IRIS Data Types

Types of Sensor Data:

The Data Wizard will help you to find data types available from IRIS. Click Go after selecting the channel in the drop down menu - this will bring up a SeismiQuery form with the channel automatically entered. The question mark is used as a wildcard.

Learn about Channel Naming (pdf)

 

Data Request Help

If you are unsure whether your request could be serviced in time or station sort order, please email engine_room@iris.washington.edu

 

Commonly Used Tools:

Assembled Data - Query and Request
Find assembled data and submit a request for assembled data sets.
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BREQ_FAST
An e-mail request format. Breq_fast is the most common format for making a request because no special tool is needed to format a request.
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BUD Interface
A Web interface for searching and requesting data from the near real-time BUD system. Data is delivered in miniSEED format. BUD data can be accessed by the BUD Web interface, LISS client, or DHI client. One can itemize primary functions, view waveforms, check latency, continuity, request data, etc.
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JWEED
JWeed is a map-based seismogram request tool. It enables the user to select events and stations and then download the data to their computer. JWeed is platform-independent and allows the user to access information from remote data centers, using the Data Handling Interface (DHI), and from local file sources that the user has generated and downloaded.
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NetDC
Another e-mail based request format. Similar to a BREQ_FAST request in format, NetDC allows users to query or request data from more than one networked data center with only one e-mail. Request routing is handled internally by every participating network data center.
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SeismiQuery
A Web interface into our Oracle database of data holdings including all timeseries information and all meta data, like responses, sensor locations, etc. Users are encouraged to search the database before making a request. SeismiQuery is also used to extract channel response files and can be used to make data requests (like BREQ_FAST).
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SOD
SOD is a program that automates tedious data selection, downloading, and routine processing tasks in seismology. It allows you to define your desired data based on earthquakes, recording stations, and the resulting combination of information.
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VASE
VASE is a Java-based client application designed for viewing and extracting seismic waveforms from the DHI waveform repository via BUD.
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WebRequest
A Web form used to submit BREQ_FAST-style requests directly to the DMC. This tool does NOT query the database. There is a BREQ_FAST request generator within SeismiQuery that accesses the database before generating a request. This way, the user knows exactly what they will be getting when their request is fulfilled.
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WILBER II
A Web interface for searching and requesting data from our SPYDER® and FARM archive. Data is delivered in SEED, miniSEED, SAC binary or SAC ASCII files.
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