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; Earthquakes

• ['Evans, 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; Earthquakes

• ['Kayen, 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; Earthquakes

• Abrahamson, 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; Earthquakes

• ['Lienert, 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 method

• ['Dixon, 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