International Federation of Digital Seismograph Networks

NP: United States National Strong-Motion Network

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FDSN Network Information

FDSN code NP Operated by USGS Earthquake Science Center
Network name United States National Strong-Motion Network (NSMP) Deployment region United States
Start date Jan. 1, 1931 End date -
Network Website http://earthquake.usgs.gov/monitoring/nsmp/
Short description

The NSMP operates and maintains strong-motion instruments at more than 660 ground, free-field and reference sites, and more than 3200 channels of data from about 180 structural arrays.

Citation Information

Digital Object Identifier (DOI) https://doi.org/10.7914/SN/NP
Citation
USGS Earthquake Science Center (1931): United States National Strong-Motion Network. International Federation of Digital Seismograph Networks. Other/Seismic Network. 10.7914/SN/NP

Data Access

Data Availability
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FDSN Web Services provide a common data access API for seismic data.

Availability based on irisws-fedcatalog service.
Full fedcatalog information for this network

Additional Notes Data from the NP network are archived in several locations. Data in miniSEED are available from IRIS, the NCEDC, and SCEDC. Recordings of strong motions are available from the Center for Engineering Strong Motion Data (http://www.strongmotioncenter.org/) in COSMOS format.

Stations in this Network