FDSN Dataselect Web Service

The dataselect webservice gives access to multiple channels of FDSN miniSEED data for specified time ranges.

NOTE: polling for real-time continuous data is not allowed.
Please contact IRIS to setup a seedlink for a real-time feed.

To see a full list of service parameters and their usage, click Info Button

URL Builder


Use dashes (-) instead of blank spaces. For e.g. loc=--

Time & Quality


URL: /fdsnws/dataselect/1/query?

Note: Requested time windows that don't fit this formula will return no data.
(timewindow * sr + 100) <= 400 * 1024 * 1024 / 4
where timewindow is end-start in seconds, sr is sample rate of the channel.
See help for valid request windows.

Submission Form


Retrieve the WADL associated with this service: application.wadl

Please use the citation: SCEDC (2013):
Southern California Earthquake Data Center. Caltech. Dataset. doi:10.7909/C3WD3xH1 to cite data downloaded from the SCEDC.

Version: FDSN Dataselect Service:1.1.0