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.

News Archive : SAC 101.4

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The IRIS DMC is pleased to announce the release of SAC v101.4.

SAC (Seismic Analysis Code) is a general purpose interactive program designed for the study of sequential signals, especially time-series data. Read more

To request the SAC Software, please complete the SAC Software Request Form

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