Manual Metadata – Categories: Data Access

The following Data Access packages are available for download. Click the package name to access the download page.

AutoDRM data formats provide a common format for data and data product exchange. The data formats all contain ASCII options that allow the exchange of information via email (even for waveforms). Waveforms in binary format may also be sent using the AutoDRM message format, but the transmission of data messages with binary information must be via FTP.


Batch access to the IRIS DMC archive can be obtained by electronically mailing a specially formatted file to the IRIS DMC in Seattle. These are BREQ_FAST files and provide a base level access to the DMC needed by any user.


Google Earth combines the power of Google Search with satellite imagery, maps, terrain and 3D buildings to put the world’s geographic information at your fingertips. Using the IRIS Google Map Service, you can create custom maps based on IRIS DMC metadata.


JWEED is a Java client that is compatible with the web services offered at IRIS DMC and data centers supporting the FDSN Web Services protocol. JWEED has been tested on recent Mac, Linux, and Windows operating systems and should run fine with Oracle’s Java 6 or later.


The MetaData Aggregator (MDA) returns metadata summaries from the IRIS DMC database including data availability and links to further services.


NetDC is a data request system that allows a user to request seismological information from multiple data centers through a single email form. Information is delivered to the user through email and FTP in a uniform digital or text format.


Detailed technical manual for the Networked Data Centers (NetDC) protocol.


SAC (Seismic Analysis Code), previously SAC2000, is a general-purpose interactive program designed for the study of sequential signals, especially time-series data. Emphasis has been placed on analysis tools used by research seismologists in the detailed study of seismic events.


SOD is a program that automates tedious data selection, downloading, and routine processing tasks in seismology.