AWS Health
API Reference (API Version 2016-08-04)


Returns detailed information about one or more specified events. Information includes standard event data (region, service, etc., as returned by DescribeEvents), a detailed event description, and possible additional metadata that depends upon the nature of the event. Affected entities are not included; to retrieve those, use the DescribeAffectedEntities operation.

If a specified event cannot be retrieved, an error message is returned for that event.

Request Syntax

{ "eventArns": [ "string" ], "locale": "string" }

Request Parameters

For information about the parameters that are common to all actions, see Common Parameters.

The request accepts the following data in JSON format.


A list of event ARNs (unique identifiers). For example: "arn:aws:health:us-east-1::event/AWS_EC2_MAINTENANCE_5331", "arn:aws:health:us-west-1::event/AWS_EBS_LOST_VOLUME_xyz"

Type: Array of strings

Array Members: Minimum number of 1 item. Maximum number of 10 items.

Length Constraints: Maximum length of 1600.

Pattern: arn:aws:health:[^:]*:[^:]*:event/[\w-]+

Required: Yes


The locale (language) to return information in. English (en) is the default and the only supported value at this time.

Type: String

Length Constraints: Minimum length of 2. Maximum length of 256.

Required: No

Response Syntax

{ "failedSet": [ { "errorMessage": "string", "errorName": "string", "eventArn": "string" } ], "successfulSet": [ { "event": { "arn": "string", "availabilityZone": "string", "endTime": number, "eventTypeCategory": "string", "eventTypeCode": "string", "lastUpdatedTime": number, "region": "string", "service": "string", "startTime": number, "statusCode": "string" }, "eventDescription": { "latestDescription": "string" }, "eventMetadata": { "string" : "string" } } ] }

Response Elements

If the action is successful, the service sends back an HTTP 200 response.

The following data is returned in JSON format by the service.


Error messages for any events that could not be retrieved.

Type: Array of EventDetailsErrorItem objects


Information about the events that could be retrieved.

Type: Array of EventDetails objects


For information about the errors that are common to all actions, see Common Errors.


The specified locale is not supported.

HTTP Status Code: 400

See Also

For more information about using this API in one of the language-specific AWS SDKs, see the following: