Strongmo Database System

STRONGMO, the tool you are currently using, is part of the NCEER Strong Ground Motion Facility's effort to develop a data base in which strong ground motion data is retrievable over a telecommuni- cations line or a computer network. The tool is still in its experi- mental stages, so be wary. Presently the user has the capability to interogate the NCEER Strong Motion Data Base and then retrieve selected strong motion data (both parametric and time-series) via kermit, a communications program developed at Columbia University. The tool also provides the user with the ability to: contact staff at Lamont via electronic mail; find out the latest status of the NCEER/Lamont Digital Strong-Motion Network; and retrieve raw data retrieved from the Network.

The Data Base consists of a comprehensive collection of earth- quake, strong motion record, time-series, and recording site parameters. One of the most important features of the Data Base is that it contains the actual time-histories on-line in a consistent format (the AH format developed at Lamont). The Data Base is in a relational format which allows for complex queries on the data.

The data itself comes from two different sources; 20 digitally recording accelerographs operated by Lamont and NCEER and over 50 magnetic tapes that were purchased from several strong- motion data archiving agencies, including: the National Geophysical Data Center in Boulder, Colorado; Calif. Div. of Mines and Geology; and the United States Geological Survey in Menlo Park, California.


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For more information contact:
John Armbruster (armb@ldeo.columbia.edu) or Klaus Jacob (jacob@ldeo.columbia.edu)


Programmed/Designed by: M. Parsi