Data

Requesting data

The following broad methods of requesting data are available:

• Metadata-only: Purely for metadata:
  • Dataless : Request dataless SEED volumes.
  • Metadata Aggregator : An online interface for exploring metadata.
  • SeismiQuery : A set of pre-formatted database queries that allow users to access data and information stored in the DMC Oracle database.
• Email-based requests: Send a specially-formatted email. The most popular tools for this are:
  • BREQ_FAST: Batch REQuests, FAST
  • miniSEED : Email to get miniSEED returned
  • NetDC : End of life date October 1st, 2013. Read the announcement »
• Web-based requests: Online form submission
  • Buffer of Uniform Data, BUD
  • Web Request
  • Wilber3 : Web-based event explorer
• Webservices: Computer-to-computer data requests
  • IRIS
  • FDSN
  • Java API
  • MATLAB Library

If you are unsure which method is best for you, please refer to our help pages.

Data availability

We have several types of data available for download:

• Waveform data [SEED | miniSEED | Simple ASCII]
• Metadata
• “Assembled Data” [ List of datasets | About assembled data
• Historical data
• Events

More information on data formats provided by the IRIS DMC »
More information on restricted data »

Data protocols

• SeedLink

Submitting Data

If you wish to contribute data to the IRIS DMC you have several options:

• Requesting an FDSN Network Code
• Submitting SEED data to the DMC
• Submitting OBSIP [passive & active] data
• Submitting assembled data to the DMC
• Checking on submitted holdings (DCC tools)
• Frequently asked questions

Request status

• Submitted request status
• Recent shipments

Data problems

• Problems that resulted in re-archiving
• Check on QUACK results
• Search Data Problem Reports
• Data-Issues Mailing List – a forum for researchers to exchange information, questions, and observations about data from the DMC.
• Archive of web–posted data problems