01/02/28 18:54:31.00 WASHINGTON Epicenter: 47.167 -122.733 MW 6.8 MOMENT TENSOR SOLUTION Depth 59 No. of sta: 23 Moment Tensor; Scale 10**19 Nm Mrr=-0.73 Mtt=-0.31 Mff= 1.05 Mrt= 0.40 Mrf=-1.57 Mtf= 0.17 Principal axes: T Val= 1.96 Plg=30 Azm= 88 N -0.19 13 350 P -1.77 56 240 Best Double Couple:Mo=1.9*10**19 NP1:Strike=214 Dip=19 Slip= -45 NP2: 347 77 -104 ------- ######--########- #####----############ #####-------############# #####---------############### ####------------############### ###--------------############## ####--------------############### ###----------------####### #### ###----------------####### T #### ##-------- ------####### #### ##-------- P -------############# ##------- -------############ ##-----------------############ ##----------------########### #----------------######## ---------------###### ------------##### ------- --------------------------------------------------------------------------
- Subtract 8 hours from Greenwich Mean Time to obtain PST or 4 hours for EST
- Location Quality: A (good), B (fair), C (poor), D (bad)
- Magnitude: Ml (local or Richter magnitude), Lg (mblg), Md (duration), Mb (body wave), Ms (surface wave), Mw (moment)
- Standard Sources Include:
- U.S. Geological Survey, National Earthquake Information Center, Golden, CO (NEIC)
- Harvard Geophysical Observatory, Harvard University, Cambridge, MA (HRV)
- U.S. Geological Survey, Northern California Seismic Network (NCSN)
- University of California, Berkeley, Seismological Laboratory (UCBSL)
- California Institute of Technology, Pasadena, California (Caltech)
- various wire reports and/or personal communications
- All data are preliminary and subject to change.
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