Network Outage


Starting around 2017-02-17 16:20 UTC (11:20 EDT / 8:20 PDT) IRIS Data Services experienced a network outage. We are still looking into the cause of the outage and hope to be back online as soon as possible. We apologize for the inconvenience to your workflow.

Software Downloads – mseed2sac


Version 1 Breaklog 2 Language(s) Release date Group(s) 3



Nov. 13, 2013



Converts Mini-SEED to SAC format. An optional metadata file may be supplied that contains values for the SAC headers that are not available in Mini-SEED. This converter should work in Linux/Unix/MacOSX and Windows.




Conversion Programs

External Developers

1 – Click the version release to view details about each package release including screenshots, manuals/how–to's, and revision histories. If more than one version is listed it means that a specific set of functionality was added or removed and legacy versions that preserve behaviors are archived.

2 – A list of changes that are not backwards compatible. More than one version of a package will be listed if this field has an entry.

3 – Development group(s) responsible. If IRIS and another group is listed, this usually means IRIS funded an external group for development.