NEHRP Clearinghouse
displaying 11 - 16 results in total 16
Catchings, R. D.; Goldman, M. R.; Gandhok, G.
Structure and Velocities of the Northeastern Santa Cruz Mountains and the Western Santa Clara Valley, California, from the SCSI-LR Seismic Survey.
January 2006, 82 p.
Identifying Number(s): USGS/OFR-2006-1014
Keywords: Geologic faults; California; Santa Cruz Mountains; San Francisco Bay; Geologic structures; Subsurface structures; Ground water; Alluvium deposits; Hazards; Water resources; Seismic surveys; Santa Clara Valley; Velocity; Valleys; EarthquakesEvans, J. R.; Jensen, E. G.; Sell, R.; Stephens, C. D.; Nyman, D. J.
Calibration of PS09, PS10, and PS11 Trans-Alaska Pipeline System Strong-Motion Instruments, with Acceleration, Velocity, and Displacement Records of the Denali Fault Earthquake, 03 November 2002.
January 2006, 60 p.
Identifying Number(s): USGS/OFR-2006-1028
Keywords: ; Measuring instruments; Geologic faults; Velocity; Alaska; Ground motion; Monitoring; Acceleration; Amplifiers; Seismographs; EarthquakesKayen, R.; Scasserra, G.; Stewart, J. P.; Lanzo, G.
Shear Wave Structure of Umbria and Marche, Italy, Strong Motion Seismometer Sites Affected by the 1997 Umbria-Marche, Italy, Earthquake Sequence.
January 2008, 46 p.
Identifying Number(s): USGS-OFR-2008-1010
Keywords: ; Italy; Surface waves; Seismometers; Seismic arrays; Shear stresses; Velocity; EarthquakesAbrahamson, N. A.
Estimation of Seismic Wave Coherency and Rupture Velocity Using the SMART 1 (Strong Motion Array Taiwan, Number 1) Strong-Motion Array Recordings.
National Science Foundation, Washington, DC., March 1985, 141 p.
Identifying Number(s): UCB/EERC-85/02
Keywords: Taiwan; Seismic waves; Bursting; Smart 1; Seismic epicenter; Earthquake engineering; Velocity; Coherence; Seismic effects; EarthquakesLienert, B. R.; Berg, E.; Frazer, L. N.
Hypocenter: An Earthquake Location Method Using Centered, Scaled, and Adaptively Damped Least Squares.
June 1986, 15 p.
Identifying Number(s): HIG-CONTRIB-1712
Keywords: Equations; HYPOCENTER model; Velocity; Arrival time; Seismic velocity; Seismic data; Damping; Time; Earthquakes; Position (Location); Travel time; Algorithms; Seismic arrays; Mean; Reprints; Variables; Epicenters; Adaptive systems; Iterations; Least squares methodDixon, J. P.; Power, J. A.
Volcanic-Tectonic Earthquake Swarm at Mount Martin, Alaska, January 2006.
July 14, 2009, 24 p.
Identifying Number(s): USGS-PP-1760-D
Keywords: Sesimic waves; Tectonics; Volcanoes; Alaska; Monitoring; Mount Martin (Alaska); Velocity; Earthquakes