate it is safe to do so. This will be
the last West Coast/Alaska Tsunami Warning Center message issued for
this event. Refer to the internet site ntwc.arh.noaa.gov for more
information. </instruction>
<web>http://ntwc.arh.noaa.gov/events/PAAQ/2013/01/05/mg5a94/4/WEAK51/WEAK51.txt</web>
<parameter>
<valueName>EventLocationName</valueName>
<value>95 miles NW of Dixon Entrance, Alaska</value>
</parameter>
<parameter>
<valueName>EventPreliminaryMagnitude</valueName>
<value>7.5</value>
</parameter>
<parameter>
<valueName>EventPreliminaryMagnitudeType</valueName>
<value>Mw</value>
</parameter>
<parameter>
<valueName>EventOriginTime</valueName>
<value>2013-01-05T08:58:20-00:00</value>
</parameter>
<parameter>
<valueName>EventDepth</valueName>
<value>5 kilometers</value>
</parameter>
<parameter>
<valueName>EventLatLon</valueName>
<value>55.300,-134.900 0.000</value>
</parameter>
<parameter>
<valueName>VTEC</valueName>
<value>/O.CAN.PAAQ.TS.W.0001.000000T0000Z-000000T0000Z/</value>
</parameter>
<parameter>
<valueName>NWSUGC</valueName>
<value>BCZ220-210-922-912-921-911-110-AKZ026>029-023-024-019>
022-025-051258-</value>
</parameter>
<parameter>
<valueName>ProductDefinition</valueName>
<value>Tsunami cancellations indicate the end of the damaging tsunami
threat. A cancellation is issued after an evaluation of sea level
data confirms that a destructive tsunami won't impact the alerted
region, or after tsunami levels have subsided to non-damaging
levels.</value>
</parameter>
<parameter>
<valueName>WEAK51</valueName>
<value>Public Tsunami Warnings, Watches, and Advisories for AK, BC,
and US West Coast</value>
</parameter>
<parameter>
<valueName>EAS-ORG</valueName>
<value>WXR</value>
</parameter>
<resource>
<resourceDesc>Event Data as a JSON document</resourceDesc>
<mimeType>application/json</mimeType>
<uri>http://ntwc.arh.noaa.gov/events/PAAQ/2013/01/05/mg5a94/4/WEAK51/PAAQ.json</uri>
</resource>
<area>
<areaDesc>95 miles NW of Dixon Entrance, Alaska</areaDesc>
<circle>55.3,-134.9 0.0</circle>
</area>
</info>
<Signature xmlns="http://www.w3.org/2000/09/xmldsig#">
...
</Signature>
</alert>